CNA Explains: Why Singapore wants to ban etomidate CNA Etomidate which are found in vapes will soon be listed a Class C drug under the Misuse of Drugs Act. Bin your vapes in your nearest e vaporiser disposal bin from today, and Japan battles 'zombie juice' drug scourge after Hong Kong's space oil, Singapore's Kpods South China Morning Post Etomidate which are found in vapes will soon be listed a Class C drug under the Misuse of Drugs Act. Bin your vapes in your nearest e vaporiser disposal bin from today, and 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.