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RIFAMPICIN 300MG CAPSULES

Active substance(s): RIFAMPICIN

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Talk to your doctor straight away if you notice any of the following
serious side effects:
• Mental problems with unusual thoughts and strange visions (hallucinations)
• Severe watery diarrhoea that will not stop and you are feeling weak and
have a fever. This may be something called ‘Pseudomembranous colitis’
• Flu-like symptoms including chills, fever, headache, dizziness and bone
pains
Tell your doctor as soon as possible if you have any of the following
side effects:
• Water retention (oedema) which may cause swollen face, stomach, arms or
legs
• Muscle weakness or pain or loss of muscle reflexes
• Dizziness, feel lightheaded and faint especially when you stand or sit up
quickly (due to low blood pressure)
• Swollen fingers, toes or ankles
• Being unable to concentrate, feeling nervous, irritable or depressed
• Feeling very tired and weak or difficulty sleeping (insomnia)
• Short-term memory loss, anxiety, being less alert or responsive
• Wasting of muscles or other body tissues
• Weight loss, night sweats and fever. These could be signs of a blood
condition called eosinophilia
• Feeling sick or being sick
Tell your doctor or pharmacist if any of the following side effects get
serious or lasts longer than a few days:
• Skin flushing or itching
• Irregular periods
• Diarrhoea or stomach discomfort
• Loss of appetite (anorexia)
• Headache
Other side effects you should discuss with your doctor if you are
concerned about them
• You notice an orange or reddish colour in your urine, sweat, phlegm
(sputum), saliva or tears. This is quite common and you need not worry.
However, the red colour may permanently stain soft contact lenses. The red
colour in tears may last for some time after you have stopped having
Rifadin 300mg Capsules.
Blood tests
• A blood test may show changes in the way the liver is working
Talk to your doctor or pharmacist if any of the side effects gets serious
or lasts longer than a few days, or if you notice any side effects not
listed in this leaflet.
Reporting of side effects
If you get any side effects, talk to your doctor, pharmacist or nurse. This
includes any possible side effects not listed in this leaflet. You can also report
side effects directly via the Yellow Card Scheme at:
www.mhra.gov.uk/yellowcard
By reporting side effects you can help provide more information on the safety
of this medicine.

Page 4

5








KEEP OUT OF THE SIGHT AND REACH OF CHILDREN.
Do not store above 25°C.
Store in the original packaging.
Do not take Rifadin 300mg Capsules after the expiry date which is stated
on the blister or carton. The expiry date refers to the last day of that month.
If your medicine becomes discoloured or shows any other signs of
deterioration consult your pharmacist who will tell you what to do.
Medicines should not be disposed of via wastewater or household waste.
Ask your pharmacist how to dispose of medicines no longer required.
These measures will help to protect the environment.

6

Rifadin ® 300mg Capsules

How to store Rifadin 300mg Capsules

Contents of the pack and other information

Your medicine
Rifadin 300mg are red, hard, gelatin capsule marked R-300 on both cap and
body.
Each pack contains 56 Capsules.
What is in your medicine
Each capsule contains 300mg of the active ingredient, rifampicin.
The other ingredients are corn starch, magnesium stearate, gelatin,
erythrosine E127, indigotine E132 and titanium dioxide E171.
Manufacturer and Licence Holder
Manufactured by Sanofi S.p.A. Località Valcanello - 03012 Anagni (FR), Italy
and are procured from within the EU and repackaged by the Product Licence
Holder: Lexon (UK) Limited, Unit 18, Oxleasow Road, East Moons Moat,
Redditch, Worcestershire, B98 0RE.

POM

PL Number:

15184/1643

Rifadin is a registered trademark of Gruppo Lepetit S.r.l.
Leaflet revision date: 03/05/16

Blind or partially sighted?
Is this leaflet hard to see or read?
Phone Lexon (UK) Limited,
Tel: 01527 505414 for help.

