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Background:  Bronchial asthma and chronic obstructive pulmonary disease (COPD) are the major obstructive disorders that may contribute to the severity in individual patients. The present study was designed to compare the efficacy and safety of theophylline and doxofylline in patients with bronchial asthma and COPD.

journal of basic and clinical physiology and pharmacology

Comparative study of the efficacy and safety of theophylline and doxofylline in patients with bronchial asthma and chronic obstructive pulmonary disease