Check out www.MAPS.org to learn about current research in this area. Self administering is not recommended for treatement in most every piece of literature i have reviewed. MAPS is doing fabulous research and definitely worth exploring in my opinion.
Founded in 1986, the Multidisciplinary Association for Psychedelic Studies (MAPS) is a 501(c)(3) non-profit research and educational organization that develops medical, legal, and cultural contexts for people to benefit from the careful uses of psychedelics and marijuana