Sexual Health & Medical Wellness A Novel Vaccine Strategy Offers Broad Protection Against Fentanyl and Its Illicit Variants, Marking a Potential Turning Point in the Opioid Crisis. July 5, 2026 Susilo Ahmad Fentanyl has solidified its position as one of the most devastating illicit drugs in the United States, driving an unprecedented surge in overdose fatalities. Each year, fentanyl and its rapidly…