Promethazine hydrochloride 是抗组胺药物，是 H1 受体的强拮抗剂和 mACh 受体的中度拮抗剂，对 5-HT2A、5-HT2C、D2 和 α1-肾上腺素能受体具有中等亲和力。

Promethazine HCl(NSC-231688), the first-generation antihistamine, is a strong antagonist of the H1 receptor and a moderate antagonist of the mACh receptor, moderate affinity for 5-HT2A, 5-HT2C, D2 and α1-adrenergic receptors.

58-33-3

C17H21ClN2S

320.88

Promethazine HCl;盐酸异丙嗪;Phenergan;Promethazine hydrochloride

DMSO:18.66 mg/mL (58.15 mM)
Powder: -20°C for 3 years
In solvent: -80°C for 2 years