Ringing in ears; Numbness under eyelid; Twitching; Significant change in quality of life; Eyelid on right feels drooping; Chest hurting; Hard time breathing; Tingling all over body; visit for spreading numbness; Worsening of symptoms; Extreme fatigue; Fatigue; Join pain in knee, wrist and feet; Body aches; Flu-like symptoms; Sweating; Heavy breathing; Cramping in lower left leg; Chills; Muscle pain in lower legs; This spontaneous case was reported by a consumer and describes the occurrence of INFLUENZA LIKE ILLNESS (Flu-like symptoms), HYPERHIDROSIS (Sweating), DYSPNOEA (Heavy breathing), MUSCLE SPASMS (Cramping in lower left leg) and PAIN (Body aches) in a 30-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 003A21A and 011J20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.   On 27-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 09-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 09-Feb-2021, the patient experienced INFLUENZA LIKE ILLNESS (Flu-like symptoms), HYPERHIDROSIS (Sweating), DYSPNOEA (Heavy breathing), MUSCLE SPASMS (Cramping in lower left leg), CHILLS (Chills) and MYALGIA (Muscle pain in lower legs). On 20-Feb-2021, the patient experienced PAIN (Body aches), ARTHRALGIA (Join pain in knee, wrist and feet) and FATIGUE (Fatigue). On 27-Feb-2021, the patient experienced CONDITION AGGRAVATED (Worsening of symptoms) and FATIGUE (Extreme fatigue). On 05-Apr-2021, the patient experienced HYPOAESTHESIA (visit for spreading numbness). On 09-Apr-2021, the patient experienced PARAESTHESIA (Tingling all over body). On 12-Apr-2021, the patient experienced CHEST PAIN (Chest hurting). 12-Apr-2021, the patient experienced DYSPNOEA (Hard time breathing). On an unknown date, the patient experienced TINNITUS (Ringing in ears), EYELID SENSORY DISORDER (Numbness under eyelid), MUSCLE TWITCHING (Twitching), QUALITY OF LIFE DECREASED (Significant change in quality of life) and EYELID PTOSIS (Eyelid on right feels drooping). The patient was treated with MELOXICAM on 05-Apr-2021 for Joint pain, at an unspecified dose and frequency; IBUPROFEN (ADVIL [IBUPROFEN]) on 09-Mar-2021 for Adverse event, at an unspecified dose and frequency and IBUPROFEN (MOTRIN [IBUPROFEN]) on 01-Apr-2021 for Adverse event, at an unspecified dose and frequency. On 10-Feb-2021, INFLUENZA LIKE ILLNESS (Flu-like symptoms), HYPERHIDROSIS (Sweating), DYSPNOEA (Heavy breathing) and CHILLS (Chills) had resolved. At the time of the report, MUSCLE SPASMS (Cramping in lower left leg), PAIN (Body aches), CONDITION AGGRAVATED (Worsening of symptoms), HYPOAESTHESIA (visit for spreading numbness), PARAESTHESIA (Tingling all over body), CHEST PAIN (Chest hurting), DYSPNOEA (Hard time breathing), QUALITY OF LIFE DECREASED (Significant change in quality of life), ARTHRALGIA (Join pain in knee, wrist and feet), FATIGUE (Extreme fatigue) and MYALGIA (Muscle pain in lower legs) outcome was unknown and TINNITUS (Ringing in ears), EYELID SENSORY DISORDER (Numbness under eyelid), MUSCLE TWITCHING (Twitching), EYELID PTOSIS (Eyelid on right feels drooping) and FATIGUE (Fatigue) had not resolved. Not Provided    DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 28-Feb-2021, Influenza virus test: negative (Negative) negative. On 28-Feb-2021, SARS-CoV-2 test: negative (Negative) negative. On 12-Apr-2021, Electrocardiogram: normal (normal) normal. On an unknown date, Magnetic resonance imaging: normal (normal) Everything was clear..         No concomitant medications were reported.