Patient vomited the day after; Low grade fever for 12 hours; chills; This spontaneous retrospective pregnancy case was reported by a patient and describes the occurrence of PYREXIA (Low grade fever for 12 hours), CHILLS (chills) and VOMITING (Patient vomited the day after) in a 29-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 015M20A) for COVID-19 prophylaxis.     No Medical History information was reported.    On 17-Feb-2021, the patient received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. Last menstrual period and estimated date of delivery were not provided. On 17-Feb-2021, the patient experienced PYREXIA (Low grade fever for 12 hours) and CHILLS (chills). On 18-Feb-2021, the patient experienced VOMITING (Patient vomited the day after). The delivery occurred on an unknown date, which was reported as Unknown. For neonate 1, The outcome was reported as Delivered NOS. In February 2021, PYREXIA (Low grade fever for 12 hours) had resolved. At the time of the report, CHILLS (chills) and VOMITING (Patient vomited the day after) outcome was unknown.        mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) dosing remained unchanged.       No concomitant and treatment medications were reported.   Batch expiration date was not known.  It was reported that patient had a low grade fever for 12 hours,  the chills, and the patient vomited the day after. The patient did drink expired sports drink and that may have caused her to throw up.  Company Comment: This is a spontaneous case concerning  a  29-year-old, female patient with no reported medical history, who experienced the expected non-serious events of Pyrexia, Chills, Vomiting. The events Pyrexia, Chill and occurred on the same day after the second dose of mRNA-1273 Vaccine. While the event Vomiting occurred 1 day after the second dose of mRNA-1273 Vaccine.  It was reported that patient had a low grade fever for 12 hours,  the chills, and the patient vomited the day after. The patient did drink expired sports drink and that may have caused her to throw up.  No further details on clinical course, lab test results and treatment received were reported. The benefit-risk relationship of mRNA-1273 Vaccine, is not affected by this report.   This case was linked to MOD-2022-648780, MOD-2022-648795.   Most recent FOLLOW-UP information incorporated above includes: On 21-Sep-2022: Upon internal review 27-Sep-2022 significant correction performed. Exposure event removed.; Sender's Comments: This is a spontaneous case concerning  a  29-year-old, female patient with no reported medical history, who experienced the expected non-serious events of Pyrexia, Chills, Vomiting. The events Pyrexia, Chill and occurred on the same day after the second dose of mRNA-1273 Vaccine. While the event Vomiting occurred 1 day after the second dose of mRNA-1273 Vaccine.  It was reported that patient had a low grade fever for 12 hours,  the chills, and the patient vomited the day after. The patient did drink expired sports drink and that may have caused her to throw up.  No further details on clinical course, lab test results and treatment received were reported. The benefit-risk relationship of mRNA-1273 Vaccine, is not affected by this report.