To amend the Indian Alcohol and Substance Abuse Prevention and Treatment Act of 1986 (25 U.S.C. 2401 et seq).

Amends the Indian Alcohol and Substance Abuse Prevention and Treatment Act of 1986 to authorize appropriations through FY 1994 for: (1) grants to Indian tribes to establish Tribal Action Plans; (2) publication of an alcohol and substance abuse newsletter; (3) pilot programs for Indian youth relating to alcohol and substance abuse prevention and treatment; (4) emergency shelters and halfway houses for Indian youth who are alcohol or drug abusers; (5) investigation and control of illegal narcotics traffic on the Tohono O'Odham and St. Regis Reservations in Arizona and New York, respectively; (6) eradication of marijuana cultivated within Indian country; (7) Bureau of Indian Affairs law enforcement and judicial training; (8) construction and renovation of juvenile detention centers and regional treatment centers for detoxification and rehabilitation of Indian youth who are alcohol and substance abusers; (9) Indian Health Service programs, including rehabilitation and aftercare services, and local residential or regional alcohol and substance abuse treatment centers in federally owned structures for such Indian youth; (10) training and community education; (11) grants to the Navajo tribe to establish a demonstration program in Gallup, New Mexico, to rehabilitate adult Navajo Indians suffering from alcoholism or alcohol abuse; and (12) grants to urban Indian organizations for the treatment and prevention of alcohol and substance abuse.

Directs the Secretary of the Interior to provide assistance to the Makah Indian Tribe of Washington for the investigation and control of illegal narcotic traffic on the Makah Indian Reservation. Authorizes appropriations for FY 1992 through 1994 for such assistance.

Directs the Secretary, in carrying out the Indian Health Service program, to provide assistance to Indian tribes to develop criteria for the certification of alcohol and substance abuse service providers and accreditation of service facilities which meet the minimum standards.

Authorizes the Secretary to make funds available to the Tanana Chiefs Conference, Incorporated, for leasing, constructing, renovating, operating, and maintaining a residential youth treatment facility in Fairbanks, Alaska.

Requires that not less than ten percent of the funds appropriated for rehabilitation and follow-up services for Indian youth who are alcohol or substance abusers be used for related outpatient care of adult family members.

Directs the Secretary of Health and Human Services to conduct a study to determine the incidence and prevalence of abuse of multiple forms of drugs, including alcohol, among Indian youth residing on Indian reservations and in urban areas and the interrelationship of such abuse with mental illness among such youth. Authorizes appropriations.

Directs the Secretary to: (1) make grants to Indian tribes to establish fetal alcohol syndrome programs; and (2) assist Indian tribes in developing, printing, and disseminating educational and prevention materials on such syndrome. Authorizes appropriations for FY 1992 through 1994 for such grants. Requires that ten percent of the funds appropriated be used for grants to urban Indian organizations.