The group of researchers were the first to take snapshots of the moment naloxone reverses an opioid overdose in the brain.

Scientists have visualized for the first time how opioids such as loperamide and the antidote naloxone engage a key brain receptor, offering insight that could lead to better pain treatments.

Scientists have known for decades that opioids relieve pain by binding to molecular switches in the brain called mu-opioid receptors. What they didn't know—until now—was exactly what happens next. A ...

By Dennis Thompson HealthDay ReporterTHURSDAY, Nov. 20, 2025 (HealthDay News) — The opioid addiction medication buprenorphine ...

A class of synthetic drugs called nitazines have been around since the 1950s — but are quickly gaining a foothold in street drugs.

A proposal to ban the sale of a powerful synthetic compound derived from the kratom plant advanced at Rockford City Council ...

It has been almost two weeks since Kentucky Governor Andy Beshear banned Kratom extract 7-Hydroxymitraginyne, also known as 7 ...

You’ve probably felt it before: that euphoric feeling after biting into one of your favorite foods. Your eyes roll back, you ...

Kratom is an herbal extract that comes from the leaves of an evergreen tree called Mitragyna speciosa. The tree grows in ...

ART-501, formerly known as ARD-501 or TLX-032 for Tulex, is a proprietary oral liquid extended-release formulation of an ...

Falling overdose numbers don’t tell the whole story. Survivors and local experts warn the drug crisis still touches every ...

It’s legal and available at convenience stores and online as tablets, capsules, or extract, or even in the form of a tea.