weakness; trembling; fireworks in her brain,; profusing sweating; dry mouth; headache; chills; fever of a 104.1,; nausea; severe body aches; extreme pain going down to the wrist, the armpit and pectoral muscle.; extreme pain going down to the wrist, the armpit and pectoral muscle.; extreme pain going down to the wrist, the armpit and pectoral muscle; This spontaneous case was reported by a patient and describes the occurrence of PAIN IN EXTREMITY (extreme pain going down to the wrist, the armpit and pectoral muscle.), AXILLARY PAIN (extreme pain going down to the wrist, the armpit and pectoral muscle.), TREMOR (trembling), HEAD DISCOMFORT (fireworks in her brain,) and HYPERHIDROSIS (profusing sweating) in a 36-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 041B21A and 036A21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     The patient's past medical history included No adverse event (No Reported Medical History) on 12-Apr-2021.   On 12-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 09-Apr-2021 at 8:00 AM, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 09-Apr-2021, the patient experienced MYALGIA (extreme pain going down to the wrist, the armpit and pectoral muscle). On 09-Apr-2021 at 11:00 AM, the patient experienced PAIN IN EXTREMITY (extreme pain going down to the wrist, the armpit and pectoral muscle.) and AXILLARY PAIN (extreme pain going down to the wrist, the armpit and pectoral muscle.). On 09-Apr-2021 at 2:00 PM, the patient experienced PAIN (severe body aches). On 09-Apr-2021 at 7:00 PM, the patient experienced TREMOR (trembling), HEAD DISCOMFORT (fireworks in her brain,), HYPERHIDROSIS (profusing sweating), DRY MOUTH (dry mouth), HEADACHE (headache), CHILLS (chills), PYREXIA (fever of a 104.1,) and NAUSEA (nausea). On an unknown date, the patient experienced ASTHENIA (weakness). At the time of the report, PAIN IN EXTREMITY (extreme pain going down to the wrist, the armpit and pectoral muscle.), AXILLARY PAIN (extreme pain going down to the wrist, the armpit and pectoral muscle.), TREMOR (trembling), HEAD DISCOMFORT (fireworks in her brain,), HYPERHIDROSIS (profusing sweating), DRY MOUTH (dry mouth), PAIN (severe body aches), CHILLS (chills), PYREXIA (fever of a 104.1,) and MYALGIA (extreme pain going down to the wrist, the armpit and pectoral muscle) outcome was unknown and ASTHENIA (weakness), HEADACHE (headache) and NAUSEA (nausea) had not resolved. Not Provided    DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 09-Apr-2021, Body temperature: 104.1 104.1.         There are no concomitant medications reported.  The treatments listed were aspirin and children's acetaminophen.  Company Comment: Based on the current available information and the temporal association between the product use and the start date of the events a causal relationship cannot be excluded.; Sender's Comments: Based on the current available information and the temporal association between the product use and the start date of the events a causal relationship cannot be excluded.