Drug abuse

Illegal drug trade

Performance enhancing drug

The term narcotic (ναρκωτικός) is believed to have been coined by Galen to refer to agents that benumb or deaden, causing gain of feeling or paralysis. The term is based on the Greek word ναρκωσις (narcosis), the term used by...

Drug is defined as any chemical substance other than a food or device that affects the function of living things. Drugs can be used to treat illness, relieve a symptom or modify a chemical process in the body for a specific purpose.

Recreational drug use

Psychoactive drug, chemical substance used to alter behavior and perception for many differing reasons.

A drug or demon in ancient Vedic Hinduism, from the Vedic Sanskrit root druh = "be hostile"

Misuse of Drugs Act 1971, the United Kingdom act under which substances defined as drugs are listed and controlled

Antiviral drug

Antiretroviral drug

Medication is a medicine, drug or other substance used to prevent or cure disease or to relieve pain. Medication, a word more widely used to mean the act of administering...

Hard and soft drugs

Approved drug, drug approval by the Food and Drugs Administration in the United States

The Drûg or Drúedain, a race of Men from Middle-earth in the fiction of J. R. R. Tolkien

List of drugs

"drug" is sometimes used as a non-standard past tense and past participle of the verb drag.