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Active substance(s): DIGOXIN / DIGOXIN / DIGOXIN

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Read all of this leaflet carefully before you start
using this medicine.
• Keep this leaflet. You may need to read it again.
• If you have any further questions, ask your doctor
or pharmacist.
• This medicine has been prescribed for you. Do not
pass it on to others. It may harm them, even if
their symptoms are the same.
• 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 Lanoxin is and what it is used for
2. Before you take Lanoxin
3. How to take Lanoxin
4. Possible side effects
5. How to store Lanoxin
6. Further information

1. What Lanoxin is and
what it is used for
Lanoxin contains a medicine called digoxin. This
belongs to a group of medicines called ‘cardiac
glycosides’. They work by slowing down the rate
while increasing the force of your heart when it
It is used to treat certain heart problems, such as:
• heart failure
This is when your heart muscle can’t pump
strongly enough to supply blood around your
whole body. It is not the same as a heart attack
and does not mean that your heart stops.
• certain types of irregular heart beats
These include ‘atrial flutter’ or ‘fibrillation’. They
are caused by problems in the way the upper
chambers of your heart send electrical signals.
They cause your heart to beat too fast or in an
uneven way.

2. Before you take Lanoxin
Do not take Lanoxin if:
• you are allergic (hypersensitive) to digoxin,
digitoxin or any of the other ingredients of
Lanoxin (listed in Section 6)
• you have been told that you have any of the
following heart problems:
-- ‘Second degree’ or ‘intermittent complete
heart block’
-- Certain types of ‘supraventricular arrhythmias’
-- ‘Ventricular tachycardia’ or ‘Ventricular
-- ‘Hypertrophic obstructive cardiomyopathy’
Your doctor should have checked your heart problem
and decided that this medicine will help you. If you
are not sure, talk to your doctor or pharmacist before
taking Lanoxin.
Take special care with Lanoxin
Check with your doctor or pharmacist before using
your medicine if:
• you have recently had a heart attack (myocardial
• you have been told that you have low potassium
or magnesium levels in your blood (hypokalaemia
or hypomagnesaemia)
• you have been told that you have high calcium
levels in your blood (hypercalcaemia)
• you have a heart problem caused by a lack of
vitamin B, known as ‘Beri-Beri disease’
• you have kidney problems
• you have a lung problem
• you have thyroid problems
• you have digestion problems.
If you are not sure if any of the above apply to you,
talk to your doctor or pharmacist before taking this
medicine. Your doctor may change your dose or you
may need a different medicine.

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Lanoxin® 0.25 mg

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Package Leaflet: Information for the User

Taking other medicines
Please tell your doctor or pharmacist if you are taking
or have recently taken any other medicines. This
includes medicines obtained without a prescription
and herbal products. In particular tell your doctor or
pharmacist if:
• you have taken either digoxin or digitoxin in the
last 2 weeks. Your doctor may need to change
your dose.
Taking Lanoxin with other medicines can change how
they work or how Lanoxin works. Tell your doctor or
pharmacist if you are taking any of the following:
• medicines for stomach problems, including
indigestion, diarrhoea and being sick (vomiting)
• medicines for heart problems, including high
blood pressure (hypertension) and irregular heart
beat (arrhythmia)
• medicines for breathing problems, like asthma
• medicines for cancer
• medicines for epilepsy
• medicines for anxiety or depression
• medicines for bacterial infections (antibiotics)
• medicines for fungal infections (antifungals)
• medicines for high cholesterol
• medicines for preventing organ transplant
• medicines for problems with your immune system
• medicines for preventing blood clots during
kidney dialysis
• water tablets (diuretics)
• laxatives
• steroids
• anaesthetics
• the herbal remedy St John’s wort (Hypericum
perforatum). This should not be taken, when
taking Lanoxin. If you already take St John’s wort,
speak to your doctor, as soon as possible, before
you stop taking St John’s wort.
If you are not sure if any of the above applies to
you, talk to your doctor or pharmacist before taking
Taking Lanoxin with food
Lanoxin can be taken with most foods. However, you
should avoid taking it with foods that are high in
fibre (e.g. brown bread, cereals, fruit, vegetables and
pulses), also known as ‘roughage’, as the amount of
Lanoxin absorbed into the body may be reduced.
Pregnancy and breast-feeding
Talk to your doctor before taking this medicine if
you are pregnant, might become pregnant or are
Driving and using machines
You may feel dizzy, tired, have a headache or get
blurred vision while taking Lanoxin. If this happens,
do not drive or use any tools or machines.
Important information about some of the
ingredients of Lanoxin
This medicine contains lactose. If you have been told
by your doctor that you have an intolerance to some
sugars, talk to your doctor before taking Lanoxin.

