You're saying this as if clinical trials have been done, and you know it for a fact. But there have been few clinical trials done on the traditional medicines I

You're saying this as if clinical trials have been done, and you know it for a fact. But there have been few clinical trials done on the traditional medicines I've mentioned. And none of them contained aristolochic acid... that seems like a very random point to make when so many pharmaceuticals also contain harmful chemicals.