Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back; Weird uncomfortable feeling she never felt before; kind of weird same feeling in her chest; Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back; Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back; Pain came back spreading to the right side; Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back; This spontaneous case was reported by a consumer and describes the occurrence of PAIN IN EXTREMITY (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back), FEELING ABNORMAL (Weird uncomfortable feeling she never felt before), CHEST DISCOMFORT (kind of weird same feeling in her chest), NECK PAIN (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back) and BACK PAIN (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back) in a 58-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 017c21a) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     Concurrent medical conditions included Blood pressure abnormal. Concomitant products included COLECALCIFEROL (VITAMIN D [COLECALCIFEROL]) for an unknown indication.    On 30-Apr-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. In May 2021, the patient experienced PAIN IN EXTREMITY (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back), FEELING ABNORMAL (Weird uncomfortable feeling she never felt before), CHEST DISCOMFORT (kind of weird same feeling in her chest), NECK PAIN (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back), BACK PAIN (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back), PAIN (Pain came back spreading to the right side) and ARTHRALGIA (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back). The patient was treated with IBUPROFEN for Adverse reaction, at an unspecified dose and frequency. At the time of the report, PAIN IN EXTREMITY (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back), FEELING ABNORMAL (Weird uncomfortable feeling she never felt before), CHEST DISCOMFORT (kind of weird same feeling in her chest), NECK PAIN (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back), BACK PAIN (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back), PAIN (Pain came back spreading to the right side) and ARTHRALGIA (Very bad pain on her arm going across her shoulder, her neck and her back to the other side on both sides of her back) had not resolved.        The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.       Concomitant medication use information was provided by reporter that includes Blood pressure medications.  Company comment: This case concerns a  58-year-old, female patient with no relevant medical history, who experienced the unexpected events of Pain in extremity, Feeling abnormal, Chest discomfort, Neck pain, Back pain, Pain and Arthralgia. The events occurred approximately a week after the first dose of Moderna CoviD-19 Vaccine. The rechallenge was not applicable as the events occurred after the first dose and no information about second dose is available. The benefit-risk relationship of Moderna CoviD-19 Vaccine is not affected by this report. The events are downgraded to non-serious since as per current SD the events did not result in prolonged Hospitalization, Disability, Life threatening or Fatal outcome.   This case was linked to MOD-2021-350516 (Patient Link).; Sender's Comments: This case concerns a  58-year-old, female patient with no relevant medical history, who experienced the unexpected events of Pain in extremity, Feeling abnormal, Chest discomfort, Neck pain, Back pain, Pain and Arthralgia. The events occurred approximately a week after the first dose of Moderna CoviD-19 Vaccine. The rechallenge was not applicable as the events occurred after the first dose and no information about second dose is available. The benefit-risk relationship of Moderna CoviD-19 Vaccine is not affected by this report. The events are downgraded to non-serious since as per current SD the events did not result in prolonged Hospitalization, Disability, Life threatening or Fatal outcome.