HALOPERIDOL for Headache: Side Effects & Safety Data

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There are 5 adverse event reports in the FDA FAERS database where HALOPERIDOL was used for Headache.

Most Reported Side Effects for HALOPERIDOL

Side Effect	Reports	%	Deaths	Hosp.
Drug ineffective	1,771	11.1%	69	927
Neuroleptic malignant syndrome	1,244	7.8%	118	898
Off label use	1,136	7.1%	183	683
Toxicity to various agents	872	5.5%	267	623
Extrapyramidal disorder	838	5.2%	108	436
Somnolence	712	4.5%	49	397
Intentional self-injury	636	4.0%	5	157
Drug interaction	596	3.7%	65	316
Weight increased	583	3.6%	9	280
Tremor	579	3.6%	55	296
Condition aggravated	563	3.5%	66	368
Dystonia	557	3.5%	16	224
Akathisia	551	3.4%	8	318
Suicide attempt	547	3.4%	7	296
Agitation	516	3.2%	37	286