AIM: To observe the protective effect of calmodulin antagonist trifluoperazine(TFP) and slow calcium channel antagonist verapamil (VP) upon calcium overload injury.

• 目的:观察钙调素拮抗剂三氟拉嗪(TFP)及钙通道阻滞剂异博定(VP)对缺钙-复钙损伤心肌的保护作用。