Received Jun 5, 2026
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| HEPA | HEP A (VAQTA) | MERCK & CO. INC. | UNK | Z006542 | — |
the patient has not reported any medical concerns; an adolescent was inadvertently administered the adult formulation of VAQTA; This spontaneous report was received from a nurse and referred to an adolescent patient of unknown age and gender. The patient's medical history, concurrent condition, past medications and concomitant medications were not reported. On 02-Jun-2026, the patient was inadvertently vaccinated with the adult formulation of hepatitis a vaccine, inactivated (VAQTA) (Lot Number: Z006542, Expiration date: 20-Oct-2026; adult dose, supposed to be 0.5 mL/Two dose series) administered by health professional for prophylaxis (Accidental overdose). The patient has not reported any medical concerns after the dose was administered (No adverse event). No additional information provided. No additional adverse event or product quality complaint.