title: [H2-antihistaminics. 18. 5,6-Alkyl-substituted 4-pyrimidinones with H2-antihistaminic effects].
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D006635:Histamine H2 Antagonists / Q000138:chemical synthesis*; D066298:In Vitro Techniques; D011744:Pyrimidinones / Q000138:chemical synthesis* / Q000494:pharmacology
chemical_list: D006635:Histamine H2 Antagonists; D011744:Pyrimidinones
vernacular_title: H2-Antihistaminika, 18. Mitt. 5,6-Alkylsubstituierte 4-Pyrimidinone mit H2-antihistaminischer Wirkung.