MID-VOLUME · HOSP-MID
niacin Side Effects
niacin (also sold as Niaspan, Slo-Niacin) sits MID-VOLUME #302 of 524 by FAERS report count. Lead signal: HOSP-MID - 28.1% mention hospitalization (3,202 reports). Demographics and serious-outcome tables follow.
Data updated 2026-05-15
- 11,382
- FAERS reports
FDA Adverse Event Reporting System extract for niacin. Stamp set WATCHLIST · DEATH-HEAVY · HOSP-MID. How figures are compiled.
niacin: 28.1% mention hospitalization (3,202 reports). Death stamp DEATH-HEAVY; volume band MID-VOLUME #302 of 524 by FAERS report count.
Mid-book FAERS page for niacin (Niaspan) (11,382 reports). Signature HOSP-MID. Dominant age band on file: 45-64. Educational reference only.
Counts from the openFDA FAERS extract (2004–2025). Stamps WATCHLIST · DEATH-HEAVY · HOSP-MID · SEX-BALANCED.
FATIGUE leads 750 of 11,382 reports
Who reports · age peak 45-64 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 45-64 (2,698 reports)
FAERS filings rising toward 2025
Reactions in Death Reports
Death-mentioned subset is HEAVY here (745 reports, 6.5%). Top co-reported reactions in that subset - voluntary, not causal.
| Reaction | Reports |
|---|---|
| DEATH | 264 |
| RENAL FAILURE | 60 |
| FALL | 55 |
| MYOCARDIAL INFARCTION | 46 |
| DYSPNOEA | 44 |
| PNEUMONIA | 42 |
| CARDIAC FAILURE CONGESTIVE | 41 |
| ASTHENIA | 40 |
| VOMITING | 38 |
| CARDIAC FAILURE | 34 |
| HYPOTENSION | 34 |
| NAUSEA | 34 |
| ATRIAL FIBRILLATION | 32 |
| PAIN | 32 |
| GASTROINTESTINAL HAEMORRHAGE | 30 |
| CARDIAC ARREST | 29 |
| INTERNAL HAEMORRHAGE | 29 |
| RESPIRATORY ARREST | 29 |
| RESPIRATORY FAILURE | 28 |
Reactions in Hospitalization Reports
Hospitalization mid-share (3,202, 28.1%). Co-reported reactions:
| Reaction | Reports |
|---|---|
| NAUSEA | 222 |
| MYOCARDIAL INFARCTION | 215 |
| DYSPNOEA | 214 |
| FALL | 209 |
| PNEUMONIA | 209 |
| DIARRHOEA | 207 |
| FATIGUE | 202 |
| DIZZINESS | 184 |
| ASTHENIA | 180 |
| PAIN | 180 |
| VOMITING | 180 |
| GASTROINTESTINAL HAEMORRHAGE | 164 |
| CEREBROVASCULAR ACCIDENT | 153 |
| CHEST PAIN | 143 |
| DEHYDRATION | 134 |
| ACUTE KIDNEY INJURY | 133 |
| ANAEMIA | 130 |
| CARDIAC FAILURE CONGESTIVE | 127 |
| RENAL FAILURE | 126 |
How to read niacin FAERS figures (WATCHLIST · DEATH-HEAVY · HOSP-MID)
FAERS holds 11,382 voluntary reports linked to niacin (Niaspan, Slo-Niacin), 2004-2025. Death is listed on 745 (6.5%). Hospitalization appears on 3,202 (28.1%). Top co-reported indication: Product Used For Unknown Indication.
Mid-volume extract - treat DEATH-HEAVY · HOSP-MID as signal-detection rates next to 28.1% mention hospitalization (3,202 reports).
Read with niacin
Peers ranked by ABS(total_reports), then an ABS(death_share) pole; guide hop follows DEATH-HEAVY · HOSP-MID stamps.
ABS(total_reports) peer at 11,380 FAERS cases (Δ 2 lighter vs niacin); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's WATCHLIST · DEATH-HEAVY · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 11,311 FAERS cases (Δ 71 lighter vs niacin); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's WATCHLIST · DEATH-HEAVY · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 11,257 FAERS cases (Δ 125 lighter vs niacin); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's WATCHLIST · DEATH-HEAVY · HOSP-MID · SEX-BALANCED.
ABS(total_reports) peer at 11,247 FAERS cases (Δ 135 lighter vs niacin); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's WATCHLIST · DEATH-HEAVY · HOSP-MID · SEX-BALANCED.
ABS(death_share) pole at 62.1% death-mentioned reports (Δ 55.6 pp vs niacin's DEATH-HEAVY): CASELOAD · HOSP-MID.
niacin stamps DEATH-HEAVY · HOSP-MID; FAERS outcome shares are signal-detection rates, not incidence. Read them next to caseload WATCHLIST and the label guide.