Treatment Effect of Nafamostat Mesylate in Patients With COVID-19 Pneumonia: Open Labelled Randomized Controlled Clinical Trial

Bae et al., NCT04418128, NCT04418128, Apr 2021

TMPRSS2 inhibitors for COVID-19

21st treatment shown to reduce risk in April 2021, now with p = 0.00063 from 29 studies.
Lower risk for mortality, ventilation, and recovery.

No treatment is 100% effective.
Protocols combine treatments.

Estimated 84 patient TMPRSS2 inhibitor late treatment RCT with results not reported over 5 years after estimated completion.
7 TMPRSS2 inhibitors RCTs have results missing long after expected1-7
The trials report a total of 1,116 patients, with 3 trials having actual enrollment of 142, and the remainder estimated.
Study covers TMPRSS2 inhibitors and nafamostat.
Bae et al., 30 Apr 2021, Randomized Controlled Trial, South Korea, trial NCT04418128 (history). Contact: ttezebae@gmail.com, lannya@naver.com.
Late treatment
is less effective