In today's world, neither the FDA, nor a pharmaceutical company will approve of/develop medicine that is not very, very safe. The development of the agricultural antifungal azoxystrobin, to given an example, cost 130 million USD. Of course nobody invests in something that results in even a small percentage of bad side effects. This has to do with lawyers. Pharmaceutical companies don't care how many lives are saved with their drugs, neither do they care about how many people die because of it. They only care about their shareholders. This means that today, anything that might (help) cure disease but is...