U. Of Tennessee proposes that existing approved drugs
zuclopenthixol, nebivolol, and amodiaquine
be tested to see if they fight Covid-19

https://medicalxpress.com/news/2020-11-drugs-therapeutics-covid-.html

Amodiaquine is an older antimalarial,
zuclopenthixol is an antipsychotic,
and nebivolol is a blood pressure medication.