neuropathy in his feet; brain fog; his stomach isn't good; he got sick; headaches; muscle pains; contracted COVID-19; high fever; chills; aches and pains; This spontaneous case was reported by a consumer and describes the occurrence of NEUROPATHY PERIPHERAL (neuropathy in his feet) in a 74-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 prophylaxis. The occurrence of additional non-serious events is detailed below.     Patient was very athletic.    On 23-Feb-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. In March 2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 30-Nov-2021, received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. In November 2021, the patient experienced PAIN (aches and pains), PYREXIA (high fever) and CHILLS (chills). In March 2023, the patient experienced COVID-19 (contracted COVID-19). On an unknown date, the patient experienced NEUROPATHY PERIPHERAL (neuropathy in his feet) (seriousness criterion medically significant), BRAIN FOG (brain fog), ABDOMINAL DISCOMFORT (his stomach isn't good), ILLNESS (he got sick), HEADACHE (headaches) and MYALGIA (muscle pains). The patient was treated with PARACETAMOL (TYLENOL) at an unspecified dose and frequency; IBUPROFEN (ADVIL [IBUPROFEN]) at an unspecified dose and frequency and CAFFEINE, PARACETAMOL (EXCEDRIN [CAFFEINE;PARACETAMOL]) at an unspecified dose and frequency. At the time of the report, NEUROPATHY PERIPHERAL (neuropathy in his feet), BRAIN FOG (brain fog), ABDOMINAL DISCOMFORT (his stomach isn't good), PAIN (aches and pains), HEADACHE (headaches), MYALGIA (muscle pains), PYREXIA (high fever) and CHILLS (chills) had not resolved and ILLNESS (he got sick) and COVID-19 (contracted COVID-19) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Blood test: noticing his spike protein antibodies have been over 150 for 2 different draws 6 months apart..     For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   Concomitant medications were not reported.  It was reported that the symptoms were ongoing up until the day of report and continued to get worse. They significantly worsened after he contracted COVID-19 in MAR2023, making things more severe. Patient had seen a pain doctor and had shots for his neuropathy. He has also tried other things including homeopathic medicines. He has talked to other people that are experiencing similar things. Patient had to cut back on his cycling because of his feet. Patient had a lot of complex lab work and would get confused with how to enter the lab work into the form and sent the right information in.  Company Comment: This is a Spontaneous case concerning a 74-year-old male patient with no medical history reported, who experienced the serious (per medically significant) unexpected event of Neuropathy peripheral (neuropathy in his feet) which occurred on an unknown latency after a dose of mRNA-1273 received as the third dose for COVID-19 Vaccination. It was reported that the symptom persisted along with some other symptoms of headaches, brain fog, myalgia, and that they got worse after experiencing COVID-19 infection. Blood tests results showed spike protein antibodies over 150 for 2 different draws 6 months apart. He used herbal medications, Advil, Excedrin, and Tylenol and also received some unspecified shots for his neuropathy. Patient's advanced age could remain a confounding risk factor. No concomitant medication or treatment information was reported. The benefit-risk relationship of mRNA-1273 is not affected by this report.   Most recent FOLLOW-UP information incorporated above includes: On 22-Sep-2023: Follow up received is significant. Dose 3 details were added and Event was added. On 03-Oct-2023: Significant follow up received contains reporter, references added and narrative updated.