LOW-VOLUME · HOSP-HEAVY
dicloxacillin Side Effects
dicloxacillin (also sold as Dynapen) is a LOW-VOLUME FAERS extract #517 of 524 by FAERS report count. Still opens on HOSP-HEAVY: 38.8% mention hospitalization (69 reports).
Data updated 2026-05-15
- 178
- FAERS reports
Thinner FAERS book - still a temporal association ledger, not proof of cause. Methodology.
dicloxacillin: 38.8% mention hospitalization (69 reports). Death stamp DEATH-HEAVY; volume band LOW-VOLUME #517 of 524 by FAERS report count.
Thinner FAERS extract for dicloxacillin (Dynapen) (178 reports #517 of 524 by FAERS report count). 38.8% mention hospitalization (69 reports). Sparse books still carry named reaction rows when present; not medical advice.
Counts from the openFDA FAERS extract (2004–2025). Stamps TRACE-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
SUSPECTED TRANSMISSION OF AN INFECTIOUS AGENT VIA PRODUCT leads 13 of 178 reports
Who reports · age peak 45-64 (SEX-BALANCED)
Sex coding · SEX-BALANCED
Age peak 45-64 (50 reports)
FAERS filings rising toward 2025
Reactions in Death Reports
Death-mentioned subset is HEAVY here (20 reports, 11.2%). Top co-reported reactions in that subset - voluntary, not causal.
| Reaction | Reports |
|---|---|
| ABDOMINAL DISCOMFORT | 7 |
| DEATH | 7 |
| ACUTE KIDNEY INJURY | 3 |
| ARTHRITIS BACTERIAL | 2 |
| ATRIAL FIBRILLATION | 2 |
| CELLULITIS | 2 |
| CHEST PAIN | 2 |
| DEEP VEIN THROMBOSIS | 2 |
| FALL | 2 |
| GENERAL PHYSICAL HEALTH DETERIORATION | 2 |
| HYPOTENSION | 2 |
| LIMB INJURY | 2 |
| SKIN ULCER | 2 |
| STAPHYLOCOCCAL SEPSIS | 2 |
| TACHYCARDIA | 2 |
| TRAUMATIC HAEMATOMA | 2 |
| WHEEZING | 2 |
| ABDOMINAL PAIN UPPER | 1 |
| ADVERSE DRUG REACTION | 1 |
Reactions in Hospitalization Reports
Hospitalization is HEAVY (69, 38.8% of the book). Top reactions in those rows:
| Reaction | Reports |
|---|---|
| ABDOMINAL DISCOMFORT | 9 |
| DYSPNOEA | 6 |
| PRURITUS | 6 |
| ACUTE KIDNEY INJURY | 5 |
| ANAEMIA | 5 |
| CELLULITIS | 5 |
| DIARRHOEA | 5 |
| RASH | 5 |
| VOMITING | 5 |
| BACK PAIN | 4 |
| CHEST PAIN | 4 |
| DECREASED APPETITE | 4 |
| DEEP VEIN THROMBOSIS | 4 |
| DRUG INTERACTION | 4 |
| FATIGUE | 4 |
| HYPOKALAEMIA | 4 |
| NAUSEA | 4 |
| PAIN IN EXTREMITY | 4 |
| PYREXIA | 4 |
How to read dicloxacillin FAERS figures (TRACE-CASE · DEATH-HEAVY · HOSP-HEAVY)
FAERS holds 178 voluntary reports linked to dicloxacillin (Dynapen), 2004-2025. Death is listed on 20 (11.2%). Hospitalization appears on 69 (38.8%). Top co-reported indication: Product Used For Unknown Indication.
Sparse extract - named reactions and SEX-BALANCED skew still differ by drug; not a complete safety profile.
Read with dicloxacillin
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 205 FAERS cases (Δ 27 heavier vs dicloxacillin); DEATH-HEAVY · HOSP-MID · SEX-BALANCED vs this page's TRACE-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 218 FAERS cases (Δ 40 heavier vs dicloxacillin); DEATH-MARKED · HOSP-HEAVY · SEX-BALANCED vs this page's TRACE-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 108 FAERS cases (Δ 70 lighter vs dicloxacillin); DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED vs this page's TRACE-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(total_reports) peer at 96 FAERS cases (Δ 82 lighter vs dicloxacillin); DEATH-RARE · HOSP-MID · SEX-BALANCED vs this page's TRACE-CASE · DEATH-HEAVY · HOSP-HEAVY · SEX-BALANCED.
ABS(death_share) pole at 62.1% death-mentioned reports (Δ 50.9 pp vs dicloxacillin's DEATH-HEAVY): CASELOAD · HOSP-MID.
dicloxacillin stamps DEATH-HEAVY · HOSP-HEAVY; FAERS outcome shares are signal-detection rates, not incidence. Read them next to caseload TRACE-CASE and the label guide.