With a nickname like Condy's crystals and bright purple color, potassium permanganate sounds more like a confection than a highly caustic chemical used to treat infections. Potassium permanganate sells by prescription only.

Prescription medication is part of daily life for millions of people worldwide. These drugs, used in accordance with medical guidelines, can maintain health and sustain life.

Tylenol is brand of pharmaceutical products developed and marketed by McNeil Consumer & Specialty Pharmaceuticals. All Tylenol products contain acetaminophen, a pain reliever. In addition to acetaminophen, Tylenol PM includes diphenhydramine HCl, an antihistamine.

Cocaine is a stimulant drug that can be taken orally or by way of injection into a vein. Cocaine is a popular street drug, but the National Institute on Drug Abuse reports that it's also used in medical facilities as a local anesthetic. Cocaine is most often used as a white powder, which is snorted or injected, or as "

Sixty percent of all people have had at least one nosebleed in life, says Medical University of South Carolina professor Rodney Schlosser, M.D., in his 2009 article for the "New England Journal of Medicine," and 6 percent of nosebleed patients seek medical treatment. Some nosebleeds are caused by medications.

Meth, or methamphetamine, is addictive. It is a powerful stimulant that produces a pleasurable feeling followed by a sudden rush of unpleasant sensations, called a crash.

Heroin, a dangerous opiate derived from the drug morphine, is a highly addictive drug. Used to achieve a euphoric feeling, heroin users also experience severe and potentially fatal reactions to the drug.

General anesthesia is a treatment that uses a combination of intravenous drugs and inhaled gases in order to render patients unconscious during medical procedures, according to MayoClinic.com.

Heroin withdrawal is a long, and often painful, process. Many health care providers are now offering complementary and alternative treatments to help with managing withdrawal symptoms, including Traditional Chinese Medicine.

Addiction to narcotic pain killers derived or synthesized from opium poppies, such as heroin, morphine, codeine, oxycodone, hydrocodone or hydromorphone, is characterized by an increasing need for higher doses, intense cravings and physical sickness when the drug is stopped.

Cannabis is a type of plant that is commonly known as marijuana. It can be used as a psychoactive drug that is generally either smoked or eaten in order to achieve an altered state of mind. Marijuana is generally illegal in most areas of the world—including the United States.

Effexor XR, also known as venlafaxine extended-release, is an antidepressant medication approved by the U. S. Federal Drug Administration to treat depression, generalized anxiety disorder and panic disorder.