Drug Safety Information for HALDOL (Haloperidol lactate)

Adverse Drug Reactions for HALDOL* (Haloperidol lactate)

These charts and graphs are based on reports received through the FDA Adverse Event Reporting System (FAERS) program (see below).

Top 20 Adverse Effects Associated with HALDOL
(reported in FDA Medwatch/FAERS Reports)

  Side Effect # of FDA Reports
1Weight increased1080
2Diabetes mellitus998
3Extrapyramidal disorder798
4Drug interaction771
5Type 2 diabetes mellitus761
6Neuroleptic malignant syndrome717
7Somnolence*703
8Agitation681
9Confusional state617
10Pyrexia575
11Tremor*545
12Vomiting520
13Death519
14Overdose492
15Dyspnoea474
16Drug ineffective467
17Fall467
18Nausea465
19Anxiety456
20Psychotic disorder444

* This side effect also appears in "Top 10 Side Effects of HALDOL " in the drug's Review Summary based on AskaPatient reviews.

Top 10 Reasons for Taking HALDOL
(associated with FDA Medwatch/FAERS Reports)

Reason # of FDA Reports
1Product used for unknown indication11324
2Schizophrenia*4246
3Agitation2592
4Psychotic disorder2528
5Bipolar disorder1173
6Schizophrenia, paranoid type*1030
7Depression*832
8Delirium820
9Schizoaffective disorder636
10Aggression504

*Also a top-10 reason in AskaPatient Review Summary.


Types of Adverse Events for HALDOL

Total Reports Filed with FDA: 82946


Number of FDA Adverse Event Reports by Patient Age for HALDOL

Total Reports Filed with FDA: 82946*


* Reports for drugs with the same active ingredients have been aggregated in this analysis: Haloperidol lactate (Haldol, Haldol solutab, Serenace, Haloperidol)

Charts are based on 82946 reports filed with the FDA between 2004 and June 2015.

Adverse Event Reports are submitted to the FDA by pharmaceutical companies (mandatory reporting is required by manufacturers, distributors, or importers), health care providers such as doctors (voluntary reporting), and by patients themselves (voluntary reporting). More Information on FDA MedWatch (FDA Safety Information and Adverse Event Reporting Program)Voluntary reporting takes place under the FDA's MedWatch program, where health care professionals and consumers submit reports to FDA when they find a problem with a drug, medical device, biologic, or other FDA-regulated product. An adverse event is any undesirable experience or extreme side effect associated with the use of a medical product. Adverse events include: death, life threatening event, hospitalization, disability or permanent damage, congenital anomaly or birth defect, medical product use requiring a surgical or other intervention, or other serious medical situation believed to be caused by the drug.

Click to go back to search results and HALDOL Reviews and Review Summary .

Historical Analytics of FDA Adverse Event Reports Provided by Druginformer.com. FDA Drug Safety Information, including safety-related labeling updates, required post-approval safety studies, risk evaluation management strategies (REMS), alerts, and recalls are compiled by AskaPatient.com from the U.S. Food and Drug Administration.