COVID-19; This spontaneous case was reported by a consumer and describes the occurrence of COVID-19 (COVID-19) in a 67-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination.     Previously administered products included for Product used for unknown indication: Pfizer (He's had two doses of the Pfizer COVID 19 vaccine. His 1st booster was Pfizer.), pfizer (He's had two doses of the Pfizer COVID 19 vaccine. His 1st booster was Pfizer.) and pfizer (He's had two doses of the Pfizer COVID 19 vaccine. His 1st booster was Pfizer.). Past adverse reactions to the above products included No adverse event with Pfizer, pfizer and pfizer.    On an unknown date, the patient received fourth dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On an unknown date, the patient experienced COVID-19 (COVID-19). The patient was treated with NIRMATRELVIR, RITONAVIR (PAXLOVID) for COVID-19 treatment, at an unspecified dose and frequency. At the time of the report, COVID-19 (COVID-19) had resolved.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, Polymerase chain reaction: negative (Negative) Negative.         Patient took two different antigen tests both positive. Patient was prescribed with Paxlovid after effected with COVID and recovered within five days and tested negative with a rapid at home test. The patient travelled to different country and tested with PCR swab test in airport and tested negative. No concomitant product was provided.  Company Comment: This is a spontaneous case concerning a 67-year-old male patient with previous COVID-19 vaccination history using 3 doses of non-company product Pfizer COVID-19 vaccine, who experienced the unexpected non-serious adverse event of special interest, COVID-19 which occurred on an unknown date after receiving a dose (4th dose of the COVIDS-19 vaccination schedule) of mRNA-1273 Vaccine. As reported, the patient took two different antigen tests, and both tested positive. Patient was prescribed with Paxlovid as treatment for COVID-19 and recovered within five days and tested negative with a rapid at home test. No other, clinical or treatment details were given. It was reported that the outcome of the event has resolved. The benefit-risk relationship of mRNA-1273 Vaccine is not affected by this report.; Sender's Comments: This is a spontaneous case concerning a 67-year-old male patient with previous COVID-19 vaccination history using 3 doses of non-company product Pfizer COVID-19 vaccine, who experienced the unexpected non-serious adverse event of special interest, COVID-19 which occurred on an unknown date after receiving a dose (4th dose of the COVIDS-19 vaccination schedule) of mRNA-1273 Vaccine. As reported, the patient took two different antigen tests, and both tested positive. Patient was prescribed with Paxlovid as treatment for COVID-19 and recovered within five days and tested negative with a rapid at home test. No other, clinical or treatment details were given. It was reported that the outcome of the event has resolved. The benefit-risk relationship of mRNA-1273 Vaccine is not affected by this report.