Methods: After 99 heroin addicts had been treated with TCM complex Yi An Decoction or clonidine for 10 days, we compared the effect intensity between the two drugs.

• 方法:对99例海洛因依赖者服用中药益安回生口服液与可乐定治疗10天以对比二者抗阿片类戒断症状的作用强度。