medication

nouns

(medicine) something that treats or prevents or alleviates the symptoms of disease
is derived from
the act of treating with medicines or remedies
is derived from
is derived from
is a type of (narrower)
(medicine) the act of caring for someone (as by medication or remedial training etc.)
"the quarterback is undergoing treatment for a knee injury"; "he tried every treatment the doctors suggested"; "heat therapy gave the best relief"