Omeprazole: blocks gastric acid secretion completely.
D004942:Esophagitis, Peptic / Q000188:drug therapy; D005744:Gastric Acid / Q000378:metabolism*; D006801:Humans; D009853:Omeprazole / Q000494:pharmacology / Q000627:therapeutic use*; D010437:Peptic Ulcer / Q000188:drug therapy
D009853:Omeprazole