The phenothiazines are safe and effective, and promethazine (Phenergan) often is tried first.

吩噻嗪类药物安全有效，通常首选异丙嗪(非那根)。

youdao

The phenothiazines are safe and effective, and promethazine (Phenergan) often is tried first.

吩噻嗪类药物安全有效，通常首选异丙嗪(非那根)。

youdao