While in a drug rehabilitation program the addict will detox off the drug or drugs they are addicted to and begin to experience what it feels like to live a life drug-free. In rehab, recovering addicts are in a supportive drug-free environment. They are able to address the issues that bought them to rehab. Often times, they will work one on one with trained counselors as well as in groups. Being surrounded by others in the recovery process provides them with many shoulders to lean on, not to mention the treatment benefit of professionally trained staff.

Ecstasy can interfere with its own metabolism (breakdown within the body); therefore, potentially harmful levels can be reached by repeated ecstasy administration within short periods of time.

For over a thousand years South American indigenous peoples have chewed the coca leaf (Erythroxylon coca), a plant that contains vital nutrients as well as numerous alkaloids, including cocaine.

The most common way of getting addicts into a drug rehab treatment center is by holding a drug intervention. An intervention is when the family and close friends of the addict gather together to address the addiction problem. Often, a trained professional is on hand to help guide the intervention and make sure that it does not take a negative turn and results in the addict entering a drug treatment program.