31 year old female prima gravida, was advised to get mRNA COVID 19 shot series during pregnancy, had fetal demise at 12 weeks, three days after the second shot.; 31 year old female prima gravida, was advised to get mRNA COVID 19 shot series during pregnancy; This spontaneous retrospective pregnancy case was reported by a consumer and describes the occurrence of FOETAL DEATH (31 year old female prima gravida, was advised to get mRNA COVID 19 shot series during pregnancy, had fetal demise at 12 weeks, three days after the second shot.) in a 31-year-old female patient (gravida 1) who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 prophylaxis. The occurrence of additional non-serious events is detailed below.     No Medical History information was reported.    On an unknown date, 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 an unknown date, the patient experienced FOETAL DEATH (31 year old female prima gravida, was advised to get mRNA COVID 19 shot series during pregnancy, had fetal demise at 12 weeks, three days after the second shot.) (seriousness criterion medically significant). an unknown date, the patient experienced MATERNAL EXPOSURE DURING PREGNANCY (31 year old female prima gravida, was advised to get mRNA COVID 19 shot series during pregnancy). The delivery occurred on an unknown date, which was reported as Spontaneous Abortion. For foetus 1, The outcome was reported as Spontaneous Abortion NOS. At the time of the report, FOETAL DEATH (31 year old female prima gravida, was advised to get mRNA COVID 19 shot series during pregnancy, had fetal demise at 12 weeks, three days after the second shot.) outcome was unknown and MATERNAL EXPOSURE DURING PREGNANCY (31 year old female prima gravida, was advised to get mRNA COVID 19 shot series during pregnancy) had resolved.            Patient had fetal demise  at 12 weeks  3 days.  No concomitant and treatment medications were reported.  Company Comment:  This is a spontaneous case concerning a 31-year-old pregnant female primigravida patient who was in her 12 weeks gestational period with no medical history reported, who experienced the unexpected serious (medically significant) event of Foetal death, reported as fetal demise at 12 weeks, which occurred 3 days after receiving a dose of mRNA-1273 as the second dose of COVID-19 vaccine (no information disclosed on previous COVID-19 vaccination). Additionally, Maternal exposure during pregnancy described as a primigravida was advised to get mRNA COVID-19 shot series during pregnancy, was also reported. No further details about the clinical course, diagnostic procedures and treatments were provided. The delivery occurred on an unknown date, which was reported as Spontaneous Abortion. The benefit-risk relationship of mRNA-1273 is not affected by this report.; Sender's Comments: This is a spontaneous case concerning a 31-year-old pregnant female primigravida patient who was in her 12 weeks gestational period with no medical history reported, who experienced the unexpected serious (medically significant) event of Foetal death, reported as fetal demise at 12 weeks, which occurred 3 days after receiving a dose of mRNA-1273 as the second dose of COVID-19 vaccine (no information disclosed on previous COVID-19 vaccination). Additionally, Maternal exposure during pregnancy described as a primigravida was advised to get mRNA COVID-19 shot series during pregnancy, was also reported. No further details about the clinical course, diagnostic procedures and treatments were provided. The delivery occurred on an unknown date, which was reported as Spontaneous Abortion. The benefit-risk relationship of mRNA-1273 is not affected by this report.