LOW-VOLUME · HOSP-HEAVY
perphenazine Side Effects
perphenazine (also sold as Trilafon) is a LOW-VOLUME FAERS extract #458 of 524 by FAERS report count. Still opens on HOSP-HEAVY: 48.2% mention hospitalization (971 reports).
Data updated 2026-05-15
- 2,013
- FAERS reports
Thinner FAERS book - still a temporal association ledger, not proof of cause. Methodology.
perphenazine: 48.2% mention hospitalization (971 reports). Death stamp DEATH-HEAVY; volume band LOW-VOLUME #458 of 524 by FAERS report count.
Thinner FAERS extract for perphenazine (Trilafon) (2,013 reports #458 of 524 by FAERS report count). 48.2% mention hospitalization (971 reports). Sparse books still carry named reaction rows when present; not medical advice.
Counts from the openFDA FAERS extract (2004–2025). Stamps SIGNAL · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
TOXICITY TO VARIOUS AGENTS leads 274 of 2,013 reports
Who reports · age peak 18-44 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 18-44 (528 reports)
FAERS filings rising toward 2025
Reactions in Death Reports
Death-mentioned subset is HEAVY here (221 reports, 11.0%). Top co-reported reactions in that subset - voluntary, not causal.
| Reaction | Reports |
|---|---|
| COMPLETED SUICIDE | 87 |
| TOXICITY TO VARIOUS AGENTS | 53 |
| DEATH | 39 |
| CARDIAC ARREST | 29 |
| BRADYCARDIA | 17 |
| ATRIOVENTRICULAR BLOCK | 14 |
| SEIZURE | 14 |
| HYPOTENSION | 13 |
| SOMNOLENCE | 13 |
| DYSPNOEA | 10 |
| INTENTIONAL OVERDOSE | 10 |
| BRAIN OEDEMA | 9 |
| OVERDOSE | 9 |
| CONFUSIONAL STATE | 7 |
| FALL | 7 |
| HYPERAMMONAEMIC ENCEPHALOPATHY | 7 |
| BRAIN HERNIATION | 6 |
| CARDIO-RESPIRATORY ARREST | 6 |
| HEPATOMEGALY | 6 |
Reactions in Hospitalization Reports
Hospitalization is HEAVY (971, 48.2% of the book). Top reactions in those rows:
| Reaction | Reports |
|---|---|
| TOXICITY TO VARIOUS AGENTS | 230 |
| WEIGHT INCREASED | 179 |
| SUICIDE ATTEMPT | 175 |
| AKATHISIA | 166 |
| OBSESSIVE-COMPULSIVE DISORDER | 152 |
| INCREASED APPETITE | 151 |
| EUPHORIC MOOD | 150 |
| ANTIPSYCHOTIC DRUG LEVEL BELOW THERAPEUTIC | 148 |
| DISINHIBITION | 148 |
| THERAPEUTIC PRODUCT EFFECT INCOMPLETE | 140 |
| THERAPEUTIC PRODUCT EFFECT VARIABLE | 139 |
| LEUKOPENIA | 129 |
| DRUG INTERACTION | 93 |
| HYPERTENSION | 90 |
| LEUKAEMIA | 82 |
| FALL | 80 |
| OBESITY | 75 |
How to read perphenazine FAERS figures (SIGNAL · DEATH-HEAVY · HOSP-HEAVY)
FAERS holds 2,013 voluntary reports linked to perphenazine (Trilafon), 2004-2025. Death is listed on 221 (11.0%). Hospitalization appears on 971 (48.2%). Top co-reported indication: Product Used For Unknown Indication.
Sparse extract - named reactions and SEX-BALANCED skew still differ by drug; not a complete safety profile.
Read with perphenazine
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 1,982 FAERS cases (Δ 31 lighter vs perphenazine); DEATH-HEAVY · HOSP-HEAVY · FEMALE-LED vs this page's SIGNAL · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 1,978 FAERS cases (Δ 35 lighter vs perphenazine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's SIGNAL · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 2,050 FAERS cases (Δ 37 heavier vs perphenazine); DEATH-MARKED · HOSP-MID · FEMALE-LED vs this page's SIGNAL · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 1,963 FAERS cases (Δ 50 lighter vs perphenazine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's SIGNAL · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(death_share) pole at 62.1% death-mentioned reports (Δ 51.1 pp vs perphenazine's DEATH-HEAVY): CASELOAD · HOSP-MID.
perphenazine stamps DEATH-HEAVY · HOSP-HEAVY; FAERS outcome shares are signal-detection rates, not incidence. Read them next to caseload SIGNAL and the label guide.