About Elkton Comprehensive Treatment Center in Elkton, MD Elkton Comprehensive Treatment Center (CTC), which is conveniently located in Elkton, Maryland, is a respected provider of outpatient care for adults age 18 and older of all genders who have been struggling with opioid addiction. Elkton CTC offers medication-assisted treatment (MAT), which employs prescription medication and counseling to help adults end their opioid use and successfully pursue long-term recovery from opioid addiction. MAT is a thoroughly studied form of treatment that has been successfully used in methadone clinics and other opioid treatment programs for decades.