This spontaneous case was reported by a nurse and describes the occurrence of OROPHARYNGEAL PAIN (Severe sore throat), NASAL CONGESTION (Nasal congestion), COUGH (Cough), SUSPECTED COVID-19 (Feel like I have COVID symptoms after booster) and PYREXIA (Fever) in a patient of an unknown age and gender who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination. No Medical History information was reported. On an unknown date, the patient received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 07-Jan-2022, the patient experienced OROPHARYNGEAL PAIN (Severe sore throat), NASAL CONGESTION (Nasal congestion), COUGH (Cough), SUSPECTED COVID-19 (Feel like I have COVID symptoms after booster) and PYREXIA (Fever). At the time of the report, OROPHARYNGEAL PAIN (Severe sore throat), NASAL CONGESTION (Nasal congestion), COUGH (Cough), SUSPECTED COVID-19 (Feel like I have COVID symptoms after booster) and PYREXIA (Fever) outcome was unknown. DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On an unknown date, SARS-CoV-2 antibody test: negative (Negative) Negative and negative (Negative) Negative. For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments. On an unknown date mentioned as Friday, the booster dose was administered. No concomitant medication was reported. No treatment medication was reported. Patient got booster on Friday and since then have had a fever, severe sore throat, nasal congestion and cough. Patient test twice with a rapid test and have been negative both times. Patient felt like having COVID symptoms. Company comment: This case concerns a patient of unknown age and gender with no medical history reported, who experienced the unexpected non serious events of suspected COVID-19, oropharyngeal pain, nasal congestion, cough and expected event of pyrexia. The events occurred on an unknown date after the third dose of mRNA-1273. As reported, Patient got booster and since then have had a fever, severe sore throat, nasal congestion and cough. Patient test twice with a rapid test and have been negative both times. Patient felt like having COVID symptoms, as reported. Based on the current available information, the mRNA-1273 does not contain a virus capable of causing COVID-19 infection after vaccination. The benefit-risk relationship of mRNA-1273 is not affected by this report. Sender's Comments: This case concerns a patient of unknown age and gender with no medical history reported, who experienced the unexpected non serious events of suspected COVID 19, oropharyngeal pain, nasal congestion, cough and expected event of pyrexia. The events occurred on an unknown date after the third dose of mRNA-1273. As reported, Patient got booster and since then have had a fever, severe sore throat, nasal congestion and cough. Patient test twice with a rapid test and have been negative both times. Patient felt like having COVID symptoms, as reported. Based on the current available information, the mRNA-1273 does not contain a virus capable of causing COVID-19 infection after vaccination. The benefit-risk relationship of mRNA-1273 is not affected by this report.