There may be established at an institution, or portion thereof, to be designated by the secretary of the department of social and health services, programs for treatment and rehabilitation of persons in need of medical care and treatment due to narcotic abuse or dangerous drug abuse. Such programs may include facilities for both residential and outpatient treatment. The secretary of the department of social and health services shall promulgate rules and regulations governing the voluntary admission, treatment, and release of such patients, and all other matters incident to the proper administration of this section.