LOW-VOLUME · HOSP-MID

baloxavir marboxil Side Effects

baloxavir marboxil (also sold as Xofluza) is a LOW-VOLUME FAERS extract #454 of 524 by FAERS report count. Still opens on HOSP-MID: 19.3% mention hospitalization (417 reports).

Data updated 2026-05-15

2,164
FAERS reports

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

baloxavir marboxil: 19.3% mention hospitalization (417 reports). Death stamp DEATH-HEAVY; volume band LOW-VOLUME #454 of 524 by FAERS report count.

Thinner FAERS extract for baloxavir marboxil (Xofluza) (2,164 reports #454 of 524 by FAERS report count). 19.3% mention hospitalization (417 reports). Sparse books still carry named reaction rows when present; not medical advice.

Counts from the openFDA FAERS extract (2017–2025). Stamps SIGNAL · DEATH-HEAVY · HOSP-MID · SEX-BALANCED.

DIARRHOEA leads 129 of 2,164 reports

DIARRHOEA
129
VOMITING
120
PNEUMONIA
111
NAUSEA
70
RASH
61
HEADACHE
58
INFLUENZA
57
COLITIS ISCHAEMIC
56
HYPERPYREXIA
54
PYREXIA
51
URTICARIA
42
COUGH
40
ANAPHYLACTIC REACTION
38
DIZZINESS
38
LOSS OF CONSCIOUSNESS
38
MALAISE
36

Who reports · age peak 0-17 (SEX-BALANCED)

Sex coding · SEX-BALANCED

Female 909 (54%)
Male 771 (46%)

Age peak 0-17 (619 reports)

0-17 619 (44%)
18-44 288 (20%)
45-64 243 (17%)
65-74 109 (8%)
75+ 151 (11%)

FAERS filings rising toward 2025

17
18
19
20
21
22
23
24
25

Reactions in Death Reports

Death-mentioned subset is HEAVY here (130 reports, 6.0%). Top co-reported reactions in that subset - voluntary, not causal.

Reaction Reports
DEATH 32
PNEUMONIA 18
INFLUENZA 10
RESPIRATORY FAILURE 9
CARDIO-RESPIRATORY ARREST 7
MULTIPLE ORGAN DYSFUNCTION SYNDROME 7
ACUTE KIDNEY INJURY 6
ACUTE RESPIRATORY DISTRESS SYNDROME 5
DISSEMINATED INTRAVASCULAR COAGULATION 5
INFECTION 5
SEPSIS 5
CARDIAC FAILURE 4
DECREASED APPETITE 4
PNEUMONIA INFLUENZAL 4
ACUTE RESPIRATORY FAILURE 3
ALANINE AMINOTRANSFERASE INCREASED 3
BRAIN HERNIATION 3
CIRCULATORY COLLAPSE 3

Reactions in Hospitalization Reports

Hospitalization mid-share (417, 19.3%). Co-reported reactions:

Reaction Reports
PNEUMONIA 52
DIARRHOEA 29
COLITIS ISCHAEMIC 25
VOMITING 24
RHABDOMYOLYSIS 17
ANAPHYLACTIC REACTION 14
PYREXIA 13
ABDOMINAL PAIN 12
DRUG ERUPTION 12
ABNORMAL BEHAVIOUR 11
ACUTE KIDNEY INJURY 11
DECREASED APPETITE 11
HEPATIC FUNCTION ABNORMAL 11
RASH 11
SEIZURE 11
DYSPNOEA 10
SEPSIS 10
HAEMATOCHEZIA 9
How to read baloxavir marboxil FAERS figures (SIGNAL · DEATH-HEAVY · HOSP-MID)

FAERS holds 2,164 voluntary reports linked to baloxavir marboxil (Xofluza), 2017-2025. Death is listed on 130 (6.0%). Hospitalization appears on 417 (19.3%). Top co-reported indication: Influenza.

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

Read with baloxavir marboxil

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