Ref:1643/030516/1/F

(rifampicin)

Patient Information Leaflet
Important things you need to know about Rifadin 300mg Capsules
• It is very important that you take Rifadin 300mg Capsules exactly as your
doctor has told you. There is a chance of you having a severe and
dangerous allergic reaction if you do not take Rifadin 300mg Capsules
each day as you are told
• You must keep taking Rifadin 300mg Capsules until your doctor tells you
to stop.
• If you are taking any other medicines, including medicines you have bought
from the pharmacy or shop, you must make sure your doctor knows
• Rifadin 300mg Capsules make all your body fluids an orange or red colour.
Do not worry - this is normal and not harmful
• Take Rifadin 300mg Capsules on an empty stomach. This means at least
30 minutes before food or 2 hours after food
• If you get a temperature, are sick, begin to feel more unwell, lose your
appetite or have yellowing of the skin, gums or eyes, you must talk to your
doctor straight away
Read the rest of this leaflet carefully before you start taking this
medicine.
• Keep this leaflet. You may need to read it again.
• If you have any further questions, ask your doctor or your pharmacist.
• This medicine has been prescribed for you. Do not pass it to others. It may
harm them, even if their symptoms are the same as yours.
• If any of the side effects gets serious, or if you notice any side effects not
listed in this leaflet, please tell your doctor or pharmacist.

In this leaflet:
1 What Rifadin 300mg Capsules are and what they are used for
2 What you need to know before you take Rifadin 300mg
Capsules
3 How to take Rifadin 300mg Capsules
4 Possible side effects
5 How to store Rifadin 300mg Capsules
6 Contents of the pack and other information

1

What Rifadin 300mg Capsules are and what they are used
for

Rifadin 300mg Capsules contain a medicine called rifampicin. It belongs to a
group of medicines called anti-bacterials. It works by killing the bacteria that
cause infections.
Rifadin 300mg Capsules are used to treat the following bacterial infections:
• Tuberculosis (also known as TB) alongside other medicines
• Leprosy alongside other medicines
• Brucellosis alongside other medicines
• Legionnaires Diseases alongside other medicines
• Haemophilus Influenzae
• Other serious bacterial infections

Rifadin 300mg Capsules can also be used to stop the following infections
from developing;
• Meningitis
• Haemophilus Influenzae in children aged 4 years or younger

2

What you need to know before you take Rifadin 300mg
Capsules

Do not take Rifadin 300mg Capsules if:
• You are allergic (hypersensitive) to
- rifampicin
- any of the other ingredients of the Rifadin 300mg Capsules (see
Section 6: Further information)
Signs of an allergic reaction include: a rash, swallowing or breathing
problems, swelling of your lips, face, throat or tongue
• You have yellowing of the skin and eyes (jaundice)
• You are taking saquinavir or ritonavir for an HIV infection (see ‘Taking other
medicines’ section below)
Do not take if any of the above apply to you. If you are not sure, talk to your
doctor or pharmacist before taking Rifadin 300mg Capsules.
Warnings and precautions
Talk to your doctor or pharmacist before taking Rifadin 300mg
Capsules:
• You have liver problems
• You have any kidney problems and if you are having more than 600mg
rifampicin per day
• You have diabetes. Your diabetes may become more difficult to control
while taking this medicine
• You feel numb or weak in your arms and legs (peripheral neuropathy)
• You are under weight or malnourished
• You have a rare blood problem called ‘porphyria’
• You wear contact lenses. Taking Rifadin 300mg Capsules may permanently
stain soft contact lenses
• The person taking this medicine is a child
• You are aged 65 years or older
If you are not sure if any of the above apply to you, talk to your doctor or
pharmacist before taking Rifadin 300mg Capsules.
Blood Tests
Your doctor will need to check your blood before you take this medicine. This
will help your doctor know if any changes happen to your blood after taking
this medicine. You may also need to have regular blood tests to check how
your liver is working.
Other medicines and Rifadin 300mg Capsules
Please tell your doctor or pharmacist if you are taking or have recently taken
any other medicines. This includes medicines you buy without a prescription,
including herbal medicines. This is because Rifadin 300mg Capsules can
affect the way some other medicines work. Also some medicines can affect
the way Rifadin 300mg Capsules work.
Page 1

