vision blindness, he could not see; Fainting; severe diarrhea; Did not have any strenght/lack of energy; Had real bad itching general in all the body; Heart felt like it was racing; Had real harsh breathing, was breathing real hard; Pain; He's kinda lost out, does not feel like his normal self, is like 90% normal; Had lots of anxiety; fatigued, totally fatigued; This spontaneous case was reported by a consumer and describes the occurrence of BLINDNESS (vision blindness, he could not see) and SYNCOPE (Fainting) in a 67-year-old male patient who received mRNA-1273 (Moderna COVID-19 Vaccine) (batch no. 939902) for COVID-19 vaccination. The occurrence of additional non-serious events is detailed below.     No medical reported history provided by the reporter.  Concomitant products included OXYCODONE for Chronic pain, KETOPROFEN (AMAPROGEL) and IBUPROFEN for an unknown indication.    On 31-Aug-2021, the patient received first dose of mRNA-1273 (Moderna COVID-19 Vaccine) (unknown route) 1 dosage form. On an unknown date, the patient experienced BLINDNESS (vision blindness, he could not see) (seriousness criterion medically significant), SYNCOPE (Fainting) (seriousness criterion medically significant), DIARRHOEA (severe diarrhea), ASTHENIA (Did not have any strenght/lack of energy), PRURITUS (Had real bad itching general in all the body), PALPITATIONS (Heart felt like it was racing), DYSPNOEA (Had real harsh breathing, was breathing real hard), PAIN (Pain), FEELING ABNORMAL (He's kinda lost out, does not feel like his normal self, is like 90% normal), ANXIETY (Had lots of anxiety) and FATIGUE (fatigued, totally fatigued). The patient was treated with DIPHENHYDRAMINE HYDROCHLORIDE (BENADRYL [DIPHENHYDRAMINE HYDROCHLORIDE]) at an unspecified dose and frequency. At the time of the report, BLINDNESS (vision blindness, he could not see), SYNCOPE (Fainting), DIARRHOEA (severe diarrhea), ASTHENIA (Did not have any strenght/lack of energy), PRURITUS (Had real bad itching general in all the body), PALPITATIONS (Heart felt like it was racing), DYSPNOEA (Had real harsh breathing, was breathing real hard), PAIN (Pain), FEELING ABNORMAL (He's kinda lost out, does not feel like his normal self, is like 90% normal), ANXIETY (Had lots of anxiety) and FATIGUE (fatigued, totally fatigued) outcome was unknown.      DIAGNOSTIC RESULTS (normal ranges are provided in parenthesis if available): In 2021, Body temperature: 96 (normal) 96. On 21-Aug-2021, SARS-CoV-2 test: negative (Negative) Negative.     The action taken with mRNA-1273 (Moderna COVID-19 Vaccine) (Unknown) was unknown.       Company Comment: This case concerns a 67 year old male with no relevant medical history who experienced serious unexpected events of blindess and syncope on unknown date. Patient received 1st dose of Moderna Covid 19 vaccine. Rechallenge is not applicable. The benefit-risk relationship is not affected by this report.; Sender's Comments: This case concerns a 67 year old male with no relevant medical history who experienced serious unexpected events of blindess and syncope on unknown date. Patient received 1st dose of Moderna Covid 19 vaccine. Rechallenge is not applicable. The benefit-risk relationship is not affected by this report.