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Penbritin Syrup 125 mg/5 ml and
Penbritin Forte Syrup 250 mg/5 ml

Adults and children over 10 years: the usual dose
is 250 mg to 750 mg four times a day.



Read all of this leaflet carefully before you start using this medicine.
iKeep this leaflet. You may need to read it again.
iIf you have any further questions, ask your doctor or pharmacist.
iThis medicine has been prescribed for you. Do not pass it on to others. It may harm them, even if their symptoms
are the same as yours.
iIf any of the side effects get serious, or if you notice any side effects not listed in this leaflet, please tell your doctor
or pharmacist.
In this leaflet:
1. What this medicine is and and what it is used for
2. Before you take
3. How to take
4. Possible side effects
5. How to store
6. Further information

Urine tests: Tell the doctor if you are having urine tests
for glucose, as your medicine may affect the results.

1. What this medicine is and what it is
used for

Pregnancy and breast-feeding
Penbritin will not harm your unborn baby. Small
quantities of the medicine may be present in breast milk.

Penbritin syrup contains ampicillin which belongs to the
penicillin group of antibiotics.
Ampicillin works by killing bacteria that cause infections
such as:
iear, nose and throat infections
ibronchitis, pneumonia, chest infections
iurinary tract infections
isexually transmitted infections
iskin and soft tissue infections
igastrointestinal infections
iblood poisoning.

2. Before you take
Do NOT take Penbritin syrup if you:
iare allergic to ampicillin, other antibiotics called
beta-lactams (e.g. penicillin or cephalosporin) or any
of the other ingredients (see Section 6).
If this applies to you, speak to your doctor or pharmacist.
Take special care with Penbritin syrup
Before taking the syrup, tell your doctor if you:
ihave ever had a skin rash or swelling of the face or
neck when taking any antibiotic
iare already being treated with another antibiotic
ihave glandular fever or low immune system
ihave leukaemia
ihave kidney problems.
Taking other medicines
Please tell your doctor or pharmacist if you are taking or
have recently taken any other medicines, including
medicines obtained without a prescription, and herbal
Some medicines may be affected by Penbritin or they
may affect how well Penbritin will work. Tell your doctor
or pharmacist if you are taking:
iany other antibiotics
iallopurinol or probenecid for conditions such as gout

ioral contraceptives (the pill). You will need an
additional method of contraception, such as
condoms. Speak to your doctor or pharmacist
about how long you need to take extra precautions

Ask your doctor for advice before taking any medicine.
Driving and using machines
Penbritin syrup is unlikely to affect your ability to operate
machinery or to drive.
Important information about some of the ingredients
of Penbritin syrup
Each 5 ml Penbritin syrup contains 16.7 mg of sodium.
This should be taken into consideration by patients on
a controlled sodium diet.
If you have been told by your doctor that you have an
intolerance to some sugars, contact your doctor before
taking this medicine.
Each 5 ml Penbritin syrup contains 3.6 g sucrose.
This should be taken into account in patients with
diabetes mellitus.

3. How to take
Always take Penbritin syrup exactly as your doctor has
told you and always read the label. Your doctor will
decide on the appropriate dose to suit your condition.
Ask your doctor or pharmacist if you are not sure.
iShake the bottle before taking the medicine.
iTake the syrup, half an hour to one hour before food.
iAfter taking Penbritin syrup, rinse the mouth - the
syrup contains sucrose which may be harmful to the
teeth if the syrup is taken for more than 2 weeks.
iSpace the doses as evenly as possible through the
day - for example before meal times and at bedtime.

Children under 10 years: half the adult dose four
times a day.
In severe infections the above doses may be
increased by your doctor.
Patients with kidney problems: if your kidneys are
not working very well, your doctor may change the
Your doctor will give you special instructions if you
are on kidney dialysis.
If you take more than you should
If you take more syrup than you should you may get
nausea, vomiting and diarrhoea.
1. Tell your doctor, pharmacist or nearest hospital
casualty department immediately.
2. Take the bottle and any remaining syrup with you so
that people can see what you have taken.
3. Do this even if you feel well.
If you forget to take
If you forget to take a dose take it as soon as you
remember, but if it is almost time for your next dose, skip
the missed dose and continue as usual.
Do not take a double dose to make up for a missed

If you stop taking
Do not stop just because you feel better. If you stop too
soon, the infection may come back.
Keep taking your syrup until the prescribed course
is finished.
If you have any further questions on the use of this
product, ask your doctor or pharmacist.

4. Possible side effects
Like all medicines, Penbritin syrup can cause side
effects, although not everybody gets them. Do not be
alarmed by this list of possible side effects. You may not
experience any of them.
STOP taking the syrup and seek medical help
immediately if you have any of the following allergic
idifficulty breathing or swallowing, swelling of the
face, lips, tongue or throat
isevere itching of the skin, with a red rash or raised
iblistering of the mouth, eyes, or genital region,
patchy areas of rash, peeling skin.
Seek immediate medical attention if you have any of
the following rare symptoms:
isevere stomach cramps, watery and severe
diarrhoea which may be bloody, fever
iyellowing of your skin or eyes, pale faeces and dark
urine, unexplained persistent nausea, stomach
problems, loss of appetite or unusual tiredness

Continued over page

iunusual bleeding or bruising
ifever, sore throat, mouth ulcers, repeated infections
or infections that will not go away
ifeeling tired, breathless, and looking pale
ifever, rash, nausea, aches and pains, passing more
or less urine than usual or passing urine at night.
Some of these reactions may happen several weeks
after finishing the treatment.
The following side effects usually settle without
changing the dose:
iupset stomach, nausea or diarrhoea.
Blood tests: Tell your doctor if you are having blood
tests as your medicine can cause short-term changes in
blood cell counts.
If any of the side effects get troublesome, or if you notice
any side effects not listed in this leaflet, please tell your
doctor or pharmacist.

5. How to store
iKeep out of the reach and sight of children.
iDo not use after the expiry date which is stated on the
bottle label and on the carton. The expiry date refers
to the last day of that month.
iStore in a refrigerator (2°C - 8°C).
iDo not use after 14 days from the date of dispensing.
iDo not throw it away with your household waste or in
water. Return all the unwanted medicine to your
pharmacist. This will help to protect the environment.

6. Further information
What Penbritin syrups contain
iThe active ingredient is ampicillin (125 mg per 5 ml or
250 mg per ml) as ampicillin trihydrate.
iThe other ingredients are:
sodium benzoate (E211), sodium chloride, methyl
polysiloxane, sodium citrate anhydrous, sucrose,
and apricot, caramel and peppermint flavours.
(See end of Section 2 for further information on
sodium and sucrose).
What Penbritin syrups look like and contents of the
Penbritin syrups are pale cream-coloured liquids. They
are available in plastic bottles of 100 ml.
Marketing Authorisation Holder
Chemidex Pharma Ltd., Chemidex House, Egham
Business Village, Crabtree Road, Egham, Surrey
TW20 8RB.
Famar SA, Avlonas Industrial Site, 48 km of National
Road Athens-Lamia, 19011 Avlonas, Attiki, Greece.
This leaflet was last revised in
April 2009

'Penbritin' and 'Chemidex' are trade marks.

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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.