Theophylline 300 mg/1 (Theophylline TABLET, EXTENDED RELEASE) 300 mg/1

Theophylline 300 mg extended-release tablets are a bronchodilator used to manage symptoms of asthma and COPD. This medication helps relax and open airways for easier breathing.

Strength

300 mg/1

Pack Size

100 TABLET, EXTENDED RELEASE in 1 BOTTLE (0480-3310-01)

Manufacturer / TM Owner

Teva Pharmaceuticals, Inc.

Select Quantity

Pack/s

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Indications & Clinical Uses

Theophylline is primarily used to treat conditions like asthma and chronic obstructive pulmonary disease (COPD). It works by relaxing the muscles in the airways, making it easier to breathe. This medication is often prescribed for long-term management of these respiratory conditions. Theophylline 300 mg extended-release tablets are designed to provide sustained relief over an extended period.

Side Effects

Common effects of Theophylline may include headaches, nausea, and insomnia. Some users might experience rapid heartbeat or jitteriness. These effects can vary depending on individual tolerance and dosage. It's important to monitor for any unusual symptoms and consult a healthcare provider if they persist or worsen.

Precautions & Warnings

Theophylline should be handled with care, especially for those with a history of heart conditions or seizures. It is important to follow the prescribed dosage and avoid sudden changes. Pregnant or breastfeeding women should consult a healthcare provider before use. Store the medication in a cool, dry place away from children.

Avoid Interactions

Theophylline can interact with various substances, including certain antibiotics, antifungals, and other medications that affect liver enzymes. Consuming alcohol while taking Theophylline may increase the risk of side effects. It's crucial to inform your healthcare provider about all medications and supplements you are taking to avoid potential interactions.

Frequently Asked Questions

Theophylline is used to manage symptoms of asthma and COPD by relaxing airway muscles for easier breathing.

Theophylline 300 mg extended-release tablets should be taken orally, typically once or twice daily, as directed by a healthcare provider.

Common side effects include headaches, nausea, insomnia, and rapid heartbeat. Consult a healthcare provider if these effects are severe or persistent.

Theophylline can interact with various medications, so it's important to consult a healthcare provider before combining it with other drugs.

Theophylline is often prescribed for long-term management of respiratory conditions, but regular monitoring by a healthcare provider is recommended.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated: 29 Jul 2026

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