Received Feb 27, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | UNK | Z008428 | — |
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | UNK | Z013023 | — |
no adverse event; inadvertently administered VARIVAX during a temperature excursion; Primary Product Identification: Primary Product Name: VARIVAX ------------------------- Product Details #1 (Primary Product) : Product Name: VARIVAX Dose Frequency: 0.5 ml/ series Lot Number: See AE details Expiration Date: See AE details Operator of Device: Health Professional Obtain: False Hazardous Product?: False Product Details #2 : Product Name: DILUENT MRK Operator of Device: Health Professional Obtain: False Hazardous Product?: False ------------------------- Adverse Event Details: Description: HCP reports that the patient was inadvertently administered VARIVAX during a temperature excursion. The exact lot administered is unknown as there were two involved in the overall excursion. The DILUENT used to reconstitute the VARIVAX lot and expiration date is also unknown. Patients full name was refused to be given and HCP supplied initials instead. No additional information was provided at the time of the call. No additional AE/ no PQC. ? Names of vaccines involved (including lot/exp) VARIVAX z008428 05/06/2027 / z013023 08/12/2027 ? Temperature -11.75C ? Time frame 0 hours 48 minutes and 0 seconds ? Previous temperature excursion? n/a AE Onset Date/Date PQC First Identified: 02/04/2026 ------------------------- PQC Details: PQC Present?: false QIR Requested?: False -------------------------
DILUENT MRK