title: Drug dependence: an age-old problem compounded by old age.
mesh_terms: D000368:Aged; D000437:Alcoholism / Q000534:rehabilitation; D003704:Dementia / Q000150:complications; D011307:Drug Prescriptions; D004358:Drug Therapy; D005853:Geriatrics; D006801:Humans; D008691:Methadone / Q000627:therapeutic use; D004364:Pharmaceutical Preparations / Q000008:administration & dosage; D011600:Psychopharmacology; D013375:Substance Withdrawal Syndrome; D019966:Substance-Related Disorders / Q000534:rehabilitation
chemical_list: D004364:Pharmaceutical Preparations; D008691:Methadone