Under the American psychological association guidelines for psychology research, participants of research are never to be coerced for research purposes. This is because any action in this resemblance will greatly hinder the objectives of research or even largely affect results of research. This goes against their ethical guidelines.
According to the code of Ethical Standard of American Psychological Association which applies to the clinical psychological researchers; it clearly mentioned that the researchers should not coerce the participants. Researchers cannot offer excessive or inappropriate financial or other awards as mentioned in code of ethical standards.
These types of drugs are those that either inhibit or stimulate the CNS or central nervous system to cause the hallucinogenic effects such as those of the LSD or the marijuana and thus thee use has been prohibited globally.