Received Apr 23, 2026
Reports are unverified and do not show that a vaccine caused an event. Full disclaimer
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| HBHEPB | HIB + HEP B (COMVAX) | MERCK & CO. INC. | UNK | Z010610 | — |
No additional AE/no PQC reported; administration of improperly stored vaccines to multiple patients.; This Spontaneous report was received from a medical assistant and referred to a 1 -year-old patient of unknown gender. The patient's medical history was not reported. The patient's past medications were not reported. The patient's concomitant medications were not reported. On 17-Apr-2026, the patient was vaccinated with an improperly stored dose of haemophilus b conjugate vaccine (meningococcal protein conjugate) suspension for injection (PEDVAXHIB) Lot Number: Z010610, expiration date: 01-Apr-2028 (strength, dose, route and anatomical location were not provided) for prophylaxis. The Temperature excursion was above 9°C (14.9°C); the time frame was 298 hours 0 minutes and 0 seconds and there was no previous temperature excursion. No adverse events reported.