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Composition for LUNGFYL


food interaction for LUNGFYL

alcohol interaction for LUNGFYL

pregnancy interaction for LUNGFYL

lactation interaction for LUNGFYL

It is better to take Lungfyl tablet with food.
Lungfyl tablet may cause excessive drowsiness and calmness with alcohol.
Lungfyl tablet may be unsafe to use during pregnancy.
Either animal studies have shown adverse effect on fetus and there are no human studies or studies in human and animals are not available. It should be given only if potential benefits justifies risk to the fetus. Please consult your doctor.
Lungfyl tablet is probably safe to use during breastfeeding. Please consult your doctor.




Lungfyl tablet is used to prevent and treat wheezing, shortness of breath, and chest tightness caused by asthma and chronic obstructive pulmonary disease (a group of lung diseases that includes chronic bronchitis and emphysema). It is also used to treat temporary interruption of breathing (apnea) in newborns.

How it works

Lungfyl tablet belongs to a class of drugs called xanthines. It works in the airways by relaxing muscles, opening air passages to improve breathing, and decreasing the lungs response to irritants.

Common side effects

Convulsion, Headache, Altered heart rate, Insomnia, Irritation, Restlessness, Skin rash, Stomach pain, Stomach upset, Tachycardia, Vomiting, Diarrhoea


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Expert advice for LUNGFYL

  • Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely.
  • If you develop a fever/flu-like symptoms while taking this medication, tell your doctor promptly. The dose of your medicine may need to be adjusted.
  • Drinking or eating foods high in caffeine, like coffee, tea, cocoa, and chocolate, may increase the side effects caused by theophylline. Avoid large amounts of these substances while you are taking theophylline.
  • Do not take theophylline if you are allergic to theophylline, similar medicines (eg, aminophylline), or xanthines (eg, caffeine).
  • Consult your doctor before taking theophylline if you are pregnant, planning to become pregnant, or are breast-feeding.
  • Consult your doctor  before taking theophylline if you are in the last 3 months of pregnancy.

Frequently asked questions for LUNGFYL


Q. Is theophylline a steroid/ corticosteroid/ phosphodiesterase inhibitor/ stimulant/ antibiotic/ beta agonist/ bronchodilator/ used for COPD?
Theophylline (also available as Unicontin) is a xanthine derivative and a nonselective phosphodiesterase inhibitor. It is a stimulant; not an antibiotic or beta agonist. Theophylline is a bronchodilator and used to prevent and treat wheezing, shortness of breath, and chest tightness caused by asthma, chronic bronchitis, emphysema, and other lung diseases.
Q. Does theophylline cause weight gain/ raise blood pressure/ weight loss/ insomnia/ tachycardia/ constipation/ hair loss?
Theophylline may cause increased heart rate, irregular heartbeat, insomnia. However, it is unlikely to cause weight gain, weight loss or hair loss. If any of the above side effects occur while taking theophylline, check with your doctor immediately.
Q. Does theophylline need to weaned/ tapered?
No. Theophylline need not be weaned or tapered.


Content on this page was last updated on 30 August, 2015, by Dr. Varun Gupta (MD Pharmacology)