Age: 39.0
Sex: F
Vaccine: COVID19, COVID19
Symptoms: Fatigue, Intermenstrual bleeding, Menstrual disorder, Mobility decreased
Clinical narrative: Period started two weeks early and was significantly heavier and longer than normal/ Happened again with the second dose/ cycle has become increasingly more erratic/cycle in March ended, I had another period that lasted nine days; First occasional spotting between periods (never a problem before), to the spotting becoming more regular, to the point where most of March 2022 I was bleeding (two periods and breakthrough bleeding); Almost went to the ER the times after the vaccine the bleeding was so heavy; It's at times difficult to function; Incredibly tired because of the near constant bleeding; This spontaneous case was reported by a consumer and describes the occurrence of MENSTRUAL DISORDER (Period started two weeks early and was significantly heavier and longer than normal/ Happened again with the second dose/ cycle has become increasingly more erratic/cycle in March ended, I had another period that lasted nine days), INTERMENSTRUAL BLEEDING (First occasional spotting between periods (never a problem before), to the spotting becoming more regular, to the point where most of March 2022 I was bleeding (two periods and breakthrough bleeding)), HEAVY MENSTRUAL BLEEDING (Almost went to the ER the times after the vaccine the bleeding was so heavy), MOBILITY DECREASED (It's at times difficult to function) and FATIGUE (Incredibly tired because of the near constant bleeding) in a 39-year-old female patient who received mRNA-1273 (Moderna COVID-19 Vaccine) for COVID-19 vaccination.     Concurrent medical conditions included Hashimoto's disease (Unmedicated as T levels are in range) since 2019.   On an unknown date, the patient received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) 1 dosage form. On an unknown date, received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (Intramuscular) dosage was changed to 1 dosage form. In 2021, the patient experienced MENSTRUAL DISORDER (Period started two weeks early and was significantly heavier and longer than normal/ Happened again with the second dose/ cycle has become increasingly more erratic/cycle in March ended, I had another period that lasted nine days), INTERMENSTRUAL BLEEDING (First occasional spotting between periods (never a problem before), to the spotting becoming more regular, to the point where most of March 2022 I was bleeding (two periods and breakthrough bleeding)), HEAVY MENSTRUAL BLEEDING (Almost went to the ER the times after the vaccine the bleeding was so heavy), MOBILITY DECREASED (It's at times difficult to function) and FATIGUE (Incredibly tired because of the near constant bleeding). At the time of the report, MENSTRUAL DISORDER (Period started two weeks early and was significantly heavier and longer than normal/ Happened again with the second dose/ cycle has become increasingly more erratic/cycle in March ended, I had another period that lasted nine days), INTERMENSTRUAL BLEEDING (First occasional spotting between periods (never a problem before), to the spotting becoming more regular, to the point where most of March 2022 I was bleeding (two periods and breakthrough bleeding)), HEAVY MENSTRUAL BLEEDING (Almost went to the ER the times after the vaccine the bleeding was so heavy), MOBILITY DECREASED (It's at times difficult to function) and FATIGUE (Incredibly tired because of the near constant bleeding) had not resolved.     Concomitant product use was not provided by the reporter.  No allergies. Never had the kind of issues with her cycle which she was experiencing since vaccine.  After first dose of the vaccine, period started two weeks early and was significantly heavier and longer than normal. Happened again with the second dose. From that time, cycle had become increasingly more erratic, first occasional spotting between periods (never a problem before), to the spotting becoming more regular, to the point where most of Mar-2022 patient was bleeding (two periods and breakthrough bleeding), and then less than two weeks after cycle in March ended, she had another period that lasted nine days. It was reported that she almost went to the ER the times after the vaccine the bleeding was so heavy. At the time of report patient had surgery to do diagnostics. The patient was incredibly tired because of the near constant bleeding, it was at times difficult to function.   Treatment information was not provided.   This case was linked to MOD-2022-554699 (Patient Link).