Conclusion: Chemoprophylaxis with either oral hydroxychloroquine or povidone-iodine throat spray was superior to oral vitamin C in reducing SARS-CoV-2 infection in young and healthy men. A potential short-term barrier to prevent nasal and throat pathogen ( bacterial, viral, fungal, protozoal) airborne infections. Make a 1% Betadine solution using 10% PV Iodine( Betadine) you can purchase … Continue reading PV Iodine Throat Spray Effective as Prophylaxis Against CV19