Got the moderna vaccine and lost the baby less than a week after getting the 2nd dose; This spontaneous retrospective pregnancy case was reported by a consumer and describes the occurrence of MATERNAL EXPOSURE DURING PREGNANCY (Got the moderna vaccine and lost the baby less than a week after getting the 2nd dose) in a 39-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 026D21D and 062E21A) for COVID-19 vaccination.     The patient's past medical history included Fetal death (Previous baby passed away due to doctor negligence in 2019) in 2019. Concomitant products included BUPROPION HYDROCHLORIDE (WELLBUTRIN) for Depression, LEVOTHYROXINE for Hypothyroidism.   On 22-Sep-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On 20-Oct-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. The patient's last menstrual period was on an unknown date and the estimated date of delivery was 29-Mar-2022. On 20-Oct-2021,  after starting mRNA-1273 (Moderna COVID-19 Vaccine), the patient experienced MATERNAL EXPOSURE DURING PREGNANCY (Got the moderna vaccine and lost the baby less than a week after getting the 2nd dose). The delivery occurred  on 26-Oct-2021, which was reported as Spontaneous Abortion. For foetus 1, The outcome was reported as Spontaneous Abortion NOS. On 20-Oct-2021, MATERNAL EXPOSURE DURING PREGNANCY (Got the moderna vaccine and lost the baby less than a week after getting the 2nd dose) had resolved.      For mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular), the reporter did not provide any causality assessments.   Booster dose was not received yet.  Patient stated that this was her 'rainbow baby' as her previous baby passed away due to doctor negligence in 2019 and had nothing to do with health it was doctor's negligence in 2019.  Patient stated that she got genetic testing done and there was nothing wrong with the baby, but the doctors said there was clotting at the placenta.   Found out pregnant: June or July  No treatment medication was provided.  Company Comment: This spontaneous case concerns a 39-year-old, female patient with no relevant medical history reported, who experienced vaccine exposure during pregnancy after administration of the second dose of the Moderna mRNA-1273 vaccine at 18 weeks of gestation. The reporter stated that the fetus was deceased in less than a week after receiving the second dose of the Moderna mRNA-1273 vaccine. The patient stated that she underwent genetic testing and there was 'nothing wrong with the baby'; however, the doctors said there was clotting at the placenta. The patient also stated that her baby's death was due to the clotting as the placenta clotted and caused the fetus to not receive any blood supply. No further details were provided. The benefit-risk relationship of the Moderna mRNA-1273 vaccine is not affected by this report. Further information has been requested.; Sender's Comments: This spontaneous case concerns a 39-year-old, female patient with no relevant medical history reported, who experienced vaccine exposure during pregnancy after administration of the second dose of the Moderna mRNA-1273 vaccine at 18 weeks of gestation. The reporter stated that the fetus was deceased in less than a week after receiving the second dose of the Moderna mRNA-1273 vaccine. The patient stated that she underwent genetic testing and there was 'nothing wrong with the baby'; however, the doctors said there was clotting at the placenta. The patient also stated that her baby's death was due to the clotting as the placenta clotted and caused the fetus to not receive any blood supply. No further details were provided. The benefit-risk relationship of the Moderna mRNA-1273 vaccine is not affected by this report. Further information has been requested.