Drug Safety Information for CHLORPROMAZINE Hydrochloride (Chlorpromazine hydrochloride)

Adverse Drug Reactions for CHLORPROMAZINE Hydrochloride* (Chlorpromazine hydrochloride)

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 CHLORPROMAZINE Hydrochloride
(reported in FDA Medwatch/FAERS Reports)

  Side Effect # of FDA Reports
1Toxicity to various agents177
2Drug interaction133
3Neuroleptic malignant syndrome130
4Completed suicide127
5Overdose120
6Convulsion116
7Death115
8Insomnia105
9Somnolence105
10Vomiting104
11Pyrexia104
12Drug ineffective95
13Agitation94
14Nausea88
15Aggression83
16Psychotic disorder83
17Fall82
18Tremor79
19Tachycardia79
20Hypotension72

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

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

Reason # of FDA Reports
1Product used for unknown indication1816
2Schizophrenia669
3Psychotic disorder310
4Hiccups289
5Bipolar disorder256
6Depression190
7Schizophrenia, paranoid type189
8Anxiety154
9Bipolar i disorder150
10Insomnia129

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


Types of Adverse Events for CHLORPROMAZINE Hydrochloride

Total Reports Filed with FDA: 14283


Number of FDA Adverse Event Reports by Patient Age for CHLORPROMAZINE Hydrochloride

Total Reports Filed with FDA: 14283*


* Reports for drugs with the same active ingredients have been aggregated in this analysis: Chlorpromazine hydrochloride (Promapar, Sonazine, Chlorpromazine)

Charts are based on 14283 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 CHLORPROMAZINE Hydrochloride 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.