Meth street names are the slang words people use in place of naming methamphetamine directly. The most common are ice, glass, crystal, shards, crank, speed, and Tina. These words appear...

Meth psychosis is a break from reality that develops during or shortly after methamphetamine use, producing paranoia, hallucinations, and fixed false beliefs. Most episodes fade within days once the drug...

Snorting meth drives methamphetamine through the thin lining of the nose into the bloodstream within minutes, and the injury begins at the point of contact. Nasal tissue absorbs the first...

Mixing cocaine and alcohol causes the liver to build cocaethylene, a third psychoactive compound that outlasts cocaine and sharply raises the risk of sudden cardiac death. Cocaine is a stimulant....

Cocaine effects on the brain start within seconds, because cocaine blocks dopamine reuptake and floods the reward circuit with dopamine. That surge creates euphoria and teaches the brain to repeat...