Rebounded Covid-19 with positive rapid test 16 days after initial positive pcr and 15 days after starting paxlovid; This spontaneous case was reported by a patient and describes the occurrence of COVID-19 (Rebounded Covid-19 with positive rapid test 16 days after initial positive pcr and 15 days after starting paxlovid) in a 33-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination.     Concurrent medical conditions included Asthma and Pernicious anemia.    On 13-Nov-2021, the patient received third dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On an unknown date, the patient experienced COVID-19 (Rebounded Covid-19 with positive rapid test 16 days after initial positive pcr and 15 days after starting paxlovid). The patient was treated with NIRMATRELVIR, RITONAVIR (PAXLOVID) from 15-May-2022 to 19-May-2022 for COVID-19 treatment, at an unspecified dose and frequency. At the time of the report, COVID-19 (Rebounded Covid-19 with positive rapid test 16 days after initial positive pcr and 15 days after starting paxlovid) had not resolved. Not Provided    DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 29-May-2022, SARS-CoV-2 test: positive (Positive) Rebounded Covid-19 within 15 days after starting paxlovid.. On an unknown date, SARS-CoV-2 test: positive (Positive) Rebounded Covid-19 with positive rapid test 16 days after initial positive pcr..         It was reported that patient took other medication Motrin from 14 May 2022 to 18 May 2022 for unknown indication.  It was reported that patient had rebounded Covid-19 with positive rapid test 16 days after initial positive pcr and 15 days after starting paxlovid i.e on 26 May 2022 and had not recovered. no treatment was received.  Company comment-This spontaneous case concerns a female patient aged 33 years with no relevant medical history reported, who experienced the unexpected non serious of Covid 19 on an unknown date after receiving the 3rd dose of mRNA-1273 vaccine in the covid 19 vaccination series. It was reported that the patient was treated for covid infection (positive PCR test) with Paxlovid from 15th May 2022 for 5 days. After several days(16 days after initial positive covid test) patient had rebound covid infection with a positive rapid covid test. The current pandemic situation of COVID 19 may remain as confounder. The benefit-risk relationship of mRNA-1273 Vaccine is not affected by this report. Event seriousness assessed per medical judgement.; Sender's Comments: This spontaneous case concerns a female patient aged 33 years with no relevant medical history reported, who experienced the unexpected non serious of Covid 19 on an unknown date after receiving the 3rd dose of mRNA-1273 vaccine in the covid 19 vaccination series. It was reported that the patient was treated for covid infection (positive PCR test) with Paxlovid from 15th May 2022 for 5 days. After several days(16 days after initial positive covid test) patient had rebound covid infection with a positive rapid covid test. The current pandemic situation of COVID 19 may remain as confounder. The benefit-risk relationship of mRNA-1273 Vaccine is not affected by this report. Event seriousness assessed per medical judgement.