5 Medical diagnostic test strips for use in the field of detection of drugs; Medical diagnostic test strips for surface testing, blood analysis, urine analysis, saliva analysis; Drug testing kits comprised of medical diagnostic reagents and assays that test for the presence of fentanyl; Drug testing kits comprised of medical diagnostic reagents and assays that test for the presence of narcotics; Drug testing kits comprised of medical diagnostic reagents and assays for testing body fluids; pharmaceutical preparations for the treatment of opiate, opioid or narcotic overdose