LOW-VOLUME · HOSP-MID
capsaicin Side Effects
capsaicin (also sold as Zostrix, Qutenza) is a LOW-VOLUME FAERS extract #429 of 524 by FAERS report count. Still opens on HOSP-MID: 19.9% mention hospitalization (602 reports).
Data updated 2026-05-15
- 3,030
- FAERS reports
Thinner FAERS book - still a temporal association ledger, not proof of cause. Methodology.
capsaicin: 19.9% mention hospitalization (602 reports). Death stamp DEATH-MARKED; volume band LOW-VOLUME #429 of 524 by FAERS report count.
Thinner FAERS extract for capsaicin (Zostrix) (3,030 reports #429 of 524 by FAERS report count). 19.9% mention hospitalization (602 reports). 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.
APPLICATION SITE PAIN leads 475 of 3,030 reports
Who reports · age peak 45-64 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 45-64 (838 reports)
FAERS filings rising toward 2025
Reactions in Death Reports
Death appears on 147 reports (4.9% - MARKED). Reactions below co-occur in those rows only.
| Reaction | Reports |
|---|---|
| DEATH | 57 |
| PNEUMONIA | 15 |
| NEOPLASM MALIGNANT | 13 |
| ACUTE KIDNEY INJURY | 10 |
| MALIGNANT NEOPLASM PROGRESSION | 9 |
| ACUTE RESPIRATORY DISTRESS SYNDROME | 8 |
| ASTHENIA | 8 |
| DRUG INTERACTION | 8 |
| DYSPNOEA | 7 |
| PAIN | 7 |
| SPINAL CORD INJURY | 7 |
| TORSADE DE POINTES | 7 |
| RENAL FAILURE | 6 |
| CARDIAC ARREST | 5 |
| GENERAL PHYSICAL HEALTH DETERIORATION | 5 |
| MULTIPLE ORGAN DYSFUNCTION SYNDROME | 5 |
| MYOCARDIAL INFARCTION | 5 |
| BACK PAIN | 4 |
| CHRONIC KIDNEY DISEASE | 4 |
| GASTROENTERITIS | 4 |
Reactions in Hospitalization Reports
Hospitalization mid-share (602, 19.9%). Co-reported reactions:
| Reaction | Reports |
|---|---|
| FATIGUE | 101 |
| POOR QUALITY SLEEP | 71 |
| IMPAIRED WORK ABILITY | 65 |
| INSOMNIA | 64 |
| HYPERTENSION | 63 |
| IMPAIRED QUALITY OF LIFE | 62 |
| WEIGHT INCREASED | 62 |
| CELLULITIS | 61 |
| HYPERLIPIDAEMIA | 59 |
| HERPES ZOSTER | 58 |
| CONTUSION | 56 |
| SKIN DISORDER | 56 |
| BONE DENSITY DECREASED | 55 |
| CATARACT | 55 |
| BODY TINEA | 54 |
| GLUCOSE TOLERANCE IMPAIRED | 54 |
| INFECTION SUSCEPTIBILITY INCREASED | 54 |
| ORAL HERPES | 54 |
| PURPURA | 54 |
How to read capsaicin FAERS figures (SIGNAL · DEATH-MARKED · HOSP-MID)
FAERS holds 3,030 voluntary reports linked to capsaicin (Zostrix, Qutenza), 2004-2025. Death is listed on 147 (4.9%). Hospitalization appears on 602 (19.9%). Top co-reported indication: Diabetic Neuropathy.
Sparse extract - named reactions and SEX-BALANCED skew still differ by drug; not a complete safety profile.
Read with capsaicin
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 2,938 FAERS cases (Δ 92 lighter vs capsaicin); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 2,935 FAERS cases (Δ 95 lighter vs capsaicin); DEATH-HEAVY · HOSP-MID · FEMALE-LED vs this page's SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 3,148 FAERS cases (Δ 118 heavier vs capsaicin); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's SIGNAL · DEATH-MARKED · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 3,152 FAERS cases (Δ 122 heavier vs capsaicin); 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 57.3 pp vs capsaicin's DEATH-MARKED): CASELOAD · HOSP-MID.
capsaicin stamps SIGNAL · SEX-BALANCED; class peers and methodology beat restating the same FAERS caveats on every effects URL.