Theo-24 (Theophylline) for asthma | MyAsthmaTeam

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Theo-24 is a prescription drug approved by the U.S. Food and Drug Administration (FDA) to treat the symptoms of reversible airflow diseases such as asthma in adults and children 12 years of age and older. Theo-24 is also referred to by its drug name, theophylline.

Theo-24 is a member of a class of drugs called methylxanthines. Theo-24 is believed to work by relaxing the smooth muscle in the bronchial airways, preventing unwanted muscle spasms. Theo-24 may also promote dilation of the bronchial airways, making breathing easier.

How do I take it?
Prescribing information states that Theo-24 is taken orally as a capsule once daily.

Theo-24 should be taken exactly as prescribed by a physician.

Side effects
The FDA-approved label for Theo-24 lists common side effects including stomach upset or pain, diarrhea, headache, and insomnia.

Rare but serious side effects listed for Theo-24 include irregular heart rhythms, uncontrolled vomiting, seizures, and rash.

For more details about this treatment, visit:

Theophylline — MedlinePlus

Theo-24 —

Theophylline (Oral Route) — Mayo Clinic

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