Opioid receptors are proteins in the nervous system that interact with opioids. Opioid receptors are part of the endogenous opioid system. This is the body’s internal system for regulating pain, ...

Opioid agonists are substances that activate opioid receptors in the central and peripheral nervous systems. They have several uses, from pain management to treating opioid use disorder. You have ...

Opioid receptors are fantastic targets for treating pain—but unfortunately, the drugs that target them can be addictive. Because the molecules suppress breathing and heart function, those drugs can ...

Unbiased whole-brain mapping of c-Fos identifies active brain regions following a rewarding dose of oxycodone. c-Fos-positive cells are shown in red; white matter tracks are shown in green. Opioids, ...

Opioid drugs such as morphine and fentanyl are like the two-faced Roman god Janus: The kindly face delivers pain relief to millions of sufferers, while the grim face drives an opioid abuse and ...

An existing drug currently used to treat glaucoma, altitude sickness, and seizures may also have the potential to prevent ...

Plant City, Florida - February 18, 2026 - PRESSADVANTAGE - A newly released educational resource examines what laudanum ...

Opioids slot into opioid receptors and activate them. This sends signals to your brain to relieve pain and promote pleasure. Both endogenous opioids, which your body naturally produces, and exogenous ...