experienced a rash while she had COVID; Vaccination failure; COVID; This spontaneous case was reported by a patient family member or friend and describes the occurrence of COVID-19 (COVID), RASH (experienced a rash while she had COVID) and VACCINATION FAILURE (Vaccination failure) in a 19-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 320L20A and 026L20A) for COVID-19 vaccination.     No Medical History information was reported.   On 10-Jan-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 07-Feb-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 10-Dec-2021, the patient experienced COVID-19 (COVID) and VACCINATION FAILURE (Vaccination failure). On an unknown date, the patient experienced RASH (experienced a rash while she had COVID). At the time of the report, COVID-19 (COVID), RASH (experienced a rash while she had COVID) and VACCINATION FAILURE (Vaccination failure) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): On 10-Dec-2021, SARS-CoV-2 test: (Positive) Positive.         Concomitant medication of the patient was not reported. No treatment information was provided by the reporter.  Company Comment: This spontaneous case concerns a 19 year old female patient with no medical history reported , who experienced non-serious , unexpected , AESI of Covid 19 which occurred 10  months  3 days post vaccination with the 2nd dose of mRNA-1273 vaccine.  This patient also tested  positive  for SARS-COV 2 test done on 10 Dec. 2021 . The  patient received mRNA-1273 vaccine as dose 1 . The days interval between the dose 1 and dose 2 of mRNA-1273 vaccine of this patient was at 28 days. This case was accompanied by another non-serious , expected event of RASH and event of Vaccination failure was reported. The details surrounding the events like treatment information , medical consultation or  if any other laboratories /diagnostic procedures done were not reported. Outcome of the events was reported as unknown .  The benefit -risk relationship of mRNA -1273 ( Moderna Covid 19 Vaccine) is not affected by this report.   This case was linked to MOD-2022-611783 (Patient Link).; Sender's Comments: This spontaneous case concerns a 19 year old female patient with no medical history reported , who experienced non-serious , unexpected , AESI of Covid 19 which occurred 10  months  3 days post vaccination with the 2nd dose of mRNA-1273 vaccine.  This patient also tested  positive  for SARS-COV 2 test done on 10 Dec. 2021 . The  patient received mRNA-1273 vaccine as dose 1 . The days interval between the dose 1 and dose 2 of mRNA-1273 vaccine of this patient was at 28 days. This case was accompanied by another non-serious , expected event of RASH and event of Vaccination failure was reported. The details surrounding the events like treatment information , medical consultation or  if any other laboratories /diagnostic procedures done were not reported. Outcome of the events was reported as unknown .  The benefit -risk relationship of mRNA -1273 ( Moderna Covid 19 Vaccine) is not affected by this report.