Theophylline syrup 133.3 mg/25 mL (thee-off-o-lin)
Consumer Medicine Information
What is in this leaflet
This leaflet answers some common questions about Nuelin Syrup. It does not contain
all the available information. It does not take the place of talking to your doctor
Throughout this leaflet we are talking about the 'patient'. By that we mean either
you or your child, whoever is taking Nuelin Syrup.
All medicines have risks and benefits. Your doctor or pharmacist has weighed the risks
and benefits of the patient taking Nuelin against the benefits they expect it will
have for the patient.
If the have any concerns about taking this medicine or giving it to your child, ask
your doctor or pharmacist.
Please read this leaflet carefully before taking this medicine or giving it to your
If the information in this leaflet is not clear, or if you have any questions that
are not covered by this leaflet, please ask your doctor or pharmacist.
Keep this leaflet with the medicine.
You may need to read it again.
Nuelin Syrup can be bought from a pharmacy without a doctor's prescription on the
advice of a pharmacist.
What NUELIN Syrup is used for
The name of the medicine is Nuelin Syrup. It is used to treat asthma and other conditions
where breathing is difficult. It also helps to prevent asthma attacks. The active
ingredient in Nuelin Syrup is theophylline, which causes the muscle lining of the
airways to relax.
Your doctor or pharmacist may recommend Nuelin Syrup for another purpose.
If you are not sure why the patient is taking this medicine, please ask your doctor
Before taking NUELIN Syrup
When the patient must not take NUELIN Syrup
Nuelin Syrup should not be taken if the patient is allergic to:
any of the ingredients listed at the end of this leaflet
Some of the symptoms of an allergic reaction may include:
shortness of breath
wheezing or difficulty breathing
swelling of the face, lips, tongue or other parts of the body
rash, itching or hives on the skin
Do not give this medicine to a child under the age of 2 years unless a doctor has
recommended the medicine.
Do not take this medicine or give it to a child after the expiry date printed on the
pack or if the packaging shows signs of tampering.
If it has expired or is damaged, return it to your pharmacist for disposal.
If you are not sure whether the patient should start taking this medicine, talk to
your doctor or pharmacist.
Nuelin Syrup has been recommended for the patient only.
Do not give it to anyone else even if they suffer from the same condition.
Before starting to take it
Tell your doctor if the patient has allergies to any other medicines, foods, preservatives
Tell your doctor or pharmacist if the patient has or has had any of the following
a stomach ulcer or reflux
an irregular or rapid heartbeat
any other heart disease
high blood pressure
any viral infections or lung infections
any liver disease
Or else if the patient:
has a fever
is pregnant or breastfeeding
is taking any other medicines for asthma
Tell your doctor or pharmacist if you are pregnant or plan to become pregnant or are
Your doctor or pharmacist can discuss with you the risks and benefits involved.
If you have not told your pharmacist or doctor about any of the above, tell him/her
before the patient starts taking the medicine.
Taking other medicines
Tell your doctor or pharmacist if the patient is taking any other medicines, including
any that you get without a prescription from your pharmacy, supermarket or health
Some medicines and Nuelin Syrup may interfere with each other. These include:
antibiotics such as erythromycin (Eryc and others), clarithromycin (Klacid), ciprofloxacin
enoxacin (Enoxin), rifampicin (Rifadin and others) or isoniazid.
medicines used to treat ulcers such as cimetidine (Tagamet and others), ranitidine
(Zantac and others).
allopurinol (Zyloprim and others).
propranolol (Inderal and others)
frusemide (Lasix and others)
medicines used to help lower high blood pressure such as verapamil (Isoptin and others),
diltiazem (Cardizem and others), nifedipine (Adalat and others)
medicines used to treat epilepsy or fits such as phenytoin (Dilantin), phenobarbitone
or carbamazepine (Tegretol and others)
oral contraceptives (the Pill)
any remedies that you buy without a prescription, especially cold and flu medicines
and products containing St John's Wort (Hypericum perforatum)
These medicines may be affected by Nuelin Syrup or may affect how well it works. The
patient may need different amounts of these medicines, or may need to take different
Also tell your doctor or pharmacist if the patient drinks any alcohol or smokes cigarettes
Your doctor or pharmacist may have more information on medicines to be careful with
or to avoid while taking this medicine.
How to take NUELIN Syrup
Follow all directions given to you by your doctor or pharmacist carefully.
They may differ from the information contained in this leaflet.
If you do not understand the instructions on the bottle, ask your doctor or pharmacist
Nuelin Syrup helps to prevent and relieve asthma attacks.
Take this medicine only as directed by your doctor or pharmacist.
How much to take
The dose for adults is usually 25mL every six hours. However, this dose may be increased
or decreased by your doctor.
For children over 2 years old, the dose of Nuelin Syrup depends on the weight of the
child (1mL/kg of bodyweight up to a maximum of 25mL every six hours).
Children 2-4 years, 12-16 kg: 10-15mL every 6 hours
Children 4-6 years, 16-20 kg: 15-20mL every 6 hours
Children 6-12 years, 20-41 kg: 20-25mL every 6 hours
Adults and children over 12 years: 25mL every 6 hours
Nuelin Syrup is not suitable for children younger than 2 years of age except on the
advice of a doctor.
