partial agonist

Incomplete receptor stimulator

A partial agonist is a substance that binds to a receptor and activates it, but produces a weaker response than a full agonist would.

Even at maximum doses, partial agonists cannot achieve the full effect.

This property makes them useful in medicine—buprenorphine treats opioid addiction by occupying receptors enough to prevent withdrawal while limiting euphoria and overdose risk.

Related

naloxone · opioid · opioid crisis · dopamine · serotonin · threshold · dose-response · ceiling · occupancy · ligand · modulator · stimulation · blockade · withdrawal · tolerance · suboxone · methadone · harm reduction

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Opposites
receptor activation efficacy

partial agonistantagonist

One who opposes another

Family

partial, part, partly, partiality, partially, impartial, impartiality, partake, particle

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