In particular, do not take this medicine, and tell your doctor, if you are
taking:
• Saquinavir or ritonavir used for HIV infection
The following medicines can make Rifadin 300mg Capsules work less
well:
• Antacids used for indigestion. Take Rifadin 300mg Capsules at least 1 hour
before taking antacids
• Other medicines used for TB such as P-aminosalicyclic acid (PAS). PAS
and Rifadin 300mg Capsules should be taken at least 8 hours apart
Tell your doctor if you are taking any of the following medicines:
Heart and blood medicines
• Medicines for high blood pressure
• Medicines for heart problems or to control your heartbeat
• Medicines used to thin the blood such as warfarin
• Medicines used to lower cholesterol
• Water tablets (diuretics) such as eplerenone
Mental health, epilepsy and motor neurone medicines
• Medicines for thought disorders known as ‘antipsychotics’ such as
haloperidol
• Medicines to calm or reduce anxiety (hypnotics, anxiolytics)
• Medicines to help you sleep (barbiturates)
• Medicines used for epilepsy such as phenytoin
• Some medicines used for depression such as amitriptyline and nortriptyline
• Riluzole - used for motor neurone disease
Medicines for infections and the immune system
• Some medicines used for viral infections such as indinavir, efavirenz,
amprenavir, nelfinavir, atazanavir, lopinavir and neviparine
• Medicines used for fungal infections
• Medicines used for bacterial infections (antibiotics)
• Medicines used for lowering your immune system such as ciclosporin,
sirolimus and tacrolimus
• Praziquantel - used for tapeworm infections
• Atovaquone - used for pneumonia
Hormone and cancer medicines
• Some hormone medicines (estrogen, systemic hormones, progestogens)
used for contraception or some types of cancer such as ethinyloestradiol,
levonorgestrel or dydrogesterone
• Some hormone medicines (anti-estrogens) used for breast cancer or
endometriosis such as tamoxifen, toremifene and gestrinone
• Some medicines used for cancer (cytotoxics) such as imatinib
• Levothyroxine (thyroid hormone) used for thyroid problems
• Irinotecan - used for cancer
Pain, inflammation and gout medicines
• Non-steroidal anti-inflammatory drugs (NSAIDS) such as etoricoxib, aspirin
and indometacin
• Medicines used for pain such as codeine, morphine, fentanyl or pethidine
• Corticosteroids used for inflammation such as hydrocortisone,
betamethasone and prednisolone
• Methadone - used for heroin withdrawal

Page 2

Other medicines

• Medicines used for diabetes
• Medicines used to relax muscles before surgery (anaesthetics) such as
halothane

• Some medicines used for feeling sick or being sick such as ondansetron
and aprepitant

• Quinine - used for malaria
• Theophylline - used for wheezing or difficulty in breathing
Taking Rifadin 300mg Capsules with food and drink
Take Rifadin 300mg Capsules on an empty stomach. This means at least
30 minutes before food or 2 hours after food.
Pregnancy and breast-feeding
Talk to your doctor before taking this medicine if you are pregnant, plan to
get pregnant or think you are pregnant.
Rifadin 300mg Capsules may make the contraceptive “pill” work less well.
This means you should change to a different type of contraception. Instead,
you must use a reliable barrier method of contraception such as condoms or
the “coil” while taking Rifadin 300mg Capsules. If you have any questions or
are unsure about this talk to your doctor or pharmacist.
You should not breast-feed if you are taking Rifadin 300mg Capsules.
This is because small amounts may pass into the mothers’ milk. If you are
breastfeeding or planning to breast-feed, talk to your doctor or pharmacist
before taking any medicine.
Driving and using machines
You may feel dizzy or faint, have problems with vision or have other side
effects that could affect your ability to drive while taking this medicine. If this
happens, do not drive or use any tools or machines.

How much to take
How much you will be given will depend your age and on the type of illness
Tuberculosis (TB)
• Rifadin should be given with at least one other medicine for TB
• The usual dose is:
• Patients weighing less than 50kg: A single daily dose of 450mg
• Patients weighing more than 50kg: A single daily dose of 600mg
• Children: 10mg to 20mg per kilogram of body weight each day.
The maximum dose is 600mg each day

leprosy
• Your doctor may prescribe a monthly or daily dose. The usual dose is:
• Patients weighing less than 50kg: A single daily dose of 450mg
• Patients weighing more than 50kg: A single daily dose of 600mg
Brucellosis, Legionnaires Disease or other serious bacterial infections
• Rifadin should be used together with another antibiotic
• The amount you are given will depend on how severe your infection is:
• Adults: 600mg to 1200mg each day. The dose is given in 2 to 4 divided
doses
Stopping the development of Meningitis
• The usual dose is:
• Adults: 600mg twice each day for two days
• Children (1 -12 years): 10mg per kilogram of bodyweight, twice each
day for two days
• Children (3 months - 1 year): 5mg per kilogram twice each day for two
days
Stopping the development of Haemophilus Influenzae:

