Glenmark Pharma gets last gesture from USFDA for Theophylline ER tablets Kumar Jeetendra | June 4, 2021 Glenmark Pharma on Friday said it has received final approval from the US health regulator for Theophylline extended-release (ER) tablets. Theophylline extended-release tablets are used to prevent and treat wheezing, shortness of breath, and chest tightness caused by asthma, chronic bronchitis, emphysema, and other lung diseases. In a regulatory filing Glenmark Pharmaceuticals said it has …