clo·​naz·​e·​pam klō-ˈna-zə-ˌpam How to pronounce clonazepam (audio)
: a benzodiazepine C15H10ClN303 used especially as an anticonvulsant in the treatment of epilepsy

Examples of clonazepam in a Sentence

Recent Examples on the Web There was no clonazepam, the drug Pellot claimed Muñoz had taken. Annabelle Allen, CBS News, 16 Dec. 2023 The most common ones used are diazepam, clonazepam, lorazepam and midazolam. Jacob Pellinen, Discover Magazine, 24 Feb. 2024 An autopsy determined he had been drugged with clonazepam, which, combined with alcohol, had caused his death. Genevieve Glatsky, New York Times, 23 Jan. 2024 The autopsy also revealed that there was no pill residue from clonazepam in Muñoz's stomach. Iris Carreras, CBS News, 15 Dec. 2023 In this case, the clonazepam pills prescribed to Pellot, were in another room. Annabelle Allen, CBS News, 16 Dec. 2023 In Chaney's storage unit, investigators located marijuana, methamphetamine, oxycodone pills, clonazepam pills, alprazolam, and suboxone strips. Dale Ellis,, 6 Dec. 2023 Authorities found diazepam and clonazepam, anti-anxiety medications usually known in the U.S. by the brand names Valium and Klonopin. Keri Blakinger, Los Angeles Times, 7 July 2023 There are, however, medications such as melatonin and clonazepam that may improve the symptoms. The Conversation, oregonlive, 29 May 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'clonazepam.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


chlor- + phenyl + -azepam (as in diazepam)

First Known Use

1970, in the meaning defined above

Time Traveler
The first known use of clonazepam was in 1970

Dictionary Entries Near clonazepam

Cite this Entry

“Clonazepam.” Dictionary, Merriam-Webster, Accessed 23 May. 2024.

Medical Definition


clo·​naz·​e·​pam (ˌ)klō-ˈnaz-ə-ˌpam How to pronounce clonazepam (audio)
: a benzodiazepine C15H10ClN3O3 used to prevent or control seizures especially in the treatment of epilepsy and to reduce anxiety in the treatment of panic disorder

Note: Clonazepam is marketed under the trademark Klonopin.

Last Updated: - Updated example sentences
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