title: Diminished absorption of cimetidine caused by antacids.
mesh_terms: D000042:Absorption; D000536:Aluminum Hydroxide / Q000008:administration & dosage / Q000494:pharmacology*; D001682:Biological Availability; D002927:Cimetidine / Q000008:administration & dosage / Q000378:metabolism*; D004336:Drug Antagonism; D006146:Guanidines / Q000378:metabolism*; D006801:Humans; D008274:Magnesium / Q000494:pharmacology*; D008276:Magnesium Hydroxide / Q000008:administration & dosage / Q000494:pharmacology*; D013535:Suspensions
chemical_list: D006146:Guanidines; D013535:Suspensions; D000536:Aluminum Hydroxide; D002927:Cimetidine; D008274:Magnesium; D008276:Magnesium Hydroxide