Doxofylline (Maxivent) 200mg Tablet 30's is a bronchodilator medication used to treat respiratory conditions such as asthma, chronic obstructive pulmonary disease (COPD), and other conditions involving bronchospasm. Doxofylline works by relaxing the muscles in the airways, which helps improve airflow and makes it easier to breathe. Each tablet contains 200mg of Doxofylline, and the pack contains 30 tablets. Always follow the dosage and instructions provided by your healthcare provider for safe and effective use.