Morphine

Definition

Morphine is a powerful opioid drug that is commonly used for pain relief. It acts on the central nervous system to reduce the perception of pain and produce feelings of pleasure.

Related terms

Opioids:

These are a class of drugs that include morphine and work by binding to opioid receptors in the brain to produce pain relief and euphoria.

Endorphins:

These are natural chemicals produced by the body that also bind to opioid receptors. They play a role in regulating pain, mood, and pleasure.

Tolerance:

With prolonged use of opioids like morphine, the body can develop tolerance, meaning higher doses are needed to achieve the same effects.