title: Food and H2 blockade.
mesh_terms: D004381:Duodenal Ulcer / Q000188:drug therapy*; D004435:Eating; D005744:Gastric Acid / Q000378:metabolism; D006635:Histamine H2 Antagonists / Q000009:adverse effects*; D006801:Humans
chemical_list: D006635:Histamine H2 Antagonists