con·​tra·​in·​di·​cate ˌkän-trə-ˈin-də-ˌkāt How to pronounce contraindicate (audio)
contraindicated; contraindicating; contraindicates

transitive verb

: to make (a treatment or procedure) inadvisable

Example Sentences

Recent Examples on the Web In particular, sildenafil may contraindicate with nitrates found in some medications intended to treat high blood pressure, diabetes and heart disease, posing the risk of extremely low blood pressure. Joshua Bote, USA TODAY, 10 Dec. 2020 That would never be recommended, and in fact contraindicated, for ... patients who have pancreatic adenocarcinoma. Kristen Jordan Shamus, Detroit Free Press, 16 Aug. 2019 Again, the medical consensus is not that all antipsychotics are contraindicated during pregnancy. Korin Miller, SELF, 17 Jan. 2019 All this contraindicates the democracy movement’s prescription: If our republic’s true sickness is its inegalitarian economic system, then that illness won’t be cured by cross-ideological coalitions. Eric Levitz, Daily Intelligencer, 23 May 2018 And although not [over the counter], cosmetic procedures such as Botulinum toxin and fillers are contraindicated during pregnancy. Allure, 30 Mar. 2018 Such treatment also may be contraindicated because of a co-occurring medical issue. Laura Arrowsmith,, 11 Dec. 2017 The American Academy of Pediatrics has definitely said that using marijuana is contraindicated while breast-feeding. Sandy Bauers,, 26 Sep. 2017 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'contraindicate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History

First Known Use

1666, in the meaning defined above

Time Traveler
The first known use of contraindicate was in 1666

Dictionary Entries Near contraindicate

Cite this Entry

“Contraindicate.” Dictionary, Merriam-Webster, Accessed 4 Feb. 2023.

Medical Definition


transitive verb
con·​tra·​in·​di·​cate ˌkän-trə-ˈin-də-ˌkāt How to pronounce contraindicate (audio)
contraindicated; contraindicating
: to make (a treatment or procedure) inadvisable
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