How to take Rifadin 300mg Capsules

Always take Rifadin 300mg Capsules exactly as your doctor has told you.
You should check with your doctor or pharmacist if you are not sure.
Rifadin is also available as syrup for children.
Keep taking this medicine
• You must take the capsules each day for the whole time the doctor has told
you to take them
• Do not stop and start taking the capsules. This may increase the risk of
side effects and your infection will not be treated properly
How to take the capsules
• Take this medicine by mouth
• Swallow the capsules whole, with a drink of water
• Take at least 30 minutes before a meal or 2 hours after a meal.
• If you feel the effect of your medicine is too weak or too strong, do not
change the dose yourself, but ask your doctor

If you stop taking Rifadin 300mg Capsules
Keep taking Rifadin 300mg Capsules until your doctor tells you to stop.
Do not stop taking Rifadin 300mg Capsules just because you feel better. If
you stop, your infection may get worse.
If you have any further questions on the use of this product, ask your doctor
or pharmacist.

Leprosy

• Rifadin should always be given with at least one other medicine for

• Everybody in the same house needs to be treated under the doctors
3

If you forget to take Rifadin 300mg Capsules
If you forget a dose, take it as soon as you remember it. However, if it is
nearly time for the next dose, skip the missed dose. Do not take a double
dose to make up for the forgotten capsules.

direction

• The usual dose is:
• Adults and Children: 20mg per kilogram body weight each day for four
days. No more than 600mg should be given.

• Neonates (1 month): 10mg/kg each day for 4 days
Elderly patients
Your doctor may need to monitor you more closely.
People with Liver problems
You should not be given any more than 8mg per kilogram of body weight
each day.
If you take more Rifadin 300mg Capsules than you should
If you take more Rifadin 300mg Capsules than you should, tell a doctor or go
to a hospital casualty department straight away. Take the medicine pack with
you. This is so the doctor knows what you have taken.
You may feel sick (nausea), be sick (vomiting), have stomach pain, itching or
a headache. You may also feel tired, sleepy, dizzy or light-headed. Other
signs of taking too much includes swelling of the face, eyes or eyelids,
slurring of speech, difficulty breathing, fast heartbeat, uneven heartbeats, fits
and heart attack.

Tests
Taking Rifadin 300mg Capsules may affect the results of some blood tests. In
particular, tests for folate, vitamin B12 and liver function. If you are going to
have a blood test, it is important to tell your doctor that you are taking Rifadin
300mg Capsules.

4 Possible side effects
Like all medicines, Rifadin 300mg Capsules can cause side effects, although
not everybody gets them.
Stop taking and go to a hospital straight away if you notice any of the
following serious side effects:
• You have an allergic reaction. The signs may include: a rash, swallowing
or breathing problems, wheezing, swelling of your lips, face, throat or
tongue
• You have a fever and yellowing of the skin or whites of the eyes, feel tired,
weak or generally unwell, loss of appetite (anorexia), feeling sick (nausea),
being sick (vomiting). These may be early signs of liver problems
• You get blistering, peeling, bleeding, scaling or fluid filled patches on any
part of your skin. This includes your lips, eyes, mouth, nose, genitals, hands
or feet. You may have a serious skin problem
• You bruise more easily than usual. Or you may have a painful rash of dark
red spots under the skin which do not go away when you press on them
(purpura). This could be because of a serious blood problem
• You have chills, tiredness, unusually pale skin colour, shortness of breath,
fast heartbeat or dark coloured urine. This could be signs of a serious type
of anaemia
• You have blood in your urine or an increase or decrease in amount of urine
you produce. You may also get swelling, especially of the legs, ankles or
feet. This may be caused by serious kidney problems
• You have a sudden severe headache. This could be a sign of bleeding in
the brain
• Shortness of breath and wheezing
• You get confused, sleepy, cold clammy skin, shallow or difficult breathing,
a racing heartbeat or your skin is paler than normal. These could be signs
of shock
• You get more infections more easily than normal. Signs include fever, sore
throat or mouth ulcers. This could be because you have a low number of
white blood cells
• You have bleeding from your nose, ear, gums, throat, skin or stomach.
Signs may include a feeling of tenderness and swelling in your stomach,
purple spots on your skin and black or tar-like stools

