Ivermectin from our friends at c19. Looks like very positive results with this also inexpensive ($20) medication:
https://www.goodrx.com/ivermectin
Click on the studies and follow links to "Source" to see the published study pages
https://c19ivermectin.com/ (all)
https://c19ivermectin.com/#early
https://c19ivermectin.com/#late
Examples:
EARLY
https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3714649
https://www.medrxiv.org/content/10.1101/2020.10.31.20223883v1
https://www.medrxiv.org/content/10.1101/2020.09.10.20191619v1
https://c19ivermectin.com/chang.html
LATE
https://www.researchsquare.com/article/rs-109670/v1
https://www.researchsquare.com/article/rs-100956/v1
https://www.medrxiv.org/content/10.1101/2020.10.29.20222505v1
https://www.medrxiv.org/content/10.1101/2020.10.26.20219345v1
https://www.sciencedirect.com/science/article/pii/S030028962030288X
https://www.researchgate.net/publication/343305357_A_Case_Series_of_100_COVID-19_Positive_Patients_Treated_with_Combination_of_Ivermectin_and_Doxycycline
http://bcpsjournal.org/article_details.php?oid=762