Hallucinogens including PCP, Peyote, LSD, and Ecstasy are not usually considered addictive substances. But, frequently using the same can make a person psychologically dependent on it. In most cases, people who are on Hallucinogenic Drug also depend on other addictive substances. And, they are required to be treated for other drug dependencies. There are many Hallucinogen Drug Rehab Facilities that provide treatment for Hallucinogen Drug dependency and other related addictions.