Health,
I am not a boke on specific protocols. But I see some testing of HCQ/Zinc
Sherief Abd-Elsalam Do Zinc Supplements Enhance the Clinical Efficacy of Hydroxychloroquine?: a Randomized, Multicenter Trial Biol Trace Elem Res. 2020 Nov 27 : 1–5.
other than that, go to some baalei tzedokah and organize a trial, somewhere in a country where you will be allowed. It is not that difficult with some persistence.