A Psychotherapeutic View on the Therapeutic Effects of Ritual Ayahuasca Use in the Treatment of Addiction Anja LOIZAGA-VELDER MAPS Bulletin Special Edition, Spring 2013, 36-40.   Ayahuasca is a traditional plant preparation of the Amazon basin with psychoactive properties. In recent decades ayahuasca has gained the attention of researchers in multiple disciplines worldwide due to its acclaimed therapeutic and spiritual qualities. It is an admixture of two plants : the harmaline containing vine Banisteriopsis caapi, and the DMT-containing leafs from the Psychotria viridis bush. It is typically administered by a trained expert in a ritual context. The use of ayahuasca has spread beyond the Amazon [...]