Comment: Ranitidine does not inhibit theophylline metabolism.
D001682:Biological Availability; D004347:Drug Interactions; D006801:Humans; D011899:Ranitidine / Q000494:pharmacology*; D013806:Theophylline / Q000378:metabolism / Q000494:pharmacology*
D011899:Ranitidine; D013806:Theophylline