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.
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.
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.
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.
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.
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)
Inform your doctor if any of these side effects do not go away or are severe, or if you experience other side effects.
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.
Store in a cool, dry place away from the reach of children.
Medicines must not be used past the expiry date.