Receiving methadone maintenance treatment and the staff do not hold, use, purchase of drugs, the identity of suspects by the law change for out-patients, no longer the sly, hiding cover to hide.

• 而接受美沙酮维持治疗的人员无需持有、使用、购买毒品，身份由违法嫌疑人转变为门诊病人，不用再偷偷摸摸、掩掩藏藏了。