haloperidol
noun
hal·o·per·i·dol
ˌha-lō-ˈper-ə-ˌdȯl 
-ˌdōl
-ˌdōl
: a depressant C21H23ClFNO2 of the central nervous system used especially as an antipsychotic drug
Examples of haloperidol in a Sentence
Recent Examples on the Web
Haloperidol Combining the antipsychotic haloperidol with buspirone could result in higher levels of haloperidol in the body.
—
Karen Berger, Pharmd, Verywell Health, 26 Feb. 2025
But in the 1970s, the discovery of dopamine receptors in the brain led to an important realization: haloperidol binds to and blocks a certain type of dopamine receptor, suggesting that dopamine — specifically, having too much of it — plays a central role in schizophrenia.
—Celia Ford, Vox, 22 May 2024
Indeed, haloperidol and olanzapine countered the amphetamine’s effect on D2, as expected.
—WIRED, 7 Aug. 2023
The three most common in muscle tissue were opioid pain reliever tramadol, the heart medicine flecainide and haloperidol.
—Bill Kearney, Sun Sentinel, 4 Apr. 2023
Some common first-generation antipsychotics include chlorpromazine, haloperidol, perphenazine, and fluphenazine; second-generation drugs include olanzapine, risperidone, quetiapine, aripiprazole, ziprasidone, lurasidone, cariprazine, and paliperidone.
—Ashley Abramson, SELF, 11 Feb. 2022
Treated with haloperidol, a drug that blocks dopamine from acting on receptors, the man became calm and relatively normal, but his creative jazz drive left him.
—Sherry Baker, Discover Magazine, 25 Mar. 2019
Avidan read the Introduction, Methods, and Results of this paper, about a recent clinical trial of the drug haloperidol.
—Neuroskeptic, Discover Magazine, 20 Mar. 2019
Records show the woman was taking haloperidol, Trileptal and Zyprexa, all medications that have been found to be harmful to fetuses in animal tests.
—Meg Kissinger and Steve Schultze, Milwaukee Journal Sentinel, 23 Aug. 2021
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Karen Berger, Pharmd, Verywell Health, 26 Feb. 2025
But in the 1970s, the discovery of dopamine receptors in the brain led to an important realization: haloperidol binds to and blocks a certain type of dopamine receptor, suggesting that dopamine — specifically, having too much of it — plays a central role in schizophrenia.
—Celia Ford, Vox, 22 May 2024
Indeed, haloperidol and olanzapine countered the amphetamine’s effect on D2, as expected.
—WIRED, 7 Aug. 2023
The three most common in muscle tissue were opioid pain reliever tramadol, the heart medicine flecainide and haloperidol.
—Bill Kearney, Sun Sentinel, 4 Apr. 2023
Some common first-generation antipsychotics include chlorpromazine, haloperidol, perphenazine, and fluphenazine; second-generation drugs include olanzapine, risperidone, quetiapine, aripiprazole, ziprasidone, lurasidone, cariprazine, and paliperidone.
—Ashley Abramson, SELF, 11 Feb. 2022
Treated with haloperidol, a drug that blocks dopamine from acting on receptors, the man became calm and relatively normal, but his creative jazz drive left him.
—Sherry Baker, Discover Magazine, 25 Mar. 2019
Avidan read the Introduction, Methods, and Results of this paper, about a recent clinical trial of the drug haloperidol.
—Neuroskeptic, Discover Magazine, 20 Mar. 2019
Records show the woman was taking haloperidol, Trileptal and Zyprexa, all medications that have been found to be harmful to fetuses in animal tests.
—Meg Kissinger and Steve Schultze, Milwaukee Journal Sentinel, 23 Aug. 2021
Cite this Entry
“Haloperidol.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/haloperidol. Accessed 24 Jul. 2025.
Copy CitationMedical Definition
haloperidol
noun
halo·per·i·dol
ˌhal-ō-ˈper-ə-ˌdȯl
-ˌdōl
-ˌdōl
: a butyrophenone antipsychotic drug C21H23ClFNO2 used especially to treat schizophrenia and to control the involuntary tics and vocalizations of Tourette's syndrome see haldol
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