READ NIH Reports
Chloquine works only in combination with Zinc. Chloquine is the ionophore that gets the zinc into the cells. In vitro the zinc will destroy most viruses up to and including Hepatitus C. It's actually the zinc that does the job. Here are the NIH studys:
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2973827/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4182877/