Ref:1643/030516/1/B

Page 3

Talk to your doctor straight away if you notice any of the following
serious side effects:
• Mental problems with unusual thoughts and strange visions (hallucinations)
• Severe watery diarrhoea that will not stop and you are feeling weak and
have a fever. This may be something called ‘Pseudomembranous colitis’
• Flu-like symptoms including chills, fever, headache, dizziness and bone
pains
Tell your doctor as soon as possible if you have any of the following
side effects:
• Water retention (oedema) which may cause swollen face, stomach, arms or
legs
• Muscle weakness or pain or loss of muscle reflexes
• Dizziness, feel lightheaded and faint especially when you stand or sit up
quickly (due to low blood pressure)
• Swollen fingers, toes or ankles
• Being unable to concentrate, feeling nervous, irritable or depressed
• Feeling very tired and weak or difficulty sleeping (insomnia)
• Short-term memory loss, anxiety, being less alert or responsive
• Wasting of muscles or other body tissues
• Weight loss, night sweats and fever. These could be signs of a blood
condition called eosinophilia
• Feeling sick or being sick
Tell your doctor or pharmacist if any of the following side effects get
serious or lasts longer than a few days:
• Skin flushing or itching
• Irregular periods
• Diarrhoea or stomach discomfort
• Loss of appetite (anorexia)
• Headache
Other side effects you should discuss with your doctor if you are
concerned about them
• You notice an orange or reddish colour in your urine, sweat, phlegm
(sputum), saliva or tears. This is quite common and you need not worry.
However, the red colour may permanently stain soft contact lenses. The red
colour in tears may last for some time after you have stopped having
Rifampicin 300mg Capsules.
Blood tests

• A blood test may show changes in the way the liver is working
Talk to your doctor or pharmacist if any of the side effects gets serious
or lasts longer than a few days, or if you notice any side effects not
listed in this leaflet.
Reporting of side effects
If you get any side effects, talk to your doctor, pharmacist or nurse. This
includes any possible side effects not listed in this leaflet. You can also report
side effects directly via the Yellow Card Scheme at:
www.mhra.gov.uk/yellowcard
By reporting side effects you can help provide more information on the safety
of this medicine.

Page 4

5








KEEP OUT OF THE SIGHT AND REACH OF CHILDREN.
Do not store above 25°C.
Store in the original packaging.
Do not take Rifampicin 300mg Capsules after the expiry date which is
stated on the blister or carton. The expiry date refers to the last day of that
month.
If your medicine becomes discoloured or shows any other signs of
deterioration consult your pharmacist who will tell you what to do.
Medicines should not be disposed of via wastewater or household waste.
Ask your pharmacist how to dispose of medicines no longer required.
These measures will help to protect the environment.
6

Rifampicin 300mg Capsules

How to store Rifampicin 300mg Capsules

Contents of the pack and other information

Your medicine
Rifampicin 300mg are red, hard, gelatin capsule marked R-300 on both cap
and body.
Each pack contains 56 Capsules.
What is in your medicine
Each capsule contains 300mg of the active ingredient, rifampicin.
The other ingredients are corn starch, magnesium stearate, gelatin,
erythrosine E127, indigotine E132 and titanium dioxide E171.
Manufacturer and Licence Holder
Manufactured by Sanofi S.p.A. Località Valcanello - 03012 Anagni (FR), Italy
and are procured from within the EU and repackaged by the Product Licence
Holder: Lexon (UK) Limited, Unit 18, Oxleasow Road, East Moons Moat,
Redditch, Worcestershire, B98 0RE.

POM

PL Number:

15184/1643

Leaflet revision date: 03/05/16

Blind or partially sighted?
Is this leaflet hard to see or read?
Phone Lexon (UK) Limited,
Tel: 01527 505414 for help.

Ref:1643/030516/2/F

Patient Information Leaflet
Important things you need to know about Rifampicin 300mg Capsules
• It is very important that you take Rifampicin 300mg Capsules exactly as
your doctor has told you. There is a chance of you having a severe and
dangerous allergic reaction if you do not take Rifampicin 300mg Capsules
each day as you are told
• You must keep taking Rifampicin 300mg Capsules until your doctor tells
you to stop.
• If you are taking any other medicines, including medicines you have bought
from the pharmacy or shop, you must make sure your doctor knows
• Rifampicin 300mg Capsules make all your body fluids an orange or red
colour. Do not worry - this is normal and not harmful
• Take Rifampicin 300mg Capsules on an empty stomach. This means at
least 30 minutes before food or 2 hours after food
• If you get a temperature, are sick, begin to feel more unwell, lose your
appetite or have yellowing of the skin, gums or eyes, you must talk to your
doctor straight away
Read the rest of this leaflet carefully before you start taking this
medicine.
• Keep this leaflet. You may need to read it again.
• If you have any further questions, ask your doctor or your pharmacist.
• This medicine has been prescribed for you. Do not pass it to others. It may
harm them, even if their symptoms are the same as yours.
• If any of the side effects gets serious, or if you notice any side effects not
listed in this leaflet, please tell your doctor or pharmacist.

