This spontaneous case was reported by a consumer and describes the occurrence of ABDOMINAL PAIN UPPER (sick to her stomach), INFLUENZA LIKE ILLNESS (flu-like symptoms), NASOPHARYNGITIS ("so cold"), TREMOR ("shaking like a leaf"/like "having a seizure") and BEDRIDDEN (couldn't get out of bed all day) in a 69-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 033H21A, 037A21B and 007M20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below. The patient's past medical history included COVID-19 on 16-Aug-2020, Fever (had a high fever (up and down) for 10 days with COVID-19 infection) in August 2020, Physical therapy (treatment on her neck due to COVID-19 infection, it took 14 days to recover from COVID-19) in 2020 and Pain management (on her neck due to COVID-19 infection, as it took 14 days to recover from COVID-19.) in 2020. Concurrent medical conditions included Sulfonamide allergy and Adhesive tape allergy.On 02-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form.On 30-Mar-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form.On 18-Jan-2022, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 18-Jan-2022, the patient experienced ABDOMINAL PAIN UPPER (sick to her stomach), INFLUENZA LIKE ILLNESS (flu-like symptoms), NASOPHARYNGITIS ("so cold"), TREMOR ("shaking like a leaf"/like "having a seizure"), FEELING ABNORMAL ("the worst feeling"/"felt like running all day"/felt the vaccine "kick in"/"not feeling like herself") and DIARRHOEA (diarrhoea). On 19-Jan-2022, the patient experienced BEDRIDDEN (couldn't get out of bed all day), SKIN DISCOLOURATION ("no color in her face"), FEEDING DISORDER (didn't eat that night), FEELING HOT (felt hot), PAIN IN EXTREMITY (sore right arm at the injection site), DIZZINESS (feeling dizzy), FATIGUE (fatigued/so fatigued), HEADACHE (headache), CHILLS (chills) and PYREXIA (fever/feverish symptoms). 19-Jan-2022, the patient experienced LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (had to support herself by holding on to the walls when she got out of bed). The patient was treated with IBUPROFEN for Adverse event, at a dose of high doses and PARACETAMOL (TYLENOL [PARACETAMOL]) for Adverse event, at an unspecified dose and frequency. At the time of the report, ABDOMINAL PAIN UPPER (sick to her stomach), INFLUENZA LIKE ILLNESS (flu-like symptoms), NASOPHARYNGITIS ("so cold"), TREMOR ("shaking like a leaf"/like "having a seizure"), BEDRIDDEN (couldn't get out of bed all day), SKIN DISCOLOURATION ("no color in her face"), FEELING ABNORMAL ("the worst feeling"/"felt like running all day"/felt the vaccine "kick in"/"not feeling like herself"), FEEDING DISORDER (didn't eat that night), FEELING HOT (felt hot), PAIN IN EXTREMITY (sore right arm at the injection site), LOSS OF PERSONAL INDEPENDENCE IN DAILY ACTIVITIES (had to support herself by holding on to the walls when she got out of bed), DIARRHOEA (diarrhoea), DIZZINESS (feeling dizzy), FATIGUE (fatigued/so fatigued), HEADACHE (headache), CHILLS (chills) and PYREXIA (fever/feverish symptoms) was resolving. Concomitant medications were not reported.Treatment medications include treated with ice packs on sore right arm at the injection site. Also treated with cold towels on forehead. Patient takes a lot of medications to treat various medical conditions, but did not wish to report the names of the medications at the time of the call.This case was linked to MOD-2022-456426, MOD-2022-456431 (Patient Link).