Indications: .Theophylline is indicated for the- Control of acute asthma. .Management of chronic asthma (For both Symptomatic and prophylactic treatment). .For controlling nocturnal asthma and early morning wheezing. .Management of chronic obstructive lung disease (Chronic bronchitis and emphysema) and acute exacerbation of chronic obstructive lung disease. .Control of apnea of pre-maturity.