title: Effect of ranitidine (inhibitor of H2 receptors) after i.v. injection to patients treated in an intensive care unit: control of gastric acid secretion and estimation of drug plasma levels.
mesh_terms: D003422:Critical Care; D005663:Furans / Q000008:administration & dosage / Q000097:blood / Q000494:pharmacology*; D005744:Gastric Acid / Q000378:metabolism*; D006635:Histamine H2 Antagonists / Q000008:administration & dosage / Q000097:blood / Q000494:pharmacology*; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007275:Injections, Intravenous; D011899:Ranitidine; D013997:Time Factors
chemical_list: D005663:Furans; D006635:Histamine H2 Antagonists; D011899:Ranitidine