Sex: M
Vaccine: COVID19
Symptoms: Brain fog, Dizziness, Fatigue, Hypersomnia, Vertigo
Clinical narrative: sleeping more than ever before; vertigo; Brain fog; tired all the time/fatigus; dizziness; This spontaneous case was reported by a patient and describes the occurrence of HYPERSOMNIA (sleeping more than ever before), VERTIGO (vertigo), BRAIN FOG (Brain fog), FATIGUE (tired all the time/fatigus) and DIZZINESS (dizziness) in an adult male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch nos. 023C21A and 002C21A) for COVID-19 prophylaxis.     The patient's past medical history included COVID-19 in 2020. Concurrent medical conditions included Seasonal allergy (No medicines taken).   On 01-May-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On 28-May-2021, received second dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) dosage was changed to 1 dosage form. On an unknown date, the patient experienced HYPERSOMNIA (sleeping more than ever before), VERTIGO (vertigo), BRAIN FOG (Brain fog), FATIGUE (tired all the time/fatigus) and DIZZINESS (dizziness). At the time of the report, HYPERSOMNIA (sleeping more than ever before) and BRAIN FOG (Brain fog) outcome was unknown and VERTIGO (vertigo), FATIGUE (tired all the time/fatigus) and DIZZINESS (dizziness) had not resolved.        For mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown), the reporter did not provide any causality assessments.   Concomitant medication was not reported.  Patient had Covid in Nov-2020 right around Thanksgiving. He did not go to a physician nor got tested but he had all the symptoms. He stayed home for more than a week and recovered. During the next year he had to take the vaccine. After the 1st or 2nd dose, it made him have all the symptoms again only this time it was less severe but the fatigue he experienced was the same. He had never been the same again, with brain fog and dizziness. He feels tired all the time and has been sleeping more than ever before. He can't get his motor running and he does not know why. He also states that he has vertigo and the time he was calling he feels really tired. He had MRI results were unknow and was given medicines for dizziness, but he seems not to be getting anywhere with it. His doctor does not know what was happening with him. He clarified that after the 2nd dose he felt the tiredness, brain fog and dizziness but the rest of the symptoms (symptoms he felt when he had the Covid) came after the 1st dose.  Company Comment This spontaneous case concerns an adult male patient with medical history of COVID-19 in 2020. And seasonal allergies who experienced the unexpected events of hypersomnia (AESI), vertigo, brain fog and other expected events in the context of a dose of mRNA-1273 vaccine. Primary schedule vaccination was administrated in appropriate schedule with the mentioned vaccine, After the 2nd dose he felt the tiredness, brain fog and dizziness but the rest of the symptoms (symptoms he felt when he had the Covid) came after the 1st dose. The medical history of COVID-19 is a contributor for the events. The benefit-risk relationship of mRNA-1273 vaccine is not affected by this report.