In this leaflet:
1 What Rifampicin 300mg Capsules are and what they are used
for
2 What you need to know before you take Rifampicin 300mg
Capsules
3 How to take Rifampicin 300mg Capsules
4 Possible side effects
5 How to store Rifampicin 300mg Capsules
6 Further information
1

What Rifampicin 300mg Capsules are and what they are
used for

Rifampicin 300mg Capsules contain a medicine called rifampicin. It belongs
to a group of medicines called anti-bacterials. It works by killing the bacteria
that cause infections.
Rifampicin 300mg Capsules are used to treat the following bacterial
infections:
• Tuberculosis (also known as TB) alongside other medicines
• Leprosy alongside other medicines
• Brucellosis alongside other medicines
• Legionnaires Diseases alongside other medicines
• Haemophilus Influenzae
• Other serious bacterial infections

Rifampicin 300mg Capsules can also be used to stop the following infections
from developing;
• Meningitis
• Haemophilus Influenzae in children aged 4 years or younger

2

What you need to know before you take Rifampicin 300mg
Capsules

Do not take Rifampicin 300mg Capsules if:
• You are allergic (hypersensitive) to
- rifampicin
- any of the other ingredients of the Rifampicin 300mg Capsules (see
Section 6: Further information)
Signs of an allergic reaction include: a rash, swallowing or breathing
problems, swelling of your lips, face, throat or tongue
• You have yellowing of the skin and eyes (jaundice)
• You are taking saquinavir or ritonavir for an HIV infection (see ‘Taking other
medicines’ section below)
Do not take if any of the above apply to you. If you are not sure, talk to your
doctor or pharmacist before taking Rifampicin 300mg Capsules.

Warnings and precautions
Talk to your doctor or pharmacist before taking Rifampicin 300mg
Capsules:
• You have liver problems
• You have any kidney problems and if you are having more than 600mg
rifampicin per day
• You have diabetes. Your diabetes may become more difficult to control
while taking this medicine
• You feel numb or weak in your arms and legs (peripheral neuropathy)
• You are under weight or malnourished
• You have a rare blood problem called ‘porphyria’
• You wear contact lenses. Taking Rifampicin 300mg Capsules may
permanently stain soft contact lenses
• The person taking this medicine is a child
• You are aged 65 years or older
If you are not sure if any of the above apply to you, talk to your doctor or
pharmacist before taking Rifampicin 300mg Capsules.
Blood Tests
Your doctor will need to check your blood before you take this medicine. This
will help your doctor know if any changes happen to your blood after taking
this medicine. You may also need to have regular blood tests to check how
your liver is working.
Other medicines and Rifampicin 300mg Capsules
Please tell your doctor or pharmacist if you are taking or have recently taken
any other medicines. This includes medicines you buy without a prescription,
including herbal medicines. This is because Rifampicin 300mg Capsules can
affect the way some other medicines work. Also some medicines can affect
Page 1
the way Rifampicin 300mg Capsules work.

