Narrogin (Narcogenum; synonym of trilan; list B) - inhalation drug; liquid with specific smell, smell like chloroform, stained with methylene blue in blue color. The transition blue color in pink shows the decomposition of the drug. Narrogin used for anesthesia with the help of anaesthesia apparatus. Release form: bottles of dark glass of 25 and 250 ml Cm. also Drugs.