If you can't get HCQ, Quercetin might be the next best thing. Quercetin + Zinc + Vit C + Vit D is showing promise.
https://www.youtube.com/watch?v=NM2A2xNLWR4
https://www.youtube.com/watch?v=W9YFXo84lCk
https://www.mcgill.ca/oss/article/health/quercetin-take-or-not-take