No adverse event; Determine course of action when covid vaccine given past expiration date/6 doses administered on 07May2022 with a published expiration date of 25Mar2022. This spontaneous case was reported by a physician and describes the occurrence of EXPIRED PRODUCT ADMINISTERED (Determine course of action when covid vaccine given past expiration date/6 doses administered on 07May2022 with a published expiration date of 25Mar2022.) and NO ADVERSE EVENT (No adverse event) in a 52-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 033H21A) for COVID-19 prophylaxis.     No Known allergy.    On 22-Apr-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 20-May-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 07-May-2022, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to .25 milliliter. On 07-May-2022 at 2:25 PM,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced EXPIRED PRODUCT ADMINISTERED (Determine course of action when covid vaccine given past expiration date/6 doses administered on 07May2022 with a published expiration date of 25Mar2022.). On an unknown date, the patient experienced NO ADVERSE EVENT (No adverse event). At the time of the report, EXPIRED PRODUCT ADMINISTERED (Determine course of action when covid vaccine given past expiration date/6 doses administered on 07May2022 with a published expiration date of 25Mar2022.) and NO ADVERSE EVENT (No adverse event) outcome was unknown.        For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter considered NO ADVERSE EVENT (No adverse event) to be not related. No further causality assessment was provided for EXPIRED PRODUCT ADMINISTERED (Determine course of action when covid vaccine given past expiration date/6 doses administered on 07May2022 with a published expiration date of 25Mar2022.).    No concomitant products were reported. Patient race information reported.  It was unknown whether the patient ever been diagnosed with/ tested positive for COVID-19. It was unknown whether patient had Chronic or long-standing health conditions and Acute illnesses at the time of vaccination and up to one month before. It was unknown if any other vaccines were given in the 4 weeks prior to COVID-19 vaccine. There was no information about previous COVID-19 vaccination doses. It was reported that determine course of action when COVID vaccine given past expiration date. 6 doses administered on 07 May 2022 from lot number 033H21A with a published expiration date of 25 Mar 2022. Health care professional stated that they were the 1st boosters. The patient did not have any adverse effects from this vaccine. No treatment products were reported.   This case was linked to US-MODERNATX, INC.-MOD-2023-716066, US-MODERNATX, INC.-MOD-2023-716070, US-MODERNATX, INC.-MOD-2023-716069, US-MODERNATX, INC.-MOD-2023-716058, US-MODERNATX, INC.-MOD-2023-716064 (E2B Linked Report).   Most recent FOLLOW-UP information incorporated above includes: On 10-Mar-2023: Follow up received wherein the reporter information, product start date, dose information, event information and narrative updated. On 18-Mar-2023: Significant follow up received contains patient details, dosage information and narrative part updated; Sender's Comments:  US-MODERNATX, INC.-MOD-2023-716066:Patient US-MODERNATX, INC.-MOD-2023-716070:Patient  US-MODERNATX, INC.-MOD-2023-716058:patient  US-MODERNATX, INC.-MOD-2023-716069:Patient  US-MODERNATX, INC.-MOD-2023-716064:Patient