Sex: U
Vaccine: COVID19-2
Symptoms: No adverse event, Product administration error
Clinical narrative: No adverse event; On 10 May 2023, 27 patients received 0.25ml of the Moderna bivalent vaccine and later on 12 May 2023, 18 pts received an additional 0.25ml; This spontaneous case was reported by a pharmacist and describes the occurrence of PRODUCT ADMINISTRATION ERROR (On 10 May 2023, 27 patients received 0.25ml of the Moderna bivalent vaccine and later on 12 May 2023, 18 pts received an additional 0.25ml) and NO ADVERSE EVENT (No adverse event) in an elderly patient of an unknown gender who received mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (batch nos. 067H22A and 067H22A) for COVID-19 prophylaxis.     It was unknown if the patient had acute illnesses at the time of vaccination and up to one month before. It was unknown if the patient had chronic or long-standing health conditions.    On 10-May-2023, the patient received dose of mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (Intramuscular) .25 milliliter. On 12-May-2023, received dose of mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (unknown route) dosage was changed to .25 milliliter. On 12-May-2023, the patient experienced PRODUCT ADMINISTRATION ERROR (On 10 May 2023, 27 patients received 0.25ml of the Moderna bivalent vaccine and later on 12 May 2023, 18 pts received an additional 0.25ml). On an unknown date, the patient experienced NO ADVERSE EVENT (No adverse event). At the time of the report, PRODUCT ADMINISTRATION ERROR (On 10 May 2023, 27 patients received 0.25ml of the Moderna bivalent vaccine and later on 12 May 2023, 18 pts received an additional 0.25ml) and NO ADVERSE EVENT (No adverse event) outcome was unknown.        For mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (Intramuscular), the reporter considered NO ADVERSE EVENT (No adverse event) to be not related. No further causality assessment was provided for PRODUCT ADMINISTRATION ERROR (On 10 May 2023, 27 patients received 0.25ml of the Moderna bivalent vaccine and later on 12 May 2023, 18 pts received an additional 0.25ml).    This case was for 14th patient out of 27 patients. Patients was an over the age of 65 years.  Concomitant medications were not reported.  It was unknown if the patient was taking any prescriptions, over-the-counter medications, dietary supplements, or herbal remedies at time of vaccination or at the time of the adverse event.  The vaccine was administered in the deltoid site. On 11-May-2023 26 patients were contacted, on 12-May-2023 18 patients received an additional 0.25ml, 2 patients made appointments to receive the following week and 1 declined to receive the additional 0.25ml dose. A husband and wife pair stated that they would go to the clinic to receive the additional dose but gave no specifics and one patient was mailed a letter as he was not able to be reached by phone.   Treatment information was not reported.   This case was linked to US-MODERNATX, INC.-MOD-2023-723833 (E2B Linked Report).; Sender's Comments:  US-MODERNATX, INC.-MOD-2023-723833:Master case