I am still experiencing is intermittent bowels of severe Diarrhea; fatigue; Covid; This spontaneous case was reported by a patient and describes the occurrence of DIARRHOEA (I am still experiencing is intermittent bowels of severe Diarrhea), FATIGUE (fatigue) and COVID-19 (Covid) in a patient of an unknown age and gender who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 030A21A) for COVID-19 prophylaxis.    Co-suspect products included non-company products INFLUENZA VACCINE (FLU VACCINE VII) for Flu prophylaxis and TOZINAMERAN (PFIZER BIONTECH COVID-19 VACCINE) for an unknown indication.    Concurrent medical conditions included Thyroid disorder NOS (Thyroid). Concomitant products included COLECALCIFEROL (D3) for Supplementation therapy, LEVOTHYROXINE for Thyroid disorder NOS, CYANOCOBALAMIN (B12 [CYANOCOBALAMIN]), IRON and VITAMIN B COMPLEX (B COMPLEX (B50)) for an unknown indication.   On 10-Mar-2021, the patient received dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 13-Oct-2021, received dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On 26-Nov-2022, the patient received dose of TOZINAMERAN (PFIZER BIONTECH COVID-19 VACCINE) (unknown route) 1 dosage form. On 27-Sep-2023, the patient received dose of INFLUENZA VACCINE (FLU VACCINE VII) (unknown route) 1 dosage form. On 27-Sep-2023, received dose of TOZINAMERAN (PFIZER BIONTECH COVID-19 VACCINE) (unknown route) dosage was changed to 1 dosage form. On an unknown date, the patient experienced DIARRHOEA (I am still experiencing is intermittent bowels of severe Diarrhea), FATIGUE (fatigue) and COVID-19 (Covid). The patient was treated with ATROPINE for Diarrhea, at an unspecified dose and frequency. At the time of the report, DIARRHOEA (I am still experiencing is intermittent bowels of severe Diarrhea) had not resolved and FATIGUE (fatigue) and COVID-19 (Covid) outcome was unknown.            Since 2016, the patient had a weight of 145 pounds.  The patient received two forms regarding lack of efficacy for COVID-19 vaccines and for a follow up questions. So, patient had two shots with Moderna COVID-19 Vaccine before and two Pfizer COVID-19 boosters and the last booster that the patient had was on 27-Sep-2023 that came along with the flu vaccine (unspecified flu vaccine) and after the shot the patient experienced fatigue.  The Moderna shot that the patient received on 13-Oct-2021 had a lot number of 023CZ or 2, which the patient could not tell for sure. The patient did not undergo any lab tests for the last 2 weeks.  The patient takes Gentle Iron and D3 supplements. The supplements that the patient took for fatigue are were over the counter supplements that the patient purchased. and it had nothing to do with the medication that the physician prescribed. The route of administration was Intramuscular and site of administration was right arm.  The biggest issue that the patient was still experiencing was intermittent bowels of severe diarrhea. Since the patient had the initial COVID, it comes and goes, whenever the patient wanted to and it would last in all day long. Diapers did not contain it. It was uncontrollably patient's biggest issue.  That had happened after the patient initially had Covid and after for each time, the patient have had vaccination within 10 days later usually, although the patient had about a diarrhea. This was not something that the patient had before and that's is why the physician put the patient on Atropine. The patient was also treated with Sulphate Diphenoxylate.