A member asked:

How does an opioid reduce the perception of pain as well as the emotional response to pain? what's the emotional response? what's it do?

A doctor has provided 1 answer

Three receptors: opioid acts on three types of receptors -my, kappa and delta distributed throughout the body in various organs in various densities which are responsible for global and varied effect of these drugs. The most profound analgesic effect is through mu receptor in central nervous system.

Answered 1/17/2015

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