Reduced cimetidine clearance with age.
D000328:Adult; D000367:Age Factors; D000368:Aged; D002927:Cimetidine / Q000008:administration & dosage / Q000097:blood / Q000378:metabolism*; D006146:Guanidines / Q000378:metabolism*; D006801:Humans
D006146:Guanidines; D002927:Cimetidine