CONTRAINDICATE

contraindicate

(verb) make a treatment inadvisable

Source: WordNet® 3.1

Etymology

Verb

contraindicate (third-person singular simple present contraindicates, present participle contraindicating, simple past and past participle contraindicated)

(medicine) To make inadvisable; to warn against a specific medicine or treatment.

Source: Wiktionary

Con"tra*in*"di*cate, v. t. [imp. & p.p. Contraindicated; p.pr. & vb.n. Contraindicating.] (Med.)

Definition: To indicate, as by a symptom, some method of treatment contrary to that which the general tenor of the case would seem to require. Contraindicating symptoms must be observed. Harvey.

Source: Webster’s Unabridged Dictionary 1913 Edition