The doctor put me on a course of pain-killing drugs.

医生让我服一个疗程的止痛药。

《牛津词典》

A killing pain is knifing my stomach.

一阵剧痛刀割般穿过我的腹部。

youdao

In adults, excessive use of some pain-killing drugs may cause severe kidney damage.

成年人过度使用一些止痛药可能会导致严重的肾脏损伤。

youdao

And he suffered from injuries and illness that reportedly led him to take many kinds of pain-killing medicines.

VOA: special.2009.07.05

These medical experts are trained in the safe administration of pain-killing drugs.

VOA: special.2010.05.04

He also abused other pain-killing drugs and alcohol.

VOA: special.2009.11.06

There are exceptions to this: you may have paid for those pain killing drugs but woe betide you if you try to sell them.

FORBES: The Importance Of The First Sale Doctrine

Murray had been accused of being a "drama queen" by former tennis star Virginia Wade after receiving lengthy on-court treatment during an earlier match against Jarkko Nieminen, but revealed he had refused pain-killing injections to counter the back pain he has been suffering since the start of this year.

CNN: SHARE THIS

He was given a pain-killing injection during Durham's 232-run County Championship defeat by Lancashire.

BBC: Collingwood suffers injury worry