About Pottstown CTC Methadone Clinic in Pottstown, PA Pottstown Comprehensive Treatment Center (CTC) serves adults in and around the Pottstown, Pennsylvania, area who are struggling with opioid addiction. Our CTC provides medication-assisted treatment (MAT). This service incorporates prescription medication and counseling to help patients end their opioid use and maintain long-term recovery from opioid addiction. Decades ago, when MAT was first approved for use in the United States, methadone clinics were limited to one type of medication. Today, outpatient opioid addiction treatment centers like Pottstown CTC are authorized to offer multiple medication options.