Unfortunately, in some patients their narcotic effects lead to addiction and the need for ever-escalating doses to quell pain.
不幸的是，有些病人由于该药麻醉作用导致成瘾，需要不断增大用药剂量来缓解疼痛。
2
The reasons for such low-level use of narcotic drugs include incorrect concepts of doctors, the psychological fetter of addiction fear, and the ineffective implementation of associated policies.