HIGH-VOLUME · HOSP-HEAVY
lansoprazole Side Effects
lansoprazole (also sold as Prevacid) is HIGH-VOLUME in this FAERS book #39 of 524 by FAERS report count. Signature opener: HOSP-HEAVY - 36.3% mention hospitalization (62,821 reports).
Data updated 2026-05-15
- 173,086
- FAERS reports
FAERS voluntary reports, 1997 to 2025. High volume tracks exposure and reporting culture; see methodology for de-dup rules.
lansoprazole: 36.3% mention hospitalization (62,821 reports). Death stamp DEATH-HEAVY; volume band HIGH-VOLUME #39 of 524 by FAERS report count.
High-report extract for lansoprazole (Prevacid): 173,086 FAERS rows (1997-2025). Top named reactions: CHRONIC KIDNEY DISEASE, ACUTE KIDNEY INJURY, RENAL FAILURE. Outcome stamps DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED. FAERS is voluntary signal detection, not incidence.
Counts from the openFDA FAERS extract (1997–2025). Stamps MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
CHRONIC KIDNEY DISEASE leads 32,775 of 173,086 reports
Who reports · age peak 45-64 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 45-64 (36,053 reports)
FAERS filings rising toward 2025
Reactions in Death Reports
Death-mentioned subset is HEAVY here (19,347 reports, 11.2%). Top co-reported reactions in that subset - voluntary, not causal.
| Reaction | Reports |
|---|---|
| DEATH | 4,505 |
| CHRONIC KIDNEY DISEASE | 3,581 |
| RENAL FAILURE | 2,756 |
| ACUTE KIDNEY INJURY | 2,704 |
| END STAGE RENAL DISEASE | 2,231 |
| PNEUMONIA | 1,611 |
| VOMITING | 1,580 |
| DYSPNOEA | 1,496 |
| DIARRHOEA | 1,470 |
| NAUSEA | 1,352 |
| GENERAL PHYSICAL HEALTH DETERIORATION | 1,325 |
| CONDITION AGGRAVATED | 1,258 |
| PYREXIA | 1,172 |
| HYPERTENSION | 1,170 |
| FATIGUE | 1,129 |
| ASTHENIA | 1,095 |
| LOWER RESPIRATORY TRACT INFECTION | 1,053 |
| DECREASED APPETITE | 1,052 |
| PAIN | 1,046 |
Reactions in Hospitalization Reports
Hospitalization is HEAVY (62,821, 36.3% of the book). Top reactions in those rows:
| Reaction | Reports |
|---|---|
| DIARRHOEA | 4,794 |
| DYSPNOEA | 4,385 |
| VOMITING | 4,321 |
| ACUTE KIDNEY INJURY | 4,195 |
| NAUSEA | 4,039 |
| PYREXIA | 3,747 |
| PNEUMONIA | 3,556 |
| FATIGUE | 3,274 |
| MALAISE | 3,079 |
| ASTHENIA | 2,896 |
| PAIN | 2,847 |
| RENAL FAILURE | 2,766 |
| ABDOMINAL PAIN | 2,748 |
| HEADACHE | 2,697 |
| CHEST PAIN | 2,659 |
| CONFUSIONAL STATE | 2,616 |
| DIZZINESS | 2,573 |
| FALL | 2,569 |
| CHRONIC KIDNEY DISEASE | 2,494 |
How to read lansoprazole FAERS figures (MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY)
FAERS holds 173,086 voluntary reports linked to lansoprazole (Prevacid), 1997-2025. Death is listed on 19,347 (11.2%). Hospitalization appears on 62,821 (36.3%). Top co-reported indication: Product Used For Unknown Indication.
MEGA-CASE books overweight common drugs and loud reporting cultures; HOSP-HEAVY is the page opener, not a per-patient risk.
Read with lansoprazole
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 173,227 FAERS cases (Δ 141 heavier vs lansoprazole); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 174,469 FAERS cases (Δ 1,383 heavier vs lansoprazole); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 178,147 FAERS cases (Δ 5,061 heavier vs lansoprazole); DEATH-RARE · HOSP-LIGHT · FEMALE-LED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 180,422 FAERS cases (Δ 7,336 heavier vs lansoprazole); DEATH-HEAVY · HOSP-MID · SEX-BALANCED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(death_share) pole at 62.1% death-mentioned reports (Δ 50.9 pp vs lansoprazole's DEATH-HEAVY): CASELOAD · HOSP-MID.
lansoprazole stamps DEATH-HEAVY · HOSP-HEAVY; FAERS outcome shares are signal-detection rates, not incidence. Read them next to caseload MEGA-CASE and the label guide.