Cocaine is regarded today as a major social evil and as amedical problem of vast proportions. Only a century ago however, cocaine was believed to be a harmless stimulant and cure-all. Highly reapectable scientists such as psychoanalyst sigmund freud experimented with cocaine. The original 1886 formula for coca-cola included three parts coca leaves (the source of cocaine) to one part cola nut. The original coca-cola was advertised not only as a refreahing beverage, but as a medicine to "cure all nervous afflictions-sick headache,neuralgia,hysteria,melancholy,etc.