A non-urgent walk-in clinic for patients with a history of alcohol or drug use who are motivated to get help. It is designed for patients who are seeking substance use treatment for the first time, or those who have recently returned to use and are not connected with any substance use treatment service. The only medications that are prescribed are those that treat withdrawal or reduce cravings for the substance used. Services Offered at the Clinic: - Assessment of substance use concerns and review of treatment options - Brief individual counseling and psychotherapy - Management of acute alcohol and opioid withdrawal - Outpatient tapering of patients on opioids or benzodiazepines - Medication-assisted treatment of alcohol, opioid and cannabis use disorders - Education on overdose prevention and use of naloxone - Referral to community supports and treatment programs