medication

n. medicine, medicament, drug; medicinal treatment

A medication, medicine or drug is any substance or combination of substances administered to human beings or animals to treat or prevent disease; alternatively to assist in medical diagnosis. Commercial medications are produced by pharmaceutical companies and are often patented. Copies of former patented drugs are called generic drugs.
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Medication /med·i·ca·tion/ 1. medicine. 2. impregnation with a medicine. 3. administration of a medicine or other remedy. [more]Medication - Community and Resources

Noun
1. (medicine) something that treats or prevents or alleviates the symptoms of disease
(synonym) medicine, medicament, medicinal drug
(hypernym) drug
(hyponym) acyclovir, Zovirax
(substance-meronym) physostigmine
(derivation) medicate, medicine
(classification) medicine, medical specialty
(class) prescription(a)
2. the act of treating with medicines or remedies
(hypernym) therapy
(hyponym) antipyresis
(derivation) medicate

n. medication, medicament