a very bad reaction; was very very sick; bedridden for at least 3 days; coughing; sore throat; running nose; was deathly ill/She thought she was dying; arm became incredibly swollen, very swollen; arm became hot, very hot; very weak; lots of muscle ache/arm became sore; very tired; a mild headache; temperature got up to 101.7 or higher/very high temperature; This spontaneous case was reported by a consumer and describes the occurrence of VACCINATION COMPLICATION (a very bad reaction), ILLNESS (was very very sick), BEDRIDDEN (bedridden for at least 3 days), COUGH (coughing) and OROPHARYNGEAL PAIN (sore throat) in a 77-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 088D21A, 025120-2A and 029L20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Blind, Immunocompromised and Drug allergy (allergic to most medications.). Concomitant products included INSULIN, CLOPIDOGREL BISULFATE (PLAVIX), EZETIMIBE (ZETIA) and ATORVASTATIN for an unknown indication.   On 05-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 02-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 13-Aug-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 14-Aug-2021, the patient experienced PYREXIA (temperature got up to 101.7 or higher/very high temperature). On an unknown date, the patient experienced VACCINATION COMPLICATION (a very bad reaction), ILLNESS (was very very sick), BEDRIDDEN (bedridden for at least 3 days), COUGH (coughing), OROPHARYNGEAL PAIN (sore throat), RHINORRHOEA (running nose), FEELING ABNORMAL (was deathly ill/She thought she was dying), PERIPHERAL SWELLING (arm became incredibly swollen, very swollen), FEELING HOT (arm became hot, very hot), ASTHENIA (very weak), MYALGIA (lots of muscle ache/arm became sore), FATIGUE (very tired) and HEADACHE (a mild headache). At the time of the report, VACCINATION COMPLICATION (a very bad reaction), ILLNESS (was very very sick), BEDRIDDEN (bedridden for at least 3 days), COUGH (coughing), OROPHARYNGEAL PAIN (sore throat), RHINORRHOEA (running nose), FEELING ABNORMAL (was deathly ill/She thought she was dying), PERIPHERAL SWELLING (arm became incredibly swollen, very swollen), FEELING HOT (arm became hot, very hot), ASTHENIA (very weak), MYALGIA (lots of muscle ache/arm became sore), FATIGUE (very tired), PYREXIA (temperature got up to 101.7 or higher/very high temperature) and HEADACHE (a mild headache) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 14-Aug-2021, Body temperature: 101.7 (High) Fever.         She said she had a very bad reaction to the booster shot. She said she's immunocompromised and allergic to most medications. Patient was put on antibiotic for possible infection, although the follow up doctor didn't think she had an infection. Patient used cold pack on the arm. Patient went to the urgent health and didn't go to her primary care. She went to a skin doctor to look at her arm.   This case was linked to MOD-2021-295425 (Patient Link).