What discovery led to a dramatic decrease in institutionalized populations in the United States between 1955 and 2000?

Question

Quizplus · Accepted Answer

Phenothiazines were the first antipsychotic medications discovered in the 1950s, which led to the deinstitutionalization of people with mental illness in the United States. This medication allowed people to manage their symptoms outside of institutions and led to a decrease in institutionalized populations between 1955 and 2000.

What Discovery Led to a Dramatic Decrease in Institutionalized Populations