Theophylline SR 200 mg can be administered 3 times a day or not.

Question: Can theophylline SR 200 mg tablet be administered three times a day or not?

Answer: Theophylline SR 200 mg is a medication for bronchodilators, which is indicated for the treatment of asthma and chronic obstructive pulmonary disease (COPD). In general, dose in adults and children with body weight more than 45 kg is 200-300 mg every 12 hours, and maximum dose per day is 600 mg. The dose may be adjusted increased or decreased, based on the results of treatment and adverse drug reactions.

In general dose of this drug is 2 times a day or every 12 hours. But in people with enzymes that changes theophylline faster than normal. The drug may be administered 3 times a day.

References:

1. American pharmacists association. Drug information handbook with international trade names index. 21st ed. The United States of America: Lexi-Comp Inc; 2012

2. Globalrph the clinician's ultimate reference. Pulmonary-aminophylline and theophylline. 1993 [updated 2012 Jun 27]. Available from: http://www.globalrph.com/pulmonary_theophylline.htm#Theophylline