Narcosis may refer to: Narcosis, the unconsciousness induced by a narcotic drug Nitrogen narcosis, an effect of diving deep with nitrogen In music: Narcosis (aka. Josh Sedivy) 2000's DJ from St. Louis, Mo., USA. Well known creator of Awesomeness / Badassness style music. Founder of Fractured Productions, Inc. Well known for playing in the St. Louis area, Chicago Area and Miami's Winter Music Conference. Narcosis (Peru band), a 1980s rock band of the singer of Mar de Copas Narcosis (band),… (More on Narcosis)