GHB is taken orally and the liquid looks like water and may have a slight metallic odor. It can also contain a colored dye to disguise it as punch or soda. GHB s popular with high school and college students. It's a derivative of PCP and used as a short-acting anesthetic in veterinary hospitals. Ketamine can be snorted, swallowed or taken intravenously.
Injectable vials contain liquid ketamine, which can be evaporated into a white, crystalline powder.
This powder is sometimes sprinkled onto marijuana and smoked. The effects include disorientation, hallucinatory illusions, relaxation, reduction in anxiety, euphoria, an increase in libido, dizziness, and nausea. These effects generally last between one and three hours. In the medical field, roofies are used for short-term treatment of insomnia and as an anesthetic medication. The effects include complete or partial amnesia, skeletal muscle relaxation, reduction in anxiety, drowsiness, confusion, and lightheadedness.