I imagine the anti-malarial drugs they are talking about are the ones derived from https://en.wikipedia.org/wiki/Artemisinin https://en.wikipedia.org/wiki/Artem

I imagine the anti-malarial drugs they are talking about are the ones derived from https://en.wikipedia.org/wiki/Artemisinin https://en.wikipedia.org/wiki/Artemisinin , which won a Chinese researcher a Nobel Prize a few years back.