LOW-VOLUME · MALE-LED

pegloticase Side Effects

pegloticase (also sold as Krystexxa) is a LOW-VOLUME FAERS extract #419 of 524 by FAERS report count. Still opens on MALE-LED: 19% of sex-coded reports are female (412 F / 1,722 M).

Data updated 2026-05-15

3,350
FAERS reports

Thinner FAERS book - still a temporal association ledger, not proof of cause. Methodology.

pegloticase reporting skew - 19% of sex-coded reports are female (412 F / 1,722 M). Volume band LOW-VOLUME #419 of 524 by FAERS report count; caseload SIGNAL.

Thinner FAERS extract for pegloticase (Krystexxa) (3,350 reports #419 of 524 by FAERS report count). 19% of sex-coded reports are female (412 F / 1,722 M). Sparse books still carry named reaction rows when present; not medical advice.

Counts from the openFDA FAERS extract (2011–2025). Stamps SIGNAL · DEATH-MARKED · HOSP-MID · MALE-LED.

GOUT leads 539 of 3,350 reports

GOUT
539
BLOOD URIC ACID INCREASED
378
INFUSION RELATED REACTION
358
THERAPEUTIC RESPONSE DECREASED
240
DYSPNOEA
166
URTICARIA
138
NAUSEA
133
PRURITUS
129
RASH
123
CHEST PAIN
112
PAIN
106
DIZZINESS
105
ANAPHYLACTIC REACTION
99
CHEST DISCOMFORT
96
FATIGUE
93
BACK PAIN
91
ARTHRALGIA
87
INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION
83

MALE-LED reporters · age peak 45-64

Male-led reporters (81% of sex-coded rows)

Female 412 (19%)
Male 1,722 (80%)
Unknown 18

Age peak 45-64 (614 reports)

0-17 12 (1%)
18-44 286 (20%)
45-64 614 (44%)
65-74 303 (21%)
75+ 195 (14%)

FAERS filings rising toward 2025

11
12
13
14
15
16
17
18
19
20
21
22
23
24
25

Reactions in Death Reports

Death appears on 107 reports (3.2% - MARKED). Reactions below co-occur in those rows only.

Reaction Reports
DEATH 53
GOUT 9
MYOCARDIAL INFARCTION 7
CARDIAC ARREST 6
SEPSIS 5
ASTHENIA 4
CARDIAC FAILURE CONGESTIVE 4
FALL 4
MALAISE 4
PAIN 4
CARDIAC DISORDER 3
DYSPNOEA 3
HYPOTENSION 3
LOSS OF CONSCIOUSNESS 3
NECROTISING FASCIITIS 3
OSTEOMYELITIS 3
RENAL FAILURE 3
RESPIRATORY FAILURE 3
ACUTE KIDNEY INJURY 2
ARTHRALGIA 2

Reactions in Hospitalization Reports

Hospitalization mid-share (610, 18.2%). Co-reported reactions:

Reaction Reports
GOUT 100
DYSPNOEA 57
INFUSION RELATED REACTION 47
CHEST PAIN 41
ANAPHYLACTIC REACTION 35
DIZZINESS 34
PAIN 30
ARTHRALGIA 29
NAUSEA 29
VOMITING 29
ASTHENIA 27
HYPOTENSION 26
THERAPEUTIC RESPONSE DECREASED 25
CARDIAC FAILURE CONGESTIVE 24
LOSS OF CONSCIOUSNESS 23
MYOCARDIAL INFARCTION 23
PNEUMONIA 23
BLOOD GLUCOSE INCREASED 22
BLOOD URIC ACID INCREASED 22
PAIN IN EXTREMITY 22
How to read pegloticase FAERS figures (SIGNAL · DEATH-MARKED · HOSP-MID)

FAERS holds 3,350 voluntary reports linked to pegloticase (Krystexxa), 2011-2025. Death is listed on 107 (3.2%). Hospitalization appears on 610 (18.2%). Top co-reported indication: Product Used For Unknown Indication.

Sparse extract - named reactions and MALE-LED skew still differ by drug; not a complete safety profile.

Read with pegloticase

Peers ranked by ABS(total_reports), then an ABS(death_share) pole; guide hop follows DEATH-MARKED · HOSP-MID stamps.