weakness; urgency to urinate; Sore arm; back pain; Sleep slightly disrupted/no sleep due to severe arm pain with any motion; Muscle pain/aches; very small bump began to grow larger and begin to produce slight pain; small lumpt developing on my left arm/swelling on the arm/Bubbling of injection site/swelling was getting larger; Joint Pain; cellulitus in the exact area of the shot; general side affects after 2nd dose; This spontaneous case was reported by a consumer and describes the occurrence of VACCINATION COMPLICATION (general side affects after 2nd dose), ASTHENIA (weakness), MICTURITION URGENCY (urgency to urinate), INSOMNIA (Sleep slightly disrupted/no sleep due to severe arm pain with any motion) and VACCINATION SITE CELLULITIS (cellulitus in the exact area of the shot) in a 55-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 017E21A and 052C21A) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.   On 02-Aug-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 07-Sep-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. In September 2021, the patient experienced VACCINATION COMPLICATION (general side affects after 2nd dose). On 09-Oct-2021,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced VACCINATION SITE CELLULITIS (cellulitus in the exact area of the shot), ARTHRALGIA (Joint Pain), VACCINATION SITE PAIN (very small bump began to grow larger and begin to produce slight pain) and VACCINATION SITE SWELLING (small lumpt developing on my left arm/swelling on the arm/Bubbling of injection site/swelling was getting larger). On 10-Oct-2021, the patient experienced MYALGIA (Muscle pain/aches). On 11-Oct-2021, the patient experienced INSOMNIA (Sleep slightly disrupted/no sleep due to severe arm pain with any motion). On an unknown date, the patient experienced ASTHENIA (weakness), MICTURITION URGENCY (urgency to urinate), PAIN IN EXTREMITY (Sore arm) and BACK PAIN (back pain). The patient was treated with CLINDAMYCINE [CLINDAMYCIN] for Adverse event, at an unspecified dose and frequency and NAPROXEN (MOTRIN [NAPROXEN]) for Pain in arm, at an unspecified dose and frequency. At the time of the report, VACCINATION COMPLICATION (general side affects after 2nd dose), ASTHENIA (weakness), MICTURITION URGENCY (urgency to urinate), INSOMNIA (Sleep slightly disrupted/no sleep due to severe arm pain with any motion), VACCINATION SITE CELLULITIS (cellulitus in the exact area of the shot), PAIN IN EXTREMITY (Sore arm), BACK PAIN (back pain), ARTHRALGIA (Joint Pain), MYALGIA (Muscle pain/aches), VACCINATION SITE PAIN (very small bump began to grow larger and begin to produce slight pain) and VACCINATION SITE SWELLING (small lumpt developing on my left arm/swelling on the arm/Bubbling of injection site/swelling was getting larger) had not resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 12-Oct-2021, Body temperature: normal (normal) normal. On 12-Oct-2021, SARS-CoV-2 test: negative (Negative) Negative.     For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   Patient states that he started having AE again after around 1month. Patient states that he donated blood on 09-Oct-2021 which may be causing adverse events.  Patient experienced sore arm, weak, aches, back pain, urgency to urinate after shot 2.  On 01-Jan-2010, patient started concomitant product omega 3 fish oil 1200mg bi-daily and still taking.   Most recent FOLLOW-UP information incorporated above includes: On 13-Oct-2021: Significant follow up appended- Reporter information, Patient Demographics, treatment information & Events added.