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