Latest Drugs, Latest Approval in Peripheral opioid receptor agonists

What are Peripheral opioid receptor agonists?

Peripheral opioid receptor agonists act on opioid receptors outside of the central nervous system, which are found in high concentrations in the bronchial smooth muscle, digestive tract, skin, and peripheral nerves. Peripheral opioid receptor agonists do not readily cross the blood-brain barrier.