Vicodin is chemically similar to heroin, and affects the same areas of the brain and nervous system to block the perception of pain.
Researchers have now linked long-term Ecstasy use to Parkinson's disease.
The ritual for snorting cocaine is to place a line of the drug about 0.3 cm wide by 2.5 cm long on a smooth surface. The powder is then inhaled quickly into a nostril through a plastic or glass straw or a rolled currency bill; a ritual which usually repeated within a few minutes using the other nostril.
Moderate use of alcohol (2-3 drinks) can cause loss of motor coordination for up to 12 to 18 hours following alcohol consumption.