In particular, do not take this medicine, and tell your doctor, if you are
taking:
• Saquinavir or ritonavir used for HIV infection
The following medicines can make Rifampicin 300mg Capsules work
less well:
• Antacids used for indigestion. Take Rifampicin 300mg Capsules at least 1
hour before taking antacids
• Other medicines used for TB such as P-aminosalicyclic acid (PAS). PAS
and Rifampicin 300mg Capsules should be taken at least 8 hours apart
Tell your doctor if you are taking any of the following medicines:
Heart and blood medicines
• Medicines for high blood pressure
• Medicines for heart problems or to control your heartbeat
• Medicines used to thin the blood such as warfarin
• Medicines used to lower cholesterol
• Water tablets (diuretics) such as eplerenone
Mental health, epilepsy and motor neurone medicines
• Medicines for thought disorders known as ‘antipsychotics’ such as
haloperidol
• Medicines to calm or reduce anxiety (hypnotics, anxiolytics)
• Medicines to help you sleep (barbiturates)
• Medicines used for epilepsy such as phenytoin
• Some medicines used for depression such as amitriptyline and nortriptyline
• Riluzole - used for motor neurone disease
Medicines for infections and the immune system
• Some medicines used for viral infections such as indinavir, efavirenz,
amprenavir, nelfinavir, atazanavir, lopinavir and neviparine
• Medicines used for fungal infections
• Medicines used for bacterial infections (antibiotics)
• Medicines used for lowering your immune system such as ciclosporin,
sirolimus and tacrolimus
• Praziquantel - used for tapeworm infections
• Atovaquone - used for pneumonia
Hormone and cancer medicines
• Some hormone medicines (estrogen, systemic hormones, progestogens)
used for contraception or some types of cancer such as ethinyloestradiol,
levonorgestrel or dydrogesterone
• Some hormone medicines (anti-estrogens) used for breast cancer or
endometriosis such as tamoxifen, toremifene and gestrinone
• Some medicines used for cancer (cytotoxics) such as imatinib
• Levothyroxine (thyroid hormone) used for thyroid problems
• Irinotecan - used for cancer
Pain, inflammation and gout medicines
• Non-steroidal anti-inflammatory drugs (NSAIDS) such as etoricoxib, aspirin
and indometacin
• Medicines used for pain such as codeine, morphine, fentanyl or pethidine
• Corticosteroids used for inflammation such as hydrocortisone,
betamethasone and prednisolone
• Methadone - used for heroin withdrawal

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Other medicines

• Medicines used for diabetes
• Medicines used to relax muscles before surgery (anaesthetics) such as
halothane

• Some medicines used for feeling sick or being sick such as ondansetron
and aprepitant

• Quinine - used for malaria
• Theophylline - used for wheezing or difficulty in breathing
Taking Rifampicin 300mg Capsules with food and drink
Take Rifampicin 300mg Capsules on an empty stomach. This means at least
30 minutes before food or 2 hours after food.
Pregnancy and breast-feeding
Talk to your doctor before taking this medicine if you are pregnant, plan to
get pregnant or think you are pregnant.
Rifampicin 300mg Capsules may make the contraceptive “pill” work less well.
This means you should change to a different type of contraception. Instead,
you must use a reliable barrier method of contraception such as condoms or
the “coil” while taking Rifampicin 300mg Capsules. If you have any questions
or are unsure about this talk to your doctor or pharmacist.
You should not breast-feed if you are taking Rifampicin 300mg Capsules.
This is because small amounts may pass into the mothers’ milk. If you are
breastfeeding or planning to breast-feed, talk to your doctor or pharmacist
before taking any medicine.
Driving and using machines
You may feel dizzy or faint, have problems with vision or have other side
effects that could affect your ability to drive while taking this medicine. If this
happens, do not drive or use any tools or machines.

How much to take
How much you will be given will depend your age and on the type of illness
Tuberculosis (TB)
• Rifampicin should be given with at least one other medicine for TB
• The usual dose is:
• Patients weighing less than 50kg: A single daily dose of 450mg
• Patients weighing more than 50kg: A single daily dose of 600mg
• Children: 10mg to 20mg per kilogram of body weight each day.
The maximum dose is 600mg each day

leprosy
• Your doctor may prescribe a monthly or daily dose. The usual dose is:
• Patients weighing less than 50kg: A single daily dose of 450mg
• Patients weighing more than 50kg: A single daily dose of 600mg

Brucellosis, Legionnaires Disease or other serious bacterial infections
• Rifampicin should be used together with another antibiotic
• The amount you are given will depend on how severe your infection is:
• Adults: 600mg to 1200mg each day. The dose is given in 2 to 4 divided
doses
Stopping the development of Meningitis
• The usual dose is:
• Adults: 600mg twice each day for two days
• Children (1 -12 years): 10mg per kilogram of bodyweight, twice each
day for two days
• Children (3 months - 1 year): 5mg per kilogram twice each day for two
days
Stopping the development of Haemophilus Influenzae:

