Vitamin D levels were really low (~13); More pain now than did over a month ago, pain radiated from the injection site of left arm to the right arm; Since started taking vitamin D, can barely walk; Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips, Pain in lower spine, Pain in knees; Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips, Pain in lower spine, Pain in knees; Left shoulder still hurts were got the injections, shoulder still hurts where she got the injection.; Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips, Pain in lower spine, Pain in knees; Second dose 36 days after first dose; For 10 months, have continuous muscle pain; This spontaneous case was reported by a consumer and describes the occurrence of VITAMIN D DEFICIENCY (Vitamin D levels were really low (~13)), PAIN (More pain now than did over a month ago, pain radiated from the injection site of left arm to the right arm), GAIT DISTURBANCE (Since started taking vitamin D, can barely walk), PAIN IN EXTREMITY (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips, Pain in lower spine, Pain in knees) and SPINAL PAIN (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips, Pain in lower spine, Pain in knees) in an 84-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 043B21A and 047A21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Blood pressure abnormal and Epilepsy. Concomitant products included CLOPIDOGREL for Anticoagulant therapy, BISOPROLOL FUMARATE for Blood pressure abnormal, LEVETIRACETAM (KEPPRA [LEVETIRACETAM]) for Epilepsy, PHENYTOIN (DILANTIN [PHENYTOIN]) and OMEPRAZOLE (PRILOSEC [OMEPRAZOLE]) for an unknown indication, PHENYTOIN (DILANTIN [PHENYTOIN]).   On 30-Mar-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 06-May-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 06-May-2021, the patient experienced VITAMIN D DEFICIENCY (Vitamin D levels were really low (~13)), PAIN (More pain now than did over a month ago, pain radiated from the injection site of left arm to the right arm), GAIT DISTURBANCE (Since started taking vitamin D, can barely walk), PAIN IN EXTREMITY (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips,Pain in lower spine,Pain in knees), SPINAL PAIN (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips,Pain in lower spine,Pain in knees), VACCINATION SITE PAIN (Left shoulder still hurts were got the injections,shoulder still hurts where she got the injection.), ARTHRALGIA (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips,Pain in lower spine,Pain in knees) and INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Second dose 36 days after first dose). In May 2021, the patient experienced MYALGIA (For 10 months, have continuous muscle pain). The patient was treated with VITAMIN D3 ongoing since an unknown date for Vitamin D deficiency, at a dose of Liquid OTC, Taking that for over a month. At the time of the report, VITAMIN D DEFICIENCY (Vitamin D levels were really low (~13)), PAIN (More pain now than did over a month ago, pain radiated from the injection site of left arm to the right arm), GAIT DISTURBANCE (Since started taking vitamin D, can barely walk), PAIN IN EXTREMITY (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips,Pain in lower spine,Pain in knees), SPINAL PAIN (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips,Pain in lower spine,Pain in knees), ARTHRALGIA (Pain in left shoulder across from neck, Pain in joints, Pain in elbows, Pain in hands, Pain in hips,Pain in lower spine,Pain in knees) and INAPPROPRIATE SCHEDULE OF PRODUCT ADMINISTRATION (Second dose 36 days after first dose) outcome was unknown and VACCINATION SITE PAIN (Left shoulder still hurts were got the injections,shoulder still hurts where she got the injection.) and MYALGIA (For 10 months, have continuous muscle pain) had not resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 06-May-2021, Vitamin D: 13 (Low) 13.         This case was linked to MOD-2022-518250 (Patient Link).