The theory of using Famotidine for COVID-19 has been thoroughly explained in the following articles: https://preprints.jmir.org/preprint/19199 https://preprints

The theory of using Famotidine for COVID-19 has been thoroughly explained in the following articles: https://preprints.jmir.org/preprint/19199 https://preprints.jmir.org/preprint/19199 https://preprints.jmir.org/preprint/19583 https://preprints.jmir.org/preprint/19583?