drug

1. Therapeutic agent; any substance, other than food, used in the prevention, diagnosis, alleviation, treatment, or cure of disease. For types or classifications of drugs, see the specific name.
See also: agent.

2. To administer or take a drug, usually implying an overly large quantity or a narcotic.

3. General term for any substance, stimulating or depressing, that can be habituating or addictive, especially a narcotic.

1. Recognized by the US Pharmacopoeia, National Formulary, or official Homeopathic Pharmacopoeia, or supplement to any of the above.

2. Intended for use in the diagnosis, cure, mitigation, treatment or prevention of disease in man or animals.

3. Intended to affect the structure or any function of the body of man or animals Substance abuse Any medication; the word drug also carries a negative connotation–implying abuse, addiction, or illicit use. See Alternative drug, Antithyroid drug, Antituberculosis drug, Blockbuster drug, Brake drug, Butterfly drug, Category X drug, Cholesterol-lowering drug, Club drug, Club of Rome drug, Crude drug, Designer drug, Disease-modifying antirheumatic drug, Door-to-drug, Free drug, Gateway drug, Generic drug, Group C drug, Hard drug, Immunomodulatory drug, INAD drug, Investigational drug, Legend drug, Me too drug, Lifestyle drug, Narrow therapeutic index drug, Natural drug, New drug, Non-legend drug, Nonsteroidal antiinflammatory drug, Oligonucleotide drug, Orphan drug, Over-the-counter drug, Overseas mail-order drug, Performance enhancing drug, Pocket drug, Prescription drug, Probe drug, Prodrug, Pseudo-orphan drug, Psychoactive drug, Radioactive drug, Radiomimetic drug, Recreational drug, Second-line drug, Selective cytokine inhibitory drug, Soft drug, Treatment-investigational new drug, Wonder drug.

1. A therapeutic agent; any substance, other than food, used in the prevention, diagnosis, alleviation, treatment, or cure of disease.
See also: agent, medication

2. To administer or take a drug, usually implying that an excessive quantity or a narcotic is involved.

3. General term for any substance, stimulating or depressing, that can be habituating or addictive, especially a narcotic.

1. Any substance used as medication or for the diagnosis of disease.

2. A popular term for any narcotic or addictive substance.

1. Therapeutic agent; any substance, other than food, used in the prevention, diagnosis, alleviation, treatment, or cure of disease.
See also: agent

2. To administer or take a drug, usually implying an overly large quantity or a narcotic.

3. General term for any substance, stimulating or depressing, which can be habituating or addictive, especially a narcotic.