a significant correlation of serum levels of uric acid and theophylline was demonstrated in asthmatic patients who received 200 to 400 mg sustained-release theophylline ( male group , r = 0.480 , p less than 0.001 ; female group , r = 0.398 , p less than 0.01 ) .
C0039771
theophylline
C0004096
asthmatic