0
0.5
1
1.5
2+
Viral load
99%
Improvement
Relative Risk
Povidone-Iodine Sevinç Gül et al. EARLY TREATMENT RCT
Does povidone-iodine reduce short-term viral load for COVID-19?
RCT 41 patients in Turkey (September - December 2021)
Trial compares with saline, results vs. placebo may differ
Improved viral load with povidone-iodine (not stat. sig., p=0.37)
c19early.org
Sevinç Gül et al., Dental and Medical .., Jul 2022
Favors povidone-iodine
Favors saline