3. How to take Lanoxin
Always take Lanoxin exactly as your doctor has told
you. You should check with your doctor or pharmacist
if you are not sure.
Your doctor will have decided how much Lanoxin is
right for you:
• It depends on what heart problem you have and
how serious it is.
• It also depends on your age, weight and how well
your kidneys work.
• Your dose may go up or down depending on how
you respond to the medicine. Your doctor will do
checks to see how well the medicine is working.
These may involve blood and urine tests.
Taking this medicine
• Tablets should be swallowed whole.
• You usually take this medicine in two stages:
Stage 1 - loading dose
The loading dose gets your Lanoxin levels up to
the correct level quickly. You will either:
-- take one large single dose and then begin
your maintenance dose or
-- take a smaller dose each day for a week and
then begin your maintenance dose.



• maintenance dose
-- Your doctor will decide this, depending on
your response to Lanoxin.
-- It is usually between 0.125 and 0.25 mg daily.
-- You may take a lower strength tablet for the
maintenance dose.

• maintenance dose
-- The doctor will decide this, depending on your
child’s response to Lanoxin.
-- It is usually a 1/5 (fifth) or a 1/4 (quarter) of
the loading dose, to be taken daily.
If you use more Lanoxin than you should
If you take too much or if somebody else takes
your medicine by mistake, go to the hospital
immediately. You may get any of the side effects
and symptoms listed in Section 4, but these can be
If you forget to use Lanoxin
• If you forget to take a dose, take it as soon as you
remember. However, if it is almost time for the
next dose, skip the missed dose.
• Do not take a double dose to make up for the one
that you missed.
If you stop using Lanoxin
Do not stop taking this medicine, as your heart
problem may get worse. Talk to your doctor if you
want to stop.
If you have any further questions on taking this
medicine, ask your doctor or pharmacist.

4. Possible side effects

6. Further information
What Lanoxin contains
• The active ingredient is digoxin, each tablet
contains 0.25 mg (250 micrograms).
• The other ingredients are lactose, maize starch,
hydrolysed starch, rice starch and magnesium
What Lanoxin looks like and contents of the pack
Within the carton is an amber glass bottle that
contains 500 white tablets. A white, round, biconvex
tablet bisected and debossed “DO25” on the same
side and plain on the other side.
Marketing Authorisation Holder and Manufacturer
Marketing Authorisation Holder:
Aspen Pharma Trading Limited,
3016 Lake Drive,
Citywest Business Campus,
Dublin 24, Ireland
Service-Tel: 0800 008 7392 (+ 44 1748 828 391)
Manufactured by:
Aspen Bad Oldesloe GmbH,
Industriestrasse 32-36,
D 23843 Bad Oldesloe, Germany
Product name
Lanoxin 0.25 mg Tablets
PL 39699/0010
Reference number
Leaflet date: August 2014
Lanoxin is a registered trademark of Aspen.
All rights reserved.

Like all medicines, Lanoxin can cause side effects,
although not everybody gets them. In general, the
side effects tend to happen if the dose you are taking
is too high, your doctor may adjust your dose.



Children under 10 years
• loading dose
-- This is worked out using your child’s weight
-- Usually between 0.025 and 0.045 mg per kg
of body weight.
-- This should be given in divided doses between
4 and 8 hours apart.

5. How to store Lanoxin
• Keep out of the reach and sight of children.
• Do not use Lanoxin after the expiry date on carton
or bottle label (Exp.). The expiry date refers to the
last day of that month.
• Store below 25°C
• 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.

Tell your doctor immediately if:
• you have palpitations, chest pain, shortness of
breath or sweating.
These can be symptoms of a serious heart problem
caused by new irregular heart beats. If these happen,
tell your doctor immediately.
Other side effects that you should tell your
doctor about, include:
Common (affects less than 1 in 10 people)
• slow or irregular heart rate
• feeling sick, being sick or diarrhoea
• skin rash that may be itchy
• drowsiness or dizziness
• visual disturbances, with blurred or yellow-green
Uncommon (affects less than 1 in 100 people)
• depression.
Very Rare (affects less than 1 in 10,000 people)
• bruising or bleeding more easily than normal
• stomach pain caused by lack of blood supply or
damage to your intestines
• mental disturbances, you may feel confused,
indifferent or unable to judge clearly
• weakness, tiredness or a general feeling of being
• breast enlargement in men

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Adults and children over 10 years
• loading dose
-- Usually between 0.75 and 1.5 mg
(3 and 6 tablets) as a single dose.
-- For some patients, this may be given in
divided doses 6 hours apart.
-- Alternatively, between 0.25 and 0.75 mg
(1 and 3 tablets) may be given each day for
a week.

• loss of appetite
• headache.
Lanoxin can very rarely cause serious irregular heart
rates. Your doctor may do regular checks to make
sure Lanoxin is working safely for you. If 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.

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Stage 2 - maintenance dose
After your loading dose you will take a much
smaller dose every day, until your doctor tells you
to stop.


Expand Transcript

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.