LOW-VOLUME · SEX-BALANCED
phenelzine Side Effects
phenelzine (also sold as Nardil) is a LOW-VOLUME FAERS extract #470 of 524 by FAERS report count. Still opens on SEX-BALANCED: 62% of sex-coded reports are female (889 F / 556 M).
Data updated 2026-05-15
- 1,551
- FAERS reports
Thinner FAERS book - still a temporal association ledger, not proof of cause. Methodology.
phenelzine reporting skew - 62% of sex-coded reports are female (889 F / 556 M). Volume band LOW-VOLUME #470 of 524 by FAERS report count; caseload SIGNAL.
Thinner FAERS extract for phenelzine (Nardil) (1,551 reports #470 of 524 by FAERS report count). 62% of sex-coded reports are female (889 F / 556 M). Sparse books still carry named reaction rows when present; not medical advice.
Counts from the openFDA FAERS extract (2004–2025). Stamps SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
DEPRESSION leads 187 of 1,551 reports
Who reports · age peak 45-64 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 45-64 (352 reports)
Reporting taper since 2004 peak
Reactions in Death Reports
Death appears on 41 reports (2.6% - MARKED). Reactions below co-occur in those rows only.
| Reaction | Reports |
|---|---|
| DEATH | 9 |
| COMPLETED SUICIDE | 7 |
| CONTRAINDICATED PRODUCT ADMINISTERED | 7 |
| DRUG DOSE TITRATION NOT PERFORMED | 6 |
| HAEMORRHAGE INTRACRANIAL | 6 |
| HYPERTENSIVE CRISIS | 6 |
| PRODUCT PRESCRIBING ERROR | 6 |
| POTENTIATING DRUG INTERACTION | 5 |
| DRUG INTERACTION | 4 |
| HAEMORRHAGE | 3 |
| SEROTONIN SYNDROME | 3 |
| ADVERSE DRUG REACTION | 2 |
| AGITATION | 2 |
| COMA | 2 |
| CONDITION AGGRAVATED | 2 |
| CONFUSIONAL STATE | 2 |
| DIARRHOEA | 2 |
| HYPERHIDROSIS | 2 |
| HYPOTENSION | 2 |
| MEDICATION ERROR | 2 |
Reactions in Hospitalization Reports
Hospitalization mid-share (325, 21.0%). Co-reported reactions:
| Reaction | Reports |
|---|---|
| DEPRESSION | 54 |
| DRUG INTERACTION | 43 |
| ANXIETY | 42 |
| HEADACHE | 34 |
| PHARMACEUTICAL PRODUCT COMPLAINT | 30 |
| INSOMNIA | 29 |
| MALAISE | 28 |
| DIZZINESS | 26 |
| FALL | 25 |
| CONFUSIONAL STATE | 24 |
| HYPERTENSION | 24 |
| SEROTONIN SYNDROME | 24 |
| FATIGUE | 22 |
| HYPOTENSION | 22 |
| WEIGHT DECREASED | 22 |
| FEELING ABNORMAL | 20 |
| SUICIDAL IDEATION | 19 |
| SOMNOLENCE | 18 |
| WEIGHT INCREASED | 18 |
How to read phenelzine FAERS figures (SIGNAL · DEATH-MARKED · HOSP-MID)
FAERS holds 1,551 voluntary reports linked to phenelzine (Nardil), 2004-2025. Death is listed on 41 (2.6%). Hospitalization appears on 325 (21.0%). Top co-reported indication: Depression.
Sparse extract - named reactions and SEX-BALANCED skew still differ by drug; not a complete safety profile.
Read with phenelzine
Peers ranked by ABS(total_reports), then an ABS(death_share) pole; guide hop follows DEATH-MARKED · HOSP-MID stamps.
ABS(total_reports) peer at 1,547 FAERS cases (Δ 4 lighter vs phenelzine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 1,541 FAERS cases (Δ 10 lighter vs phenelzine); DEATH-MARKED · HOSP-MID · SEX-BALANCED vs this page's SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 1,538 FAERS cases (Δ 13 lighter vs phenelzine); DEATH-HEAVY · HOSP-MID · SEX-BALANCED vs this page's SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 1,527 FAERS cases (Δ 24 lighter vs phenelzine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
ABS(death_share) pole at 62.1% death-mentioned reports (Δ 59.5 pp vs phenelzine's DEATH-MARKED): CASELOAD · HOSP-MID.
phenelzine stamps SIGNAL · SEX-BALANCED; class peers and methodology beat restating the same FAERS caveats on every effects URL.