hy·​dro·​chlo·​ride | \ ˌhī-drə-ˈklȯr-ˌīd How to pronounce hydrochloride (audio) \

Definition of hydrochloride

: a chemical complex composed of an organic base (such as an alkaloid) in association with hydrogen chloride

Examples of hydrochloride in a Sentence

Recent Examples on the Web

Three years before Purdue's settlement, the Food and Drug Administration approved the first generic versions of OxyContin, known as oxycodone hydrochloride. Anchorage Daily News, "Little-known makers of generic drugs played central role in opioid crisis, records show," 27 July 2019 Civica Rx, the nonprofit drugmaking venture established by the hospitals, plans to begin distributing vancomycin hydrochloride and daptomycin before the end of September, according to Civica’s chief executive. Melanie Evans, WSJ, "Hospital Drug-Making Venture Picks Antibiotics as First Products," 15 May 2019 But there are medications meant to relieve UTI symptoms while the infection clears, such as Azo, which contains the active ingredient phenazopyridine hydrochloride. Korin Miller, SELF, "4 Causes Behind Urine So Foamy It Could Top a Beer," 4 Oct. 2018 The main ingredient in that fast-acting antihistamine is diphenhydramine hydrochloride (DPH). Carolyn L. Todd, SELF, "How Bad Is It to Take an Antihistamine to Sleep Every Night?," 13 Dec. 2018 Although phenazopyridine hydrochloride is most famous for causing orange pee, some people also report foamy urine, Dr. Ramin says, adding that this seems to be a chemical reaction that happens when the drug mixes with water. Korin Miller, SELF, "4 Causes Behind Urine So Foamy It Could Top a Beer," 4 Oct. 2018 Bonjesta contains doxylamine succinate (an antihistamine found in over-the-counter sleep aids) and pyridoxine hydrochloride (the chemical name for a form of vitamin B6), which are the same active ingredients found in Diclegis. Korin Miller, SELF, "What to Know About Bonjesta, the Morning Sickness Drug Kim Kardashian Is Posting About on Instagram," 28 June 2018 Naloxone hydrochloride is used for the complete or partial reversal of a confirmed or suspected opioid overdose. Mary Bernard, Philly.com, "Opioid overdose antidote Naloxone recalled nationwide," 5 June 2018 Lucemyra, also known as lofexidine hydrochloride, was originally intended to be a hypertension medication. Karen Kaplan, latimes.com, "FDA approves Lucemyra to treat symptoms of opioid withdrawal and help patients overcome addiction," 16 May 2018

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

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First Known Use of hydrochloride

1826, in the meaning defined above

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The first known use of hydrochloride was in 1826

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More Definitions for hydrochloride


hy·​dro·​chlo·​ride | \ -ˈklō(ə)r-ˌīd, -ˈklȯ(ə)r- How to pronounce hydrochloride (audio) \

Medical Definition of hydrochloride

: a salt of hydrochloric acid with an organic base used especially as a vehicle for the administration of a drug

Comments on hydrochloride

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to wander slowly or to speak indistinctly

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