Plenty of articles out there how zinc ions disrupt RNA replication of viruses and specifically coronavirus all the way back to the 1980's. A virologist, can remember his name, has been recommending zinc lozenges since the 80's and letting them dissolve in the back of your throat while laying down so as to affect intercellular replication of RNA viruses in the throat and sinus which is where they get their start before overwhelming the immune system.
Good luck finding quinine in the amounts necessary to help. FDA took it off retail shelves in any helpful concentrations a few years ago.
A gin and tonic does sound good though.
Zn has been used for this reason since the 60s, and with Ca,Mg for vision even before that.
tonic water has very little quinine in it, so your safe. also could go gin and Elderberry and get the advantage of polyphenols.
