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vitamin h

What does vitamin h mean?

Slang for haloperidol, given to calm severely agitated or psychotic patients — jokingly a 'vitamin' the ward needs.

"He's climbing the walls; page for some vitamin H."

Origin

'H' for Haldol; part of a family of mock-'vitamin' drug nicknames.

Frequently asked questions

What is 'vitamin H'?
It's slang for haloperidol (brand name Haldol), an antipsychotic used to calm severely agitated or psychotic patients.
Why is it called vitamin H?
The 'H' stands for Haldol, and calling it a 'vitamin' is a joke that the ward needs it.
Is vitamin H actually a vitamin?
No. It's a nickname for a sedating medication, part of a family of joke 'vitamin' drug names.
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Slang definitions: FreeDict original editorial.