Sex: M
Vaccine: COVID19
Symptoms: Accidental underdose, Inappropriate schedule of product administration, No adverse event
Clinical narrative: Gave 0.25mL of the Moderna Bivalent; gave another 0.25mL of the Moderna Bivalent Vaccine to that patients with an interval of two days and two to three weeks; No adverse event; This spontaneous case was reported by a pharmacist and describes the occurrence of ACCIDENTAL UNDERDOSE (Gave 0.25mL of the Moderna Bivalent), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (gave another 0.25mL of the Moderna Bivalent Vaccine to that patients with an interval of two days and two to three weeks) and NO ADVERSE EVENT (No adverse event) in a male patient of an unknown age who received mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) for COVID-19.     No Medical History information was reported.   On an unknown date, the patient received dose of mRNA-1273 BIVALENT .222 (MODERNA COVID-19 VACCINE, BIVALENT (ORIGINAL AND OMICRON BA.4/BA.5)) (unknown route) .25 milliliter. On an unknown date, 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 an unknown date, the patient experienced ACCIDENTAL UNDERDOSE (Gave 0.25mL of the Moderna Bivalent), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (gave another 0.25mL of the Moderna Bivalent Vaccine to that patients with an interval of two days and two to three weeks) and NO ADVERSE EVENT (No adverse event). At the time of the report, ACCIDENTAL UNDERDOSE (Gave 0.25mL of the Moderna Bivalent), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (gave another 0.25mL of the Moderna Bivalent Vaccine to that patients with an interval of two days and two to three weeks) 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)) (Unknown), the reporter considered NO ADVERSE EVENT (No adverse event) to be not related. No further causality assessments were provided for ACCIDENTAL UNDERDOSE (Gave 0.25mL of the Moderna Bivalent) and INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (gave another 0.25mL of the Moderna Bivalent Vaccine to that patients with an interval of two days and two to three weeks).    No concomitant medication was reported.  Reportedly, one pharmacist had been only giving 0.25 mL of the Moderna Bivalent Booster shot to approximately 30 patients including reporter and her husband. The pharmacist who only gave 0.25mL of the Moderna Bivalent Vaccine had the assumption that it was just the same as the first Moderna Vaccine. They gave another 0.25mL of the Moderna Bivalent Vaccine to that patients with an interval of two days and two to three weeks.  No treatment information was provided.   This case was linked to US-MODERNATX, INC.-MOD-2022-654591, US-MODERNATX, INC.-MOD-2022-654607 (E2B Linked Report).   Most recent FOLLOW-UP information incorporated above includes: On 01-Oct-2022: Live non significant follow up information received.; Sender's Comments:  US-MODERNATX, INC.-MOD-2022-654591:MOD-2022-654591 (remaining patients case) US-MODERNATX, INC.-MOD-2022-654607:wife case