severe hurting in my upper arm; swelling at joints; inflammation in it, joints; hot to the touch at joints; hurt on the left side. The same kind of hurt that I had on the right; achy in the joints; Headache; my left arm hurt at my injection site; hurt on the left side. The same kind of hurt that I had on the right; achy in the joints; severe hurting in my upper arm; swelling; inflammation in it; hot to the touch; Headache; my left arm hurt at my injection site; This spontaneous case was reported by a consumer and describes the occurrence of the first episode of PAIN IN EXTREMITY (severe hurting in my upper arm), JOINT SWELLING (swelling), ARTHRITIS (inflammation in it), JOINT WARMTH (hot to the touch) and PAIN (hurt on the left side. The same kind of hurt that I had on the right) in a 70-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 030M20A and 043L20A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Penicillin allergy, Drug allergy (allergy to Morphine), Drug allergy (Allergy to NSAIDs) and Hypertension since 2009. Concomitant products included OMEPRAZOLE, OLMESARTAN MEDOXOMIL (BENICAR) and VITAMIN D2 for an unknown indication.   On 21-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 21-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. On 22-Feb-2021, the patient experienced the first episode of HEADACHE (Headache) and the first episode of VACCINATION SITE PAIN (my left arm hurt at my injection site). On 24-Feb-2021, the patient experienced the first episode of PAIN IN EXTREMITY (severe hurting in my upper arm), JOINT SWELLING (swelling), ARTHRITIS (inflammation in it), JOINT WARMTH (hot to the touch) and the first episode of ARTHRALGIA (achy in the joints). On 04-Mar-2021, the patient experienced PAIN (hurt on the left side. The same kind of hurt that I had on the right). On an unknown date, the patient experienced the second episode of PAIN IN EXTREMITY (severe hurting in my upper arm), JOINT SWELLING (swelling at joints), ARTHRITIS (inflammation in it, joints), JOINT WARMTH (hot to the touch at joints), PAIN IN EXTREMITY (hurt on the left side. The same kind of hurt that I had on the right), the second episode of ARTHRALGIA (achy in the joints), the second episode of HEADACHE (Headache) and the second episode of VACCINATION SITE PAIN (my left arm hurt at my injection site). The patient was treated with PREDNISONE at a dose of 1 dosage form; CEFTRIAXONE SODIUM (VERTEX [CEFTRIAXONE SODIUM]) at a dose of 1 dosage form and PARACETAMOL (TYLENOL) at a dose of 1 dosage form. At the time of the report, JOINT SWELLING (swelling), ARTHRITIS (inflammation in it), JOINT WARMTH (hot to the touch) and PAIN (hurt on the left side. The same kind of hurt that I had on the right) had resolved and last episode of PAIN IN EXTREMITY (severe hurting in my upper arm), JOINT SWELLING (swelling at joints), ARTHRITIS (inflammation in it, joints), JOINT WARMTH (hot to the touch at joints), PAIN IN EXTREMITY (hurt on the left side. The same kind of hurt that I had on the right), the last episode of ARTHRALGIA (achy in the joints), the last episode of HEADACHE (Headache) and the last episode of VACCINATION SITE PAIN (my left arm hurt at my injection site) outcome was unknown.            On unknown date, lab tests performed Blood test, chest X-ray and EKG are normal Treatment medication also included Antibodies.   Most recent FOLLOW-UP information incorporated above includes: On 03-May-2021: Follow-up received. Patient demographics, history, lab data, concomitant and treatment medication details and event outcome were updated. On 05-Jul-2021: Additional information received