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A 41-year-old member asked:

How long does haldol (haloperidol) stay in your system after you stop?

1 doctor answer4 doctors weighed in
Dr. Steven Reidbord
Psychiatry 36 years experience
About a day: Haldol (haloperidol) doesn't persist in the body, it's gone after about a day. However, its effect may linger for a few days longer. This is true of many psychiatric drugs: their effects last longer than they are literally "in your system".

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A 43-year-old member asked:

How long does haldol (haloperidol) stay in your system?

2 doctor answers4 doctors weighed in
Dr. Alan Jacobs
Neurology 32 years experience
Days: The half life of Haldol (haloperidol) is around 24 hours and after 5 half-lives the drug should be 99% out of your system. That means about 5 days, maybe a week at most.
A 44-year-old member asked:

How long will one haldol (haloperidol) stay in your system?

1 doctor answer7 doctors weighed in
Dr. Donald Jacobson
A Verified Doctoranswered
A US doctor answeredLearn more
Oral or depot inject: Haldol (haloperidol) decanoate has a half- life of thee weeks. , so it would take 15 weeks or almost 4 months to clear your system. Oral Haldol (haloperidol) has a half-life of 20+/- 4 hours. So it could take from 80 hours to 120 hours to clear your system.

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Last updated Dec 28, 2019

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