title: Effect of famotidine on theophylline clearance in asthma and COPD patients.
mesh_terms: D000328:Adult; D000368:Aged; D001249:Asthma / Q000378:metabolism*; D015738:Famotidine; D005260:Female; D006635:Histamine H2 Antagonists / Q000494:pharmacology*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000378:metabolism*; D008297:Male; D008657:Metabolic Clearance Rate; D008875:Middle Aged; D013806:Theophylline / Q000493:pharmacokinetics*; D013844:Thiazoles / Q000494:pharmacology*
chemical_list: D006635:Histamine H2 Antagonists; D013844:Thiazoles; D015738:Famotidine; D013806:Theophylline