Hong Kong Customs detects a case involving possession of suspected "space oil drug" by passenger (with photo) Singapore is worried about a rise in drug laced vaping. What is happening, and what is the drug etomidate? Singapore The Guardian South Korea seizes smuggling of etomidate containing vapes Etomidate Safety and Emerging Misuse Trends What is space oil? The Level 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.