title: Serum gastrin concentrations following oral bethanechol with and without a meal.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D001626:Bethanechol Compounds / Q000008:administration & dosage / Q000494:pharmacology*; D002986:Clinical Trials as Topic; D005502:Food; D005755:Gastrins / Q000097:blood* / Q000378:metabolism; D006801:Humans; D008297:Male; D008875:Middle Aged; D010812:Physical Stimulation; D010919:Placebos; D012636:Secretory Rate; D013270:Stomach / Q000502:physiology*
chemical_list: D001626:Bethanechol Compounds; D005755:Gastrins; D010919:Placebos