How to take Rifampicin 300mg Capsules

Always take Rifampicin 300mg Capsules exactly as your doctor has told you.
You should check with your doctor or pharmacist if you are not sure.
Rifampicin is also available as syrup for children.
Keep taking this medicine
• You must take the capsules each day for the whole time the doctor has told
you to take them
• Do not stop and start taking the capsules. This may increase the risk of
side effects and your infection will not be treated properly
How to take the capsules
• Take this medicine by mouth
• Swallow the capsules whole, with a drink of water
• Take at least 30 minutes before a meal or 2 hours after a meal.
• If you feel the effect of your medicine is too weak or too strong, do not
change the dose yourself, but ask your doctor

If you stop taking Rifadin 300mg Capsules
Keep taking Rifadin 300mg Capsules until your doctor tells you to stop.
Do not stop taking Rifadin 300mg Capsules just because you feel better. If
you stop, your infection may get worse.
If you have any further questions on the use of this product, ask your doctor
or pharmacist.

Leprosy

• Rifampicin should always be given with at least one other medicine for

• Everybody in the same house needs to be treated under the doctors
3

If you forget to take Rifampicin 300mg Capsules
If you forget a dose, take it as soon as you remember it. However, if it is
nearly time for the next dose, skip the missed dose. Do not take a double
dose to make up for the forgotten capsules.

direction

• The usual dose is:
• Adults and Children: 20mg per kilogram body weight each day for four
days. No more than 600mg should be given.

• Neonates (1 month): 10mg/kg each day for 4 days
Elderly patients
Your doctor may need to monitor you more closely.
People with Liver problems
You should not be given any more than 8mg per kilogram of body weight
each day.
If you take more Rifampicin 300mg Capsules than you should
If you take more Rifampicin 300mg Capsules than you should, tell a doctor or
go to a hospital casualty department straight away. Take the medicine pack
with you. This is so the doctor knows what you have taken.
You may feel sick (nausea), be sick (vomiting), have stomach pain, itching or
a headache. You may also feel tired, sleepy, dizzy or light-headed. Other
signs of taking too much includes swelling of the face, eyes or eyelids,
slurring of speech, difficulty breathing, fast heartbeat, uneven heartbeats, fits
and heart attack.

Tests
Taking Rifadin 300mg Capsules may affect the results of some blood tests. In
particular, tests for folate, vitamin B12 and liver function. If you are going to
have a blood test, it is important to tell your doctor that you are taking Rifadin
300mg Capsules.

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Possible side effects

Like all medicines, Rifadin 300mg Capsules can cause side effects, although
not everybody gets them.
Stop taking and go to a hospital straight away if you notice any of the
following serious side effects:
• You have an allergic reaction. The signs may include: a rash, swallowing
or breathing problems, wheezing, swelling of your lips, face, throat or
tongue
• You have a fever and yellowing of the skin or whites of the eyes, feel tired,
weak or generally unwell, loss of appetite (anorexia), feeling sick (nausea),
being sick (vomiting). These may be early signs of liver problems
• You get blistering, peeling, bleeding, scaling or fluid filled patches on any
part of your skin. This includes your lips, eyes, mouth, nose, genitals, hands
or feet. You may have a serious skin problem
• You bruise more easily than usual. Or you may have a painful rash of dark
red spots under the skin which do not go away when you press on them
(purpura). This could be because of a serious blood problem
• You have chills, tiredness, unusually pale skin colour, shortness of breath,
fast heartbeat or dark coloured urine. This could be signs of a serious type
of anaemia
• You have blood in your urine or an increase or decrease in amount of urine
you produce. You may also get swelling, especially of the legs, ankles or
feet. This may be caused by serious kidney problems
• You have a sudden severe headache. This could be a sign of bleeding in
the brain
•Shortness of breath and wheezing
• You get confused, sleepy, cold clammy skin, shallow or difficult breathing,
a racing heartbeat or your skin is paler than normal. These could be signs
of shock
• You get more infections more easily than normal. Signs include fever, sore
throat or mouth ulcers. This could be because you have a low number of
white blood cells
• You have bleeding from your nose, ear, gums, throat, skin or stomach.
Signs may include a feeling of tenderness and swelling in your stomach,
purple spots on your skin and black or tar-like stools

Ref:1643/030516/2/B

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Source: Medicines and Healthcare Products Regulatory Agency

Disclaimer: Every effort has been made to ensure that the information provided here is accurate, up-to-date and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. This information has been compiled for use by healthcare practitioners and consumers in the United States. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate that the drug or combination is safe, effective or appropriate for any given patient. If you have questions about the substances you are taking, check with your doctor, nurse or pharmacist.

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