Received May 11, 2026
Reports are unverified and do not show that a vaccine caused an event. Full disclaimer
| Type | Name | Manufacturer | Dose | Lot | Route / Site |
|---|---|---|---|---|---|
| HPV9 | HPV (GARDASIL 9) | MERCK & CO. INC. | UNK | Z008880 | — |
Confirmed no symptoms reported / No additional AE; Administration of GARDASIL9 after its expiry date; This spontaneous report was received from a physician assistant (reported as "medical assistant") and referred to a patient of unknown age and gender. The patient's medical history, past medications, and concomitant medications were not reported. On 08-May-2026, the patient was vaccinated with an expired Human Papillomavirus Nonavalent (Types 6, 11, 16, 18, 31, 33, 45, 52, 58) (Gardasil 9) Injection, 0.5 mL (Batch/lot number Z008880 has been verified to be a valid batch/lot number for Human Papillomavirus Nonavalent [Types 6, 11, 16, 18, 31, 33, 45, 52, 58], expiration date reported as 28-Apr-2026, but upon internal validation established as 18-Aug-2027 [conflicting information as the reporter stated that the product had expired at the time of administration]) administered as prophylaxis by a health professional (Expired product administered). The vaccine had not experienced any temperature excursion. Confirmed no symptoms reported. No additional adverse event (AE) was reported.