How to take it
It is best to take Nuelin Syrup one hour before food with a glass of water. However
if it upsets the patient's stomach it should be taken with or immediately after food.
While the patient is taking NUELIN Syrup
Nuelin Syrup works best when there is a certain amount of theophylline, the active
ingredient, in the blood. Your doctor may sometimes need to take samples of blood
to check the level of theophylline.
If the patient forgets to take NUELIN Syrup
If the patient forgets to take Nuelin Syrup, take it as soon as you remember. However,
if it is more than 4 hours late, skip the dose that the patient missed. Take the next
dose at the normal time.
Never take a double dose to make up for a missed dose.
If the patient has trouble remembering when to take the medicine, ask your pharmacist
for some hints.
If you or your child take too much NUELIN Syrup
If you think that you or anyone else may have taken too much Nuelin Syrup telephone
your doctor or pharmacist or the Poisons Information Centre (in Australia call 131126;
in New Zealand phone toll free 0800 POISON or 0800 764 766) or go to Accident and
Emergency at your nearest hospital IMMEDIATELY. Do this even if there are no signs
of discomfort or poisoning.
If you or your child has taken too much Nuelin Syrup you may feel sick and vomit.
You may feel irritable, agitated or anxious. You may be unable to sleep. In severe
cases, your heart may beat faster and irregularly and you may have a high body temperature,
be very thirsty, be very confused and have fits.
While you are using Nuelin Syrup
Things you must do
If the patient is about to be started on any new medicine remind your doctor and pharmacist
that the patient is taking Nuelin Syrup.
Tell any other doctors, dentists and pharmacists who treat the patient that they are
taking this medicine
If the patient is going to have surgery, tell the surgeon or anaesthetist that the
patient is taking this medicine.
It may affect other medicines used during surgery.
If the patient becomes pregnant while taking this medicine, tell your doctor immediately.
Things you must not do
The patient must not take Nuelin Syrup to treat any other complaints unless the doctor
or pharmacists tells them to.
Do not give this medicine to anyone else, even if they have the same condition as
The patient should not stop taking the medicine or lower the dosage without checking
with the pharmacist or doctor.
Things to be careful of
Be careful when drinking alcohol or smoking cigarettes or marijuana, these can interfere
with how well Nuelin Syrup works.
Tell your doctor or pharmacist as soon as possible if the patient does not feel well
while taking Nuelin Syrup.
This medicine helps most people with asthma and other conditions where breathing is
difficult or to prevent asthma attacks, but it may have unwanted side effects in a
All medicines can have side effects. Sometimes they are serious, most of the time
they are not. You may need medical attention if you get some of the side effects.
Do not be alarmed by the following lists of side effects. You may not experience any
Ask your doctor or pharmacist to answer any questions you may have.
Tell your doctor or pharmacist if you notice any of the following and they worry you:
nausea, vomiting, stomach pain, loss of appetite
feeling restless, nervous or irritable
Tell your doctor or pharmacist as soon as possible if you notice any of the following:
low blood pressure
flushing, skin rash
increased or decreased urine flow
blood in the urine
high blood glucose
worsening of a stomach ulcer
fast or irregular heartbeat
The above list includes serious side effects that may require medical attention. Serious
side effects are rare.
If any of the following happens, tell your doctor immediately or go to Accident and
Emergency at your nearest hospital:
very irregular or faster heartbeat
blood in the vomit
The above list includes very serious side effects. You may need urgent medical attention
or hospitalisation. These side effects are very rare.
Tell your doctor or pharmacist if you notice anything that is making the patient feel
Other side effects not listed above may also occur in some people.
If the patient has any side effect, whether it is listed above or not, please tell
your doctor or pharmacist.
After Using Nuelin Syrup
Keep your syrup in the bottle until it is time to take it.
If you take the syrup out of the bottle it may not keep well.
Keep Nuelin Syrup in a cool dry place where the temperature stays below 30°C.
Do not refrigerate it.
Do not store Nuelin Syrup or any other medicine in the bathroom or near a sink. Do
not leave it on a window sill or in the car.
Heat and dampness can destroy some medicines.
Keep Nuelin Syrup where children cannot reach it.
A locked cupboard one-and-a-half metres above the ground is a good place to store
If your doctor or pharmacist tells the patient to stop taking this medicine or the
expiry date has passed, ask your pharmacist what to do with any medicine that is left
What NUELIN Syrup looks like
Nuelin Syrup is a clear, almost colourless liquid with a berry like flavour contained
in a 500mL bottle.
Each 25mL of Nuelin Syrup contains 133.3mg of the active ingredient theophylline.
Nuelin Syrup also contains:
berry citrus flavouring
Methyl hydroxybenzoate and propyl hydroxybenzoate are used as preservatives.
Nuelin Syrup does not contain gluten.
iNova Pharmaceuticals (Australia) Pty Limited
ABN 13 617 871 539
L10, 12 Help Street
Chatswood, NSW 2067, Australia
Toll Free: 1800 630 056
New Zealand Toll Free: 0508 375 394
Australian Register Number: AUST R 10576
™ = Trademark
This leaflet was prepared in August 2008 and updated in November 2017.