Theophylline SR 300mgTablet
Respiratory

Theophylline SR 300mg

Theophylline Anhydrous

Methylxanthine bronchodilator and anti-inflammatory agent providing sustained bronchodilation through phosphodiesterase inhibition and adenosine receptor antagonism, with a decades-long role in asthma and COPD management worldwide. Cost-effectiveness and availability in sustained-release oral forms maintain clinical relevance in resource-limited settings despite its narrow therapeutic index.

Strengths

100mg / 200mg / 300mg / 400mg

Packing

10 tablets/strip

Origin

India (WHO-GMP)

MOQ

100 units

Export Price

On Request

Availability

In Stock

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Product Specifications

Composition
Theophylline Anhydrous (sustained release) 100mg / 200mg / 300mg / 400mg
Dosage Form
Tablet
Available Strengths
100mg / 200mg / 300mg / 400mg
Packing
10 tablets/strip
Route of Administration
Oral, swallow whole (do not crush/chew), with or without food
Dosage
10-15mg/kg/day in 2 divided doses (SR form); target serum level 5-15mcg/mL; titrate slowly; max 900mg/day
Indications
Reversible airflow obstruction in asthma and COPD, nocturnal asthma, chronic asthma adjunctive therapy, apnea of prematurity (IV form)
Country of Origin
India (WHO-GMP Certified)
Storage
Store at 25°C, protected from moisture
Shelf Life
36 months
Side Effects
Nausea, vomiting, headache, insomnia, tremor, palpitations, tachycardia; at toxic levels: seizures, arrhythmias
Precautions
Narrow therapeutic index — TDM required; dose adjustment with CYP1A2 inducers/inhibitors (smoking increases clearance); caution in cardiac arrhythmias, peptic ulcer, seizure disorders; multiple drug interactions

Disclaimer: This information is intended for healthcare professionals and international pharmaceutical buyers only. Product availability, registration status, and approved indications may vary by country. All products are supplied with Certificate of Analysis (CoA), commercial invoice, and packing list. Rx products require valid prescription in the destination country.

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