AFAIK a lot of drugs can be fairly assumed to be mostly safe (aka won't kill you), although they may have long-term/non-lethal effects. So testing your own drug

AFAIK a lot of drugs can be fairly assumed to be mostly safe (aka won't kill you), although they may have long-term/non-lethal effects. So testing your own drugs wouldn't be creating that much corpses as long as you know what you're doing.