Reaction

Torticollis reporting signals

Last recalculated 2026-09-14T18:28:35.993900+00:00 · 2,071 reports · 58 co-occurring drugs

As of the last recalculation, Torticollis appears in 2,071 FAERS reports alongside 58 co-occurring drug terms. The strongest observed disproportionality signal is HALOPERIDOL LACTATE (PRR 32.9).

Important: FAERS is a spontaneous, voluntary, unverified reporting system. PRR and ROR identify reporting patterns for investigation; they are not incidence rates and do not establish causation.

Drug	Co-reports	PRR	ROR
Haloperidol Lactate	78	32.9	33.0
Haloperidol	70	29.9	30.0
Levodopa	32	27.0	27.1
Ziprasidone	37	21.5	21.5
Aripiprazole Oral	84	21.2	21.3
Aripiprazole Orally Disintegrating	84	21.2	21.3
Ziprasidone Mesylate	28	20.0	20.0
Pramipexole	29	19.3	19.3
Risperidone	172	14.1	14.1
Aripiprazole	156	13.8	13.8
Butalbital, Acetaminophen, And Caffeine	14	13.3	13.3
Brexpiprazole	21	12.8	12.8
Valproate Sodium	25	12.3	12.3
Sevoflurane	10	12.1	12.2
Itraconazole	14	12.1	12.1
Olanzapine	121	12.0	12.0
Donepezil Hydrochloride	41	11.4	11.4
Propofol	40	11.2	11.2
Onabotulinumtoxina	82	11.1	11.1
Botulinum Toxin Type A	13	10.6	10.6
Paliperidone	23	10.0	10.0
Rivastigmine	18	9.7	9.7
Zonisamide	14	9.6	9.6
Lithium	22	8.9	8.9
Lithium Bromatum	22	8.9	8.9
Escitalopram Oxalate	61	8.6	8.6
Torsemide	28	8.6	8.6
Metoclopramide	46	8.6	8.6
Indapamide	15	8.5	8.5
Valproic Acid	26	8.4	8.4
Metoclopramide Hydrochloride	61	8.2	8.2
Olanzapine Pamoate	32	8.0	8.0
Escitslopram	45	7.9	7.9
Guanfacine	6	7.7	7.7
Rotigotine	11	7.7	7.7
Methylphenidate Hydrochloride	43	7.4	7.4
Lurasidone Hydrochloride	15	7.2	7.3
Amantadine	11	7.2	7.2
Linezolid	21	7.2	7.2
Quetiapine	128	7.1	7.1
Asenapine Maleate	6	7.0	7.0
Fluoxetine	45	6.9	6.9
Phenytoin	14	6.8	6.8
Voriconazole Injection	14	6.5	6.5
Sertraline	73	6.4	6.4
Rasagiline Mesylate	7	6.3	6.3
Voriconazole	18	6.0	6.0
Memantine	8	5.9	5.9
Memantine Hydrochloride	8	5.9	5.9
Pyrazinamide	5	5.4	5.4
Valbenazine	13	5.2	5.2
Paliperidone Palmitate	16	5.0	5.0
Clozapine	60	4.9	4.9
Methylphenidate	14	4.9	4.9
Amphetamine	4	4.9	4.9
Carbidopa And Levodopa	22	4.7	4.7
Rimegepant Sulfate	5	4.0	4.0
Cinacalcet Hydrochloride	6	1.3	1.3

Related reactions

Data source: openFDA FAERS. See the OpenPV methodology and limitations.