...cholestyramine, tetracycline. Low intake of protein was reported to cause 20-40 per cent decrease in phenazone and theophylline clearance. The conjugation of acetaminophen and oxazepam was decreased on changing from high protein to low protein diet...

...apparent after several days of erythromycin treatment. Patients with congestive heart failure often have reduced theophylline clearance times, which increases the possibility of theophylline toxicity with the co-administration of erythromycin...

...in the clearance of theophylline was seen. Because of the small magnitude and the direction of the effect on theophylline clearance, this interaction is unlikely to be of clinical concern. TAP Holdings Inc. TAP Holdings Inc., originally established...