Some of my least favorite Hallucinogens(in no particular order) are...Mescaline- one of many active alkaloids in the peyote cacti which the US gov't has tried exasperatingly to eradicate throughout...
A government taxed drug which has caused many social ills is Alcohol. As well as Tobacco. Both are addictive but legal.Addiction can come in not just the physical form we associate with the strung...