Weakness; Sluggish; Pain was excruciated; Hard time getting up in bed; Having a hard time getting in position to sit; Hard time walking; Massive flushing; Lightheaded; Joint stiffness; Can't open her right hand she thinks that she developed arthritis; Pain went to shoulder, joint and elbow; Injection site remains red; Severe pain in left arm, fingers; This spontaneous case was reported by a physician and describes the occurrence of PAIN IN EXTREMITY (Severe pain in left arm, fingers), ASTHENIA (Weakness), SLUGGISHNESS (Sluggish), PAIN (Pain was excruciated) and HYPOKINESIA (Hard time getting up in bed) in a 56-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concomitant products included LOSARTAN POTASSIUM (COZAAR), ATORVASTATIN CALCIUM (LIPITOR), LEVOTHYROXINE SODIUM (T4), LIOTHYRONINE SODIUM (T3), VITAMIN C [ASCORBIC ACID], BIOTIN, MAGNESIUM CITRATE, POTASSIUM, GINKGO BILOBA, ANGELICA SINENSIS ROOT, CIMICIFUGA RACEMOSA ROOT, DIOSCOREA SPP., GLYCINE MAX (PHYTOESTROGEN), CHONDROITIN and ECHINACEA PURPUREA HERB for an unknown indication.    On 24-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 26-Mar-2021, the patient experienced PAIN IN EXTREMITY (Severe pain in left arm, fingers). On 29-Mar-2021, the patient experienced VACCINATION SITE ERYTHEMA (Injection site remains red). On an unknown date, the patient experienced ASTHENIA (Weakness), SLUGGISHNESS (Sluggish), PAIN (Pain was excruciated), HYPOKINESIA (Hard time getting up in bed), SITTING DISABILITY (Having a hard time getting in position to sit), GAIT DISTURBANCE (Hard time walking), FLUSHING (Massive flushing), DIZZINESS (Lightheaded), JOINT STIFFNESS (Joint stiffness), ARTHRITIS (Can't open her right hand she thinks that she developed arthritis) and ARTHRALGIA (Pain went to shoulder, joint and elbow). The patient was treated with CLOPIDOGREL BISULFATE (PLAVIX) for Flushing, at a dose of 75 milligram and MELOXICAM for Pain, at a dose of 15 milligram Several times. At the time of the report, PAIN IN EXTREMITY (Severe pain in left arm, fingers), ASTHENIA (Weakness), SLUGGISHNESS (Sluggish), PAIN (Pain was excruciated), HYPOKINESIA (Hard time getting up in bed), SITTING DISABILITY (Having a hard time getting in position to sit), GAIT DISTURBANCE (Hard time walking), FLUSHING (Massive flushing), DIZZINESS (Lightheaded), JOINT STIFFNESS (Joint stiffness), ARTHRITIS (Can't open her right hand she thinks that she developed arthritis), VACCINATION SITE ERYTHEMA (Injection site remains red) and ARTHRALGIA (Pain went to shoulder, joint and elbow) outcome was unknown.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.   For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   She went to the Physical Therapist to treat the shoulder pain with UTZ machine it was a massage therapy, then applied hot and cold cream at least 30mins massage then applied electrodes systemic discharges on left arm .    She got treated with IV solution.   She's unsure to the 2nd vaccine due to the side effects that she experienced.