Chloroquine
Chloroquine is a drug derived from quinine, one of the derivatives of the bark of the cinchona tree.
Antimalaria
Antiviral
Chloroquine has been noted to have antiviral properties.
Zinc Ionophore
Chloroquine has been identified as a powerful zinc ionophore
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0109180