MID-VOLUME · HOSP-HEAVY
prochlorperazine Side Effects
prochlorperazine (also sold as Compazine) sits MID-VOLUME #204 of 524 by FAERS report count. Lead signal: HOSP-HEAVY - 42.7% mention hospitalization (11,376 reports). Demographics and serious-outcome tables follow.
Data updated 2026-05-15
- 26,613
- FAERS reports
FDA Adverse Event Reporting System extract for prochlorperazine. Stamp set CASELOAD · DEATH-HEAVY · HOSP-HEAVY. How figures are compiled.
prochlorperazine: 42.7% mention hospitalization (11,376 reports). Death stamp DEATH-HEAVY; volume band MID-VOLUME #204 of 524 by FAERS report count.
Mid-book FAERS page for prochlorperazine (Compazine) (26,613 reports). Signature HOSP-HEAVY. Dominant age band on file: 45-64. Educational reference only.
Counts from the openFDA FAERS extract (1999–2025). Stamps CASELOAD · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
NAUSEA leads 3,261 of 26,613 reports
Who reports · age peak 45-64 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 45-64 (7,034 reports)
FAERS filings rising toward 2025
Reactions in Death Reports
Death-mentioned subset is HEAVY here (3,717 reports, 14.0%). Top co-reported reactions in that subset - voluntary, not causal.
| Reaction | Reports |
|---|---|
| DEATH | 1,690 |
| NAUSEA | 237 |
| PNEUMONIA | 219 |
| FATIGUE | 209 |
| DISEASE PROGRESSION | 188 |
| MALIGNANT NEOPLASM PROGRESSION | 185 |
| SEPSIS | 181 |
| DIARRHOEA | 174 |
| DYSPNOEA | 166 |
| ASTHENIA | 156 |
| VOMITING | 148 |
| FEBRILE NEUTROPENIA | 141 |
| DECREASED APPETITE | 131 |
| RESPIRATORY FAILURE | 120 |
| CARDIAC ARREST | 110 |
| ANAEMIA | 108 |
| HYPOTENSION | 107 |
| ACUTE KIDNEY INJURY | 99 |
| DEHYDRATION | 97 |
Reactions in Hospitalization Reports
Hospitalization is HEAVY (11,376, 42.7% of the book). Top reactions in those rows:
| Reaction | Reports |
|---|---|
| FEBRILE NEUTROPENIA | 1,603 |
| NAUSEA | 1,332 |
| VOMITING | 1,067 |
| PNEUMONIA | 1,003 |
| DIARRHOEA | 985 |
| FATIGUE | 936 |
| PYREXIA | 825 |
| ASTHENIA | 729 |
| DYSPNOEA | 633 |
| DEHYDRATION | 606 |
| PAIN | 532 |
| FALL | 508 |
| MALAISE | 496 |
| ABDOMINAL PAIN | 476 |
| HEADACHE | 446 |
| DECREASED APPETITE | 444 |
| HYPOTENSION | 443 |
| CONFUSIONAL STATE | 417 |
| ANAEMIA | 416 |
How to read prochlorperazine FAERS figures (CASELOAD · DEATH-HEAVY · HOSP-HEAVY)
FAERS holds 26,613 voluntary reports linked to prochlorperazine (Compazine), 1999-2025. Death is listed on 3,717 (14.0%). Hospitalization appears on 11,376 (42.7%). Top co-reported indication: Product Used For Unknown Indication.
Mid-volume extract - treat DEATH-HEAVY · HOSP-HEAVY as signal-detection rates next to 42.7% mention hospitalization (11,376 reports).
Read with prochlorperazine
Peers ranked by ABS(total_reports), then an ABS(death_share) pole; guide hop follows DEATH-HEAVY · HOSP-HEAVY stamps.
ABS(total_reports) peer at 26,244 FAERS cases (Δ 369 lighter vs prochlorperazine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's CASELOAD · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 27,049 FAERS cases (Δ 436 heavier vs prochlorperazine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's CASELOAD · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 26,174 FAERS cases (Δ 439 lighter vs prochlorperazine); DEATH-HEAVY · HOSP-MID · SEX-BALANCED vs this page's CASELOAD · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 27,449 FAERS cases (Δ 836 heavier vs prochlorperazine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's CASELOAD · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(death_share) pole at 62.1% death-mentioned reports (Δ 48.1 pp vs prochlorperazine's DEATH-HEAVY): CASELOAD · HOSP-MID.
prochlorperazine stamps DEATH-HEAVY · HOSP-HEAVY; FAERS outcome shares are signal-detection rates, not incidence. Read them next to caseload CASELOAD and the label guide.