The Food and Drug Administration (FDA) will now restrict imports of the animal tranquilizer Xylazine. The drug known on the street as "Tranq" has infiltrated much of the country’s fentanyl and heroin ...

In March 2023, the U.S. Food and Drug Administration approved naloxone as a nonprescription nasal spray to reverse the effects of an opioid overdose. Michael Siluk/UCG/Universal Images Group via Getty ...