truth drug

noun

1. informal.
   any of various drugs supposed to have the property of making people tell the truth, as by relaxing them

Example Sentences

Later, Olson met with American intelligence officers who had experimented with “truth drugs” in Europe.

From The Guardian

An independent report in 2018 found children were allegedly given a "truth drug", stripped, abused and put in straitjackets.

From BBC

The US Office of Strategic Services, forerunner of the CIA, was testing mescaline as a ‘truth drug’ around the same time.

From Nature

A report found children were allegedly given a "truth drug", stripped, abused and put in straitjackets.

From BBC

He said he remembers being injected with what he now knows is sodium amytal, also known as the truth drug, as well as another drug which is still unknown to him.

From BBC