she had chills; she didn't feel well all week; she was tired; her arm became very red; her arm became swollen; her arm became itchy; This spontaneous case was reported by a consumer and describes the occurrence of CHILLS (she had chills), MALAISE (she didn't feel well all week), FATIGUE (she was tired), VACCINATION SITE ERYTHEMA (her arm became very red) and VACCINATION SITE SWELLING (her arm became swollen) in a 79-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 041L20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History Information was reported.     On 31-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1. On 07-Feb-2021, the patient experienced VACCINATION SITE ERYTHEMA (her arm became very red), VACCINATION SITE SWELLING (her arm became swollen) and VACCINATION SITE PRURITUS (her arm became itchy). On an unknown date, the patient experienced CHILLS (she had chills), MALAISE (she didn't feel well all week) and FATIGUE (she was tired). The patient was treated with NAPROXEN SODIUM (ALEVE) for Adverse event, at an unspecified dose and frequency. At the time of the report, CHILLS (she had chills), MALAISE (she didn't feel well all week), FATIGUE (she was tired), VACCINATION SITE ERYTHEMA (her arm became very red), VACCINATION SITE SWELLING (her arm became swollen) and VACCINATION SITE PRURITUS (her arm became itchy) outcome was unknown. Not Provided      The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.   For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   No relevant concomitant medications were reported. This case was received via an unknown source (no reference has been entered for a health authority or license partner) on 08-Feb-2021 and was forwarded to Moderna on 08-Feb-2021.    This spontaneous case was reported by a consumer and describes the occurrence of CHILLS (she had chills), MALAISE (she didn't feel well all week), FATIGUE (she was tired), VACCINATION SITE ERYTHEMA (her arm became very red) and VACCINATION SITE SWELLING (her arm became swollen) in a 79-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 041L20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History Information was reported.     On 31-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1. On 07-Feb-2021, the patient experienced VACCINATION SITE ERYTHEMA (her arm became very red), VACCINATION SITE SWELLING (her arm became swollen) and VACCINATION SITE PRURITUS (her arm became itchy). On an unknown date, the patient experienced CHILLS (she had chills), MALAISE (she didn't feel well all week) and FATIGUE (she was tired). The patient was treated with NAPROXEN SODIUM (ALEVE) for Adverse event, at an unspecified dose and frequency. At the time of the report, CHILLS (she had chills), MALAISE (she didn't feel well all week), FATIGUE (she was tired), VACCINATION SITE ERYTHEMA (her arm became very red), VACCINATION SITE SWELLING (her arm became swollen) and VACCINATION SITE PRURITUS (her arm became itchy) outcome was unknown. Not Provided      The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) was unknown.   For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   No relevant concomitant medications were reported.