Yage is a well known combination of mao-inhibitors and dmt plants. The brew is well known by the South American iquitos tribe etc. It is unlike most hallucinogens including marijuana type products, It causes vivid hallucinations of an lsd or mushroom type variety, yet is far more intense and long lasting. It is the most similar to hallucinogenic mushroom intoxication, yet is far more intense.
He called it by its real name, but he still was not one to behold the message of yage, and thus became very frightened.