Problem with balance; Stomach issues; Loss of bladder control at night; Really bad muscle problems; Neckache; she was on the floor; She felt extraordinary dizzy; Severe nausea; Headache; She also had chills; Extreme muscle and joint pain; inability to eat; Really bad joint problems, every joint in her body hurt/ joint pain; She felt terrible/ extreme distress; Fever 101, 102 for 3 days/ high fever; This spontaneous case was reported by a consumer (subsequently medically confirmed) and describes the occurrence of FEEDING DISORDER (inability to eat), DIZZINESS (She felt extraordinary dizzy), FEELING ABNORMAL (She felt terrible/ extreme distress), BALANCE DISORDER (Problem with balance) and ABDOMINAL DISCOMFORT (Stomach issues) in a 73-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.     The patient's past medical history included Immunoglobulin therapy (she needs an IG booster her immune system) and Back surgery (Back surgery). Previously administered products included for Drug use for unknown indication: Levofloxacin and paroxetine. Past adverse reactions to the above products included Anaphylaxis with Levofloxacin and paroxetine. Concurrent medical conditions included Mastocytosis, Parvovirus infection, Sinus disorder, Back pain, Autoimmune disorder NOS, Drug allergy (Levaquin allergy), Drug allergy (Ceclor allergy), Drug allergy (Paxil allergy) and Allergy. Concomitant products included MONTELUKAST SODIUM (SINGULAIR) for Allergy, DULOXETINE HYDROCHLORIDE (CYMBALTA) for Back pain, DOXEPIN for Hives, GABAPENTIN for Nerve pain.    On 08-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 08-Feb-2021, the patient experienced FEEDING DISORDER (inability to eat), FEELING ABNORMAL (She felt terrible/ extreme distress), PYREXIA (Fever 101, 102 for 3 days/ high fever), ARTHRALGIA (Really bad joint problems, every joint in her body hurt/ joint pain) and MYALGIA (Extreme muscle and joint pain). On 11-Feb-2021, the patient experienced DIZZINESS (She felt extraordinary dizzy), BALANCE DISORDER (Problem with balance), ABDOMINAL DISCOMFORT (Stomach issues), URINARY INCONTINENCE (Loss of bladder control at night), MUSCLE DISCOMFORT (Really bad muscle problems), NECK PAIN (Neckache), FALL (she was on the floor), NAUSEA (Severe nausea), HEADACHE (Headache) and CHILLS (She also had chills). On 12-Feb-2021, FEEDING DISORDER (inability to eat), FEELING ABNORMAL (She felt terrible/ extreme distress), PYREXIA (Fever 101, 102 for 3 days/ high fever), ARTHRALGIA (Really bad joint problems, every joint in her body hurt/ joint pain) and MYALGIA (Extreme muscle and joint pain) had resolved. At the time of the report, DIZZINESS (She felt extraordinary dizzy), BALANCE DISORDER (Problem with balance), ABDOMINAL DISCOMFORT (Stomach issues), URINARY INCONTINENCE (Loss of bladder control at night), MUSCLE DISCOMFORT (Really bad muscle problems), NECK PAIN (Neckache), FALL (she was on the floor), NAUSEA (Severe nausea), HEADACHE (Headache) and CHILLS (She also had chills) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 11-Feb-2021, Body temperature: 101 High and 102 High. On 15-Feb-2021, Heart rate: elevated High.         Treatment details included a lot of tylenol, liquid sulpha drugs, 1 pill of Propanolol.   This case was linked to MOD-2021-129168  (Patient Link).   Most recent FOLLOW-UP information incorporated above includes: On 25-Apr-2021: updated patient history, concomitant medications and new events.