No adverse event; On April 17, 2023 Moderna monovalent vaccine lot number 018C22A expiration date is April 9, 2023.; A Moderna monovalent vaccine for patients 6 years of age through 11 years of age was administered to an 82 year old male patient. The wrong vaccine was also expired; Inappropriate schedule of vaccine administered; This spontaneous case was reported by a nurse and describes the occurrence of EXPIRED PRODUCT ADMINISTERED (On April 17, 2023 Moderna monovalent vaccine lot number 018C22A expiration date is April 9, 2023.), WRONG PRODUCT ADMINISTERED (A Moderna monovalent vaccine for patients 6 years of age through 11 years of age was administered to an 82 year old male patient. The wrong vaccine was also expired), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Inappropriate schedule of vaccine administered) and NO ADVERSE EVENT (No adverse event) in an 82-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 018C22A) for COVID-19 prophylaxis.     No Medical History information was reported.   On 13-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 06-Mar-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 20-Oct-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 17-Apr-2023, received fourth dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 06-Mar-2021, the patient experienced INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Inappropriate schedule of vaccine administered). On 17-Apr-2023, the patient experienced EXPIRED PRODUCT ADMINISTERED (On April 17, 2023 Moderna monovalent vaccine lot number 018C22A expiration date is April 9, 2023.) and WRONG PRODUCT ADMINISTERED (A Moderna monovalent vaccine for patients 6 years of age through 11 years of age was administered to an 82 year old male patient. The wrong vaccine was also expired). On an unknown date, the patient experienced NO ADVERSE EVENT (No adverse event). At the time of the report, EXPIRED PRODUCT ADMINISTERED (On April 17, 2023 Moderna monovalent vaccine lot number 018C22A expiration date is April 9, 2023.), WRONG PRODUCT ADMINISTERED (A Moderna monovalent vaccine for patients 6 years of age through 11 years of age was administered to an 82 year old male patient. The wrong vaccine was also expired), INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Inappropriate schedule of vaccine administered) 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 assessments were provided for EXPIRED PRODUCT ADMINISTERED (On April 17, 2023 Moderna monovalent vaccine lot number 018C22A expiration date is April 9, 2023.), WRONG PRODUCT ADMINISTERED (A Moderna monovalent vaccine for patients 6 years of age through 11 years of age was administered to an 82 year old male patient. The wrong vaccine was also expired) and INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Inappropriate schedule of vaccine administered).    No concomitant medications were reported.  No treatment details were reported.