Aminophylline - oral

Patient Medicine Information
Why do I need this medicine?
Aminophylline helps improve the airflow in breathing. It is used to provide relief in asthma and other lung diseases such as chronic bronchitis and emphysema.

This medicine may also be used to treat breathing disorder in infants and heart failure in adults.
How do I take this medicine?
Take Aminophylline exactly as directed by your doctor or according to the instructions on the label. Do not take more than instructed by your doctor.

This medicine should be taken on an empty stomach, one hour before or two hours after a meal. Try to take it at the same time each day.

If you are taking the extended release type of tablet (usually labelled as “ER”), swallow it whole. Do not divide, chew or crush the tablet.

This medicine must be taken regularly for it to be effective. Continue taking this medicine even when you feel better. Do not stop taking it unless instructed otherwise, as stopping it suddenly could worsen your condition.
What should I do if I have forgotten to take this medicine?
Take the missed dose as soon as you remember. If it is almost time for your next dose, skip the missed dose and return to your normal dosing schedule.

DO NOT double a dose under any circumstances.

If you often forget to take your medicine, let your doctor and pharmacist know.
When should I not use this medicine?
Do not take Aminophylline if you have a history of allergic reactions (swollen eyes or mouth, difficulty breathing, rashes) to similar medicines such as theophylline, or any other contents of the formulation of Aminophylline including ethylenediamine.
What should I take note of while taking this medicine?
Inform your doctor if you have the following conditions:

- thyroid problems
- stomach ulcer
- heart disease
- high blood pressure
- liver disease
- dependency on alcohol
- epilepsy (seizures or fits) or history of epilepsy

Let your doctor know if you are pregnant or breastfeeding.

Keep your appointments with your doctor. Your doctor needs to monitor your condition and check your response to the medication regularly.
What side effects could I experience?
Aminophylline may cause any of the following side effects: headache, difficulty sleeping, nausea, vomiting and diarrhoea.

Some side effects may need immediate medical help. Alert your doctor quickly if you experience any of the following:

- fast/irregular heartbeat
- seizures (fits)
- tremor

Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
Can I take this with other medicines?
Inform your doctor and pharmacist if you are taking any of these medicines:

- medicines for arrythmia (irregular heartbeat) e.g. diltiazem, mixelitine, verapamil
- medicines for epilepsy (seizures or fits) e.g. carbamazepine, phenytoin
- medicines for TB e.g. rifampicin, isoniazid
- medicines for fungal infections e.g. fluconazole
- medicines for depression e.g. fluvoxamine, viloxazine
- antibiotics e.g. clarithromycin, erythromycin, ciprofloxacin
- St. John's Wort (herbal medicine)

This list does not include all medicines that may interact with Aminophylline.

Inform your doctor if you are currently taking birth control pills as this can reduce the effectiveness of Aminophylline. You should not stop or start any birth control pills without first informing your doctor. Ask your doctor about using non-hormonal birth control as an alternative while being treated with Aminophylline.

Always notify your doctor and pharmacist if you are taking any other medicines, including herbal tonics such as traditional Chinese medicines, supplements and medicines that you buy without a prescription.
What special dietary instructions should I follow?
Avoid alcohol.
How should I store this medicine?
Store in a cool, dry place away from the reach of children.

Medicines must not be used past the expiry date.
This information is independently developed by MIMS based on aminophylline - oral and is provided for your reference only. It is not a replacement for and should only be used in conjunction with full consultation with a licensed healthcare professional, the information provided by your pharmacist and/or the manufacturer of the medication. It may not contain all the available information you require and cannot substitute professional medical care, nor does it take into account all individual circumstances. Although great effort has been made to ensure content accuracy, we shall not be held responsible or liable for any claims or damages arising from the use or misuse of the information contained herein, its contents or omissions, or otherwise. Copyright © 2021 MIMS. All rights reserved. Powered by
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