Mechanism of Action of Theophylline
Introduction Theophylline is a methylxanthine bronchodilator used in the management of asthma and chronic obstructive pulmonary disease (COPD). It relaxes bronchial smooth muscle, improves diaphragmatic contractility, and exerts mild anti-inflammatory effects. Although its use has declined because of its narrow therapeutic index and potential toxicity, it remains an important drug in respiratory pharmacology. Mechanism of … Read more