HIGH-VOLUME · HOSP-HEAVY
olanzapine Side Effects
olanzapine (also sold as Zyprexa) is HIGH-VOLUME in this FAERS book #74 of 524 by FAERS report count. Signature opener: HOSP-HEAVY - 43.9% mention hospitalization (45,342 reports).
Data updated 2026-05-15
- 103,356
- FAERS reports
FAERS voluntary reports, 2003 to 2025. High volume tracks exposure and reporting culture; see methodology for de-dup rules.
olanzapine: 43.9% mention hospitalization (45,342 reports). Death stamp DEATH-HEAVY; volume band HIGH-VOLUME #74 of 524 by FAERS report count.
High-report extract for olanzapine (Zyprexa): 103,356 FAERS rows (2003-2025). Top named reactions: WEIGHT INCREASED, DIABETES MELLITUS, DRUG INTERACTION. Outcome stamps DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED. FAERS is voluntary signal detection, not incidence.
Counts from the openFDA FAERS extract (2003–2025). Stamps MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
WEIGHT INCREASED leads 6,722 of 103,356 reports
Who reports · age peak 18-44 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 18-44 (29,265 reports)
FAERS filings rising toward 2025
Reactions in Death Reports
Death-mentioned subset is HEAVY here (12,783 reports, 12.4%). Top co-reported reactions in that subset - voluntary, not causal.
| Reaction | Reports |
|---|---|
| DEATH | 2,633 |
| COMPLETED SUICIDE | 2,318 |
| TOXICITY TO VARIOUS AGENTS | 1,837 |
| CARDIAC ARREST | 735 |
| CARDIO-RESPIRATORY ARREST | 685 |
| OVERDOSE | 662 |
| PNEUMONIA | 500 |
| DRUG INTERACTION | 466 |
| DRUG ABUSE | 435 |
| DIABETES MELLITUS | 419 |
| RESPIRATORY ARREST | 400 |
| PULMONARY EMBOLISM | 356 |
| FALL | 345 |
| NAUSEA | 328 |
| SOMNOLENCE | 301 |
| SUDDEN DEATH | 298 |
| VOMITING | 297 |
| FATIGUE | 291 |
| NEUROLEPTIC MALIGNANT SYNDROME | 288 |
Reactions in Hospitalization Reports
Hospitalization is HEAVY (45,342, 43.9% of the book). Top reactions in those rows:
| Reaction | Reports |
|---|---|
| DIABETES MELLITUS | 2,518 |
| WEIGHT INCREASED | 2,454 |
| DRUG INTERACTION | 2,087 |
| OVERDOSE | 2,022 |
| TOXICITY TO VARIOUS AGENTS | 1,949 |
| VOMITING | 1,903 |
| SOMNOLENCE | 1,881 |
| NAUSEA | 1,864 |
| NEUROLEPTIC MALIGNANT SYNDROME | 1,864 |
| CONFUSIONAL STATE | 1,850 |
| SUICIDE ATTEMPT | 1,809 |
| PNEUMONIA | 1,730 |
| INTENTIONAL OVERDOSE | 1,721 |
| PSYCHOTIC DISORDER | 1,684 |
| FALL | 1,682 |
| PYREXIA | 1,666 |
| AGITATION | 1,604 |
| ANXIETY | 1,533 |
How to read olanzapine FAERS figures (MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY)
FAERS holds 103,356 voluntary reports linked to olanzapine (Zyprexa), 2003-2025. Death is listed on 12,783 (12.4%). Hospitalization appears on 45,342 (43.9%). 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 olanzapine
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 103,354 FAERS cases (Δ 2 lighter vs olanzapine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 104,378 FAERS cases (Δ 1,022 heavier vs olanzapine); DEATH-MARKED · HOSP-MID · SEX-BALANCED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 102,306 FAERS cases (Δ 1,050 lighter vs olanzapine); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 102,095 FAERS cases (Δ 1,261 lighter vs olanzapine); DEATH-HEAVY · HOSP-MID · FEMALE-LED vs this page's MEGA-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(death_share) pole at 62.1% death-mentioned reports (Δ 49.7 pp vs olanzapine's DEATH-HEAVY): CASELOAD · HOSP-MID.
olanzapine 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.