[droithomme]

> This is this the more toxic variant though right? It’s meant to be hydroychloroquine

Hydroxychloroquine has fewer side effects than chloroquine which has fewer side effects than quinine which has fewer side effects than the bark it's made from that contains a bunch of other compounds including quinidine.

All quinine class drugs produce heart arrhythmia as a side effect in some patients, more so with increasing doses, and all come with warnings that they should not be used or should be used with caution in patients with heart conditions. These contraindications of these widely used drugs have been known for decades.