arm was paralyzed for 24 hours; sweats; temperature; diarrhea; pressure on chest; chills; instant swelling on left arm; inflammation on lymph node (side of throat); fatigue; This spontaneous case was reported by a consumer and describes the occurrence of MONOPLEGIA (arm was paralyzed for 24 hours), HYPERHIDROSIS (sweats), BODY TEMPERATURE INCREASED (temperature), DIARRHEA (diarrhea) and CHEST DISCOMFORT (pressure on chest) in a female patient of an unknown age who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Previously administered products included for Product used for unknown indication: J&J covid 19 vaccine (1st dose of J&J covid 19 vaccine) in April 2021. Past adverse reactions to the above products included No adverse event with J&J covid 19 vaccine.    On 17-Nov-2021, the patient received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 17-Nov-2021, the patient experienced MONOPLEGIA (arm was paralyzed for 24 hours), HYPERHIDROSIS (sweats), BODY TEMPERATURE INCREASED (temperature), DIARRHEA (diarrhea), CHEST DISCOMFORT (pressure on chest), CHILLS (chills), VACCINATION SITE SWELLING (instant swelling on left arm), VACCINATION SITE LYMPHADENOPATHY (inflammation on lymph node (side of throat)) and FATIGUE (fatigue). At the time of the report, MONOPLEGIA (arm was paralyzed for 24 hours), HYPERHIDROSIS (sweats), BODY TEMPERATURE INCREASED (temperature), DIARRHEA (diarrhea), CHEST DISCOMFORT (pressure on chest), CHILLS (chills), VACCINATION SITE SWELLING (instant swelling on left arm), VACCINATION SITE LYMPHADENOPATHY (inflammation on lymph node (side of throat)) and FATIGUE (fatigue) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 17-Nov-2021, Body temperature: high (High) high.         Concomitant medications was not reported. Treatment medications was not reported.  Company comment: This case concerns a female with unknown age with no reported medical history , initially vaccinated with Johnson and Johnson Covid 19 vaccine  , who experienced , non-serious , unexpected events of monoplegia , hyperhidrosis , body temperature increased, diarrhea, chest discomfort  and non-serious , expected events of chills , vaccination site swelling, vaccination site lymphadenopathy and fatigue which occurred on the same day after vaccination with the booster dose of mRNA-1273 vaccine ( Moderna Covid 19 Vaccine ) . The re-challenge for this case is not applicable since the events occurred after the booster dose and no additional doses will be given and also the events outcome was reported as unknown. The benefit -risk relationship of mRNA -1273 ( Moderna Covid 19 Vaccine) is not affected by this report.; Sender's Comments: This case concerns a female with unknown age with no reported medical history , initially vaccinated with Johnson and Johnson Covid 19 vaccine  , who experienced , non-serious , unexpected events of monoplegia , hyperhidrosis , body temperature increased, diarrhea, chest discomfort  and non-serious , expected events of chills , vaccination site swelling, vaccination site lymphadenopathy and fatigue which occurred on the same day after vaccination with the booster dose of mRNA-1273 vaccine ( Moderna Covid 19 Vaccine ) . The re-challenge for this case is not applicable since the events occurred after the booster dose and no additional doses will be given and also the events outcome was reported as unknown. The benefit -risk relationship of mRNA -1273 ( Moderna Covid 19 Vaccine) is not affected by this report.