title: Cimetidine and bioavailability of labetalol.
mesh_terms: D001682:Biological Availability; D002927:Cimetidine / Q000494:pharmacology*; D004983:Ethanolamines / Q000378:metabolism*; D006146:Guanidines / Q000494:pharmacology*; D006801:Humans; D007741:Labetalol / Q000378:metabolism*
chemical_list: D004983:Ethanolamines; D006146:Guanidines; D002927:Cimetidine; D007741:Labetalol