Received Jan 15, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | UNK | — | — |
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | UNK | — | — |
sometime last year (unknown date) she had an asthma attack that left her hospitalized for 5 days; she lost two embryos at an unknown date; titers were tested again, and they are still showing no immunity; lost embryos and was vaccinated at unknown date; tested for titers(showed no immunity in 2023).; This spontaneous retrospective report was received from a consumer or other non health professional, concerning a 39-year-old female patient. Pregnancy outcome captured as miscarriage. Number of fetus 2. The patient's medical history and concomitant therapies were not reported. Concurrent conditions included Asthma On 2023, the patient was vaccinated with two doses of Varicella Virus Vaccine Live (Oka-Merck) (VARIVAX), 0.5 mL (route, lot # and expiration date were not reported), reconstituted with sterile diluent (Hollister-Stier STERILE DILUENT), (indication, expiration date, and lot # were not reported), as varicella vaccination. On 2023, the patient experienced tested for titers showed no immunity (Antibody test negative). On an unknown date, titers were tested again, and they are still showing no immunity (Antibody test negative). On an unknown date, she had undergone and started again with IVF treatment, stated that she lost two embryos at an unknown date (Abortion) (Vaccination exposure during pregnancy). On 2025 (reported as last year), she had an asthma attack (Asthma) that left her hospitalized for 5 days, no more hospitalization information. The outcomes for the events were not provided. The causal relationship between the events and Varicella Virus Vaccine Live (Oka-Merck) was/were not provided. The causal relationship between the events and sterile diluent was/were provided. Upon internal review, the event of abortion was determined to be medically significant.
Asthma
Sterile diluent
Test Date: 2023; Test Name: Titer test; Result Unstructured Data: no immunity; Test Name: Titer test; Result Unstructured Data: no immunity