Received Jun 29, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | 1 | Z005232 | OT |
| VARCEL | VARICELLA (VARIVAX) | MERCK & CO. INC. | 2 | Y015558 | OT |
patient's titer was shown negative; This Spontaneous report was received from Pharmacist and referred to a/an 21-year-old ( Race Unknown ) ( Ethnicity Unknown) Female Adult patient. 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 30-Apr-2026, the patient started therapy with sterile diluent solution for injection (total) (Batch/Lot Number: 2053189) (Expiration date: 05-Mar-2028) via Intramuscular. On 17-Dec-2025, the patient started therapy with sterile diluent solution for injection (total) Asked But Unknown Batch/Lot Number via Intramuscular. On 17-Dec-2025, the patient started therapy with Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection (1.00 dosage form) (total) (Batch/Lot Number: Z005232) (Expiration date: 27-Feb-2027) via Intramuscular (Dose Text: 1 dose). On 30-Apr-2026, the patient started therapy with Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection (1.00 dosage form) (total) (Batch/Lot Number: Y015558) (Expiration date: 16-Sep-2026) via Intramuscular. The patient started therapy with Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection for the treatment of prophylaxis, The patient started therapy with Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection for the treatment of prophylaxis, The patient started therapy with sterile diluent solution for injection for the treatment of prophylaxis, The patient started therapy with sterile diluent solution for injection for the treatment of prophylaxis, On 28-Apr-2026, the patient experienced patient's titer was shown negative (Antibody test negative). The Outcome of Antibody test negative was not provided. The action taken with sterile diluent solution for injection regarding Antibody test negative was Not applicable with Not Applicable dechallenge and rechallenge results. The action taken with Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection regarding Antibody test negative was Not applicable with Not Applicable dechallenge and rechallenge results. The action taken with Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection regarding Antibody test negative was Not applicable with Not Applicable dechallenge and rechallenge results. The action taken with sterile diluent solution for injection regarding Antibody test negative was Not applicable with Not Applicable dechallenge and rechallenge results. The Pharmacist considered the causality for the event Antibody test negative to sterile diluent solution for injection was not reported,, the causality for the event Antibody test negative to Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection was not reported,, the causality for the event Antibody test negative to Varicella Virus Vaccine Live (Oka-Merck) powder and solvent for solution for injection was not reported,, and the causality for the event Antibody test negative to sterile diluent solution for injection was not reported, The Pharmacist considered the event Antibody test negative to be non-serious
DILUENT MRK
Test Date: 20260428; Test Name: Antibody test; Test Result: Negative