0
0.5
1
1.5
2+
Severe case
-34%
Improvement
Relative Risk
Famotidine for COVID-19 Cheung et al. Prophylaxis
Is prophylaxis with famotidine beneficial for COVID-19?
Retrospective 952 patients in China
No significant difference in severe cases
c19early.org
Cheung et al., Gastroenterology, April 2021
Favors famotidine
Favors control