Columbia Engineering School and U of Wisconsin identify 5 already FDA approved drugs that might fight Covid-19

https://www.eurekalert.org/pub_releases/2020-06/cuso-rim063020.php

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Prodrug medications of five of these nucleotide analogues
(Cidofovir, Abacavir, Valganciclovir/Ganciclovir, Stavudine, and Entecavir)
that terminate the SARS-CoV-2 polymerase reaction are FDA-approved for the treatment of other viral infections and their safety profiles are well established.

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