0
0.5
1
1.5
2+
Viral clearance
79%
Improvement
Relative Risk
Viral clearance (b)
89%
Viral clearance (c)
53%
Viral clearance (d)
80%
Viral clearance (e)
64%
Viral clearance (f)
74%
Povidone-Iodine Arefin et al. EARLY TREATMENT RCT
Does povidone-iodine reduce short-term viral load for COVID-19?
RCT 189 patients in Bangladesh (July - October 2020)
Improved viral clearance with povidone-iodine (p=0.018)
c19early.org
Arefin et al., Indian J. Otolaryngolog.., May 2021
Favors povidone-iodine
Favors control