Warning: Etomidate in Vapes Some vapes are laced with etomidate and other dangerous drugs. It can damage your brain, disrupt your heart function, and cause fatal breathing problems. Adrenal insufficiency due to etomidate inhalation via electronic cigarettes: three local cases HKMJ Beat the Mistruths Etomidate, an anaesthetic agent that has been found in K pod vapes, will soon be made illegal in Singapore and listed as a Class C drug. Here's what you need to know about