Proper informed consent would have been: This is an experimental drug and not a vaccine. It has not undergone rigorous testing, it is not deemed safe for humans, it may cause a vast array of health problems. We are giving this to you to prevent an illness which has a 99% recovery rate. Some vials are good (or not harmful), but many are contaminated with God-knows-what.
Proper informed consent would have been: This is an experimental drug and not a vaccine. It has not undergone rigorous testing, it is not deemed safe for humans, it may cause a vast array of health problems. We are giving this to you to prevent an illness which has a 99% recovery rate. Some vials are good (or not harmful), but many are contaminated with God-knows-what.