Extended Release Naltrexone Versus Extended Release Buprenorphine with Individuals Leaving Jail

Individuals will receive extended-release buprenorphine, administered as a subcutaneous injection, is available in seven different dosage strengths for weekly (8, 16, 24, and 32 mg) and monthly (64, 96, and 128 mg) administration by a health care professional.

Injectable naltrexone will be used, at a dose of 4cc (380mg of naltrexone), administered by intramuscular injection to the buttocks (alternating sides monthly). Individuals will receive monthly injections.