VAERS Explorer
Back to explore

Report #2881563

Received Jan 12, 2026

A note on interpretation. VAERS reports are unverified and may be incomplete or coincidental. A report does not establish that a vaccine caused an event, and counts should not be used to calculate incidence or infer causation. Full disclaimer

Overview

Sex
Unknown
Age
1 yrs
State
NM
Recovered
Unknown
Vaccinated
Dec 31, 2025
Onset
Dec 31, 2025
Days to onset
0
Hospital days
—

Vaccines (1)

TypeNameManufacturerDoseLotRoute / Site
HBHEPBHIB + HEP B (COMVAX)MERCK & CO. INC.UNKy015929—

Symptoms (2)

No adverse eventProduct storage error

Symptom narrative

HCP called to report TE where one dose of PEDVAX HIB was administered, no side effects or symptoms reported. No Additional AE/ No PQC. PEDVAX HIB: y015929 exp: 03/26/2027 Current: 34.7F for 0 hours 24 minutes 0 seconds previous: 50.9F for 4 hour; HCP called to report TE where one dose of PEDVAX HIB was administered, no side effects or symptoms reported. No Additional AE/ No PQC. PEDVAX HIB: y015929 exp: 03/26/2027 Current: 34.7F for 0 hours 24 minutes 0 seconds previous: 50.9F for 4 hour; Information has been received from Business Partner/CRO on 02-Jan-2026. This spontaneous report was received from a/an Other health professional and refers to a(n) 1-year-old patient of unknown gender. The patient's medical history was not reported. The patient's concurrent conditions were not reported. Concomitant therapies were not reported. On 31-Dec-2025, the patient started therapy with Haemophilus b Conjugate Vaccine (Meningococcal Protein Conjugate) (LIQUID PEDVAX HIB), (lot #y015929, expiration date: 26-Mar-2027) 0.5 mL. The patient started therapy with Haemophilus b Conjugate Vaccine (Meningococcal Protein Conjugate) (LIQUID PEDVAX HIB), for the treatment of Prophylaxis. On 31-Dec-2025, the patient experienced HCP called to report TE where one dose of PEDVAX HIB was administered, no side effects or symptoms reported. No Additional AE/ No PQC. PEDVAX HIB: y015929 exp: 03/26/2027 Current: 34.7F for 0 hours 24 minutes 0 seconds previous: 50.9F for 4 hour. On an unknown date, the patient experienced HCP called to report TE where one dose of PEDVAX HIB was administered, no side effects or symptoms reported. No Additional AE/ No PQC. PEDVAX HIB: y015929 exp: 03/26/2027 Current: 34.7F for 0 hours 24 minutes 0 seconds previous: 50.9F for 4 hour. At the reporting time, the outcome of HCP called to report TE where one dose of PEDVAX HIB was administered, no side effects or symptoms reported. No Additional AE/ No PQC. PEDVAX HIB: y015929 exp: 03/26/2027 Current: 34.7F for 0 hours 24 minutes 0 seconds previous: 50.9F for 4 hour and HCP called to report TE where one dose of PEDVAX HIB was administered, no side effects or symptoms reported. No Additional AE/ No PQC. PEDVAX HIB: y015929 exp: 03/26/2027 Current: 34.7F for 0 hours 24 minutes 0 seconds previous: 50.9F for 4 hour was unknown. The action taken with Haemophilus b Conjugate Vaccine (Meningococcal Protein Conjugate) was reported as not applicable.