h 1-histamine receptor antagonist h受体拮抗剂

histamine h 2-receptor antagonist H受体拮抗剂

histamine h receptor antagonist 组胺h2受体阻滞剂

histamine h -receptor antagonist 组胺h

histamine h 1 receptor antagonist 组胺h受体拮抗剂

histamine h 2 receptor antagonist 组胺h＿受体拮抗剂

histamine h 3 receptor antagonist 组胺h受体拮抗剂

histamine h 3-receptor antagonist 组胺h受体拮抗剂