Molecular effects of ozone on amino acids and proteins, especially human hemoglobin and albumin, and the need to personalize ozone concentration in major ozone autohemotherapy

This retrospective controlled cohort study evaluated intravenous (IV) ozonized saline therapy as a prophylactic intervention for healthcare workers (HCWs) in a COVID-19 hospital in India. Among 235 HCWs, 64 received ozone therapy in addition to standard prophylaxis, while 171 received standard prophylaxis only. The incidence of COVID-19 was significantly lower