Antacids inhibit absorption of cimetidine.
D000126:Achlorhydria / Q000097:blood; D000328:Adult; D000863:Antacids / Q000494:pharmacology*; D002927:Cimetidine / Q000037:antagonists & inhibitors / Q000097:blood / Q000378:metabolism*; D004381:Duodenal Ulcer / Q000097:blood / Q000188:drug therapy; D004435:Eating; D005215:Fasting; D005260:Female; D006146:Guanidines / Q000378:metabolism*; D006801:Humans; D008297:Male; D008875:Middle Aged
D000863:Antacids; D006146:Guanidines; D002927:Cimetidine