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General Information
Brand names and manufacturer
Type: OTC/Prescription/schedule

What should I know before taking this drug
Dosage information
Adverse reactions
Additional information if any
Ambro (Grandix) 

Type: OTC/Prescription/schedule

Theophylline is a prescription drug available from your pharmacy store only with the prescription of a qualified medical practitioner. 


Theophylline is pronounced as: thee-OFF-i-lin 

What is theophylline?

Theophylline is a broncodilator 

Common uses of theophylline

Theophylline is used to treat asthma, bronchitis and emphysema, Theophylline acts by relaxing muscles in the lungs and chest. 

How to use theophylline

Take theophylline exactly as prescribed by your doctor. If do not understand these instructions ask your pharmacist, nurse or doctor to explain them to you.

Do not take the medication in larger amounts or for longer duration than recommended by your doctor.

Take theophylline with a full glass of water. If your stomach is upset take theophylline with food.

Do not break the sustained release tablet. Take it as whole.

Do not skip doses or stop taking theophylline without consulting your doctor.

If your condition is not becoming better inform your doctor.

What should I discuss with my health care provider before taking theophylline?

Always remember to inform your doctor or pharmacist if you are currently taking any OTC drugs or prescription drugs like

Barbiturates, beta blockers, cimetidine, halothane and adrenaline
This may not be the complete list of drugs interact with theophylline, ask your pharmacist if any other drugs interact with this medication.
Inform your doctor or pharmacist if you have any of the following medical conditions as theophylline should be cautiously used.
  • Heart problems like irregular heart beat
  • Liver disease
  • Kidney disease

When not to take theophylline

Do not take theophylline

  • If your allergic (Chest congeston, breathing problems)
  • If you are taking other xanthine like caffeine, chocolate

What are the precautions I should follow for theophylline?

Children: Caution is advised for using theophylline in children.

Old people:
Pregnant woman: Theophylline belongs to FDA pregnancy category C. This means that theophylline may harm an unborn baby if used during pregnancy but potential benefit may warrant use of the drug in pregnant woman despite potential risks. Always inform your doctor if you are pregnant or are planning for conception.
Lactating women: It is not known whether theophylline passes into breast milk or if it could harm the baby. Do not take theophylline with out first talking to doctor if you are breast feeding a baby.
Avoid drinking alcohol.
Theophylline is available in the form of tablet, capsules, elixir, syrup, injection. Your doctor you will prescribe depending on the severity and condition of the disease. 

Doses for theophylline

Use theophylline as directed by your physician, your physician prescribes depending on the severity of disease. 

Use the complete course of medication as prescribed by your physician even though you feel better after one or two days of usage of medication.

What about if I missed the dose of theophylline

If it is almost the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not take two doses of theophylline at same time to cover up the missed dose. 

What should I do if I over dosage theophylline

In case of overdose of theophylline contact your nearest poison control centre or emergency medical centre for immediate care by physician.

The over dosage symptoms of theophylline are
  • Nausea, vomiting, 
  • Tachycardia
  • The following symptoms are with severe theophylline over dose seizures and hypotension.

What are the common side effects of theophylline?

The following are the side effects you may experience with theophylline

  • Nausea, vomiting, diarrhea
  • Dizziness, headache
  • Anxiety

When to consult the health expert about the side effects of theophylline

If you experience any of the following side affects stop the theophylline medication and consult your doctor immediately

  • Allergic reactions ( Chest congestion, difficult breathing)
  • Persistent vomiting, 
  • Headache, severe dizziness
  • Irregular heartbeat

How do I store theophylline?

Store theophylline at room temp (15 – 30 degrees C). Avoid excessive heat, moisture or direct sunlight, never store in the bathroom.

Keep it out of reach of children. Make sure that any leftover portion is disposed off safely. 

Do not eat or drink the products which contain caffeine like coffee, tea, cocoa, chocolates while taking the theophylline
Theophylline does not cure asthma permanently. Make sure you always carry a bronchodilator in case you have an asthma attack. 
It is imp to read manufacturing packaging instruction carefully if available and always do not hesitate to consult pharmacist or physician for any information.


Written by: Healthplus24 team
Date: Apr4th,09

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