Received May 3, 2026
Reports are unverified and do not show that a vaccine caused an event. Full disclaimer
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| MMR | MEASLES + MUMPS + RUBELLA (PRIORIX) | GLAXOSMITHKLINE BIOLOGICALS | UNK | — | — |
| MMRV | MEASLES + MUMPS + RUBELLA + VARICELLA (PROQUAD) | MERCK & CO. INC. | UNK | Z007581 | — |
Nurse confirmed the patient has not reported any medical concerns or symptoms as a result of this report; Nurse stated that a patient was administered the vaccines with the same antigen during a routine vaccination appointment; This spontaneous report was received from a nurse and refers to a patient of unknown age and gender. The patient's medical history, concurrent conditions and concomitant therapies were not reported. On 25-MAR-2026 (also reported as February 2026; conflicting information), the patient was vaccinated with Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live (PROQUAD) powder for solution for injection, lot #Z007581 [which has been verified to be a valid lot number for Measles, Mumps, Rubella and Varicella (Oka-Merck) Virus Vaccine Live], expiration date reported and upon internal validation establish as 12-OCT-2026, as a 0.5 milliliters (mL) (0.5 mL / Two dose series) administered for prophylaxis (strength, dose number, route and anatomical site of administration were not provided). The vaccine was reconstituted with sterile diluent (Hollister-Stier STERILE DILUENT) solution for injection (lot # and expiration date were not reported). The patient was also vaccinated with Measles vaccine live (Schwartz); Mumps vaccine live (RIT 4385); Rubella vaccine live (Wistar RA 27/3) (PRIORIX) (strength, lot # and expiration date, route and anatomical site of administration were not reported). Nurse stated that the patient was administered these vaccines with the same antigen during a routine vaccination appointment due to an error in processing the patient during their appointment (Accidental overdose). Nurse confirmed that the patient has not reported any medical concerns or symptoms as a result of this report. No additional information provided.
STERILE DILUENT