No adverse event; patient received third booster dose as the monovalent vaccine instead of the bivalent vaccine by mistake; This spontaneous case was reported by a patient and describes the occurrence of WRONG PRODUCT ADMINISTERED (patient received third booster dose as the monovalent vaccine instead of the bivalent vaccine by mistake) and NO ADVERSE EVENT (No adverse event) in a 71-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 011B222A) for COVID-19 vaccination.     No Medical History information was reported.   On 27-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 23-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 21-Sep-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 30-Mar-2022, received fourth dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 06-Sep-2022, received fifth dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 06-Sep-2022,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced WRONG PRODUCT ADMINISTERED (patient received third booster dose as the monovalent vaccine instead of the bivalent vaccine by mistake). On an unknown date, the patient experienced NO ADVERSE EVENT (No adverse event). At the time of the report, WRONG PRODUCT ADMINISTERED (patient received third booster dose as the monovalent vaccine instead of the bivalent vaccine by mistake) and NO ADVERSE EVENT (No adverse event) outcome was unknown.        For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter considered NO ADVERSE EVENT (No adverse event) to be not related. No further causality assessment was provided for WRONG PRODUCT ADMINISTERED (patient received third booster dose as the monovalent vaccine instead of the bivalent vaccine by mistake).    No concomitant medication information was provided.  On 21-Sep-2021, the patient received first booster dose of Moderna COVID-19 vaccine.  On 30-Mar-2022, the patient received second booster dose of Moderna COVID-19 vaccine.  No adverse reactions were reported by the patient after first, second, third and fourth doses.  It was reported that on 06-Sep-2022, the patient had received third monovalent booster dose of Moderna vaccine instead of the bivalent one. The patient was going to travel and meet a lot of people in October for a month or more and hence the patient wanted to get the new booster dose. The patient's friends described that they had not received the third dose and only received the old ones. The patient wanted to know that if the patient could get the new vaccine at another vaccine facility within a time span of 6 weeks or not, without waiting for 2 more months.  The patient further reported that the vaccine provider told them that the patient could be given the bivalent booster dose after 6 weeks from administration of the third monovalent booster dose.  No treatment information was provided.   This case was linked to US-MODERNATX, INC.-MOD-2022-647631 (E2B Linked Report).   Most recent FOLLOW-UP information incorporated above includes: On 19-Sep-2022: Follow-up received, contains updated patient demographics and narrative. On 20-Sep-2022: Follow-up received, contains suspect vaccine information (added dose regimens, start dates, sites of administration) updated. On 21-Sep-2022: Follow-up received, contains updated narrative.; Sender's Comments:  US-MODERNATX, INC.-MOD-2022-647631:same reporter