Pethidine is no longer used as a choice for cancer pain.

哌替啶已不再作为癌痛治疗的选择。

For control group, pethidine were injected intramuscularly.

对照组肌内注射哌替啶。

The use of pethidine and morphine were inappropriate in suitability;

布桂嗪的用药不适宜处方集中在适应证上；

Objective To study the application of pethidine and promethazine analgesia in RFA for liver cancer located under the diaphragm.

目的探讨度非合剂镇痛在射频消融治疗膈顶部肝癌的应用价值。

The purpose was to compare the analgesic effects and side effect of tramadol and pethidine for postoperative epidural analgesia in children.

目的：比较曲马多、哌替啶用于小儿硬膜外腔术后镇痛效果和副作用。