potentiation

Interaction between two or more drugs or agents resulting in a pharmacologic response greater than the sum of individual responses to each drug or agent.

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po·ten·ti·a·tion (po-ten″she-aґshən) 1. the increasing of potency; particularly, the synergistic action of two drugs, so that their effect together is greater than the sum of the effects that each one has alone. 2. posttetanic p.

Medical dictionary. 2011.

Look at other dictionaries:

  • potentiation — Increase in quantal release at a synapse following repetitive stimulation. Whereas facilitation at synapses lasts a few hundred milliseconds, potentiation may last minutes to hours …   Dictionary of molecular biology

  • potentiation — noun see potentiate …   New Collegiate Dictionary

  • potentiation — See potentiate. * * * …   Universalium

  • potentiation — noun The action of a substance, at a dose that does not itself have an adverse action, in enhancing the effect of another substance See Also: potentiate …   Wiktionary

  • potentiation — n. increase of intensity, increase of strength; increase of ability, increase of capability …   English contemporary dictionary

  • potentiation — noun Physiology the increase in strength of nerve impulses along pathways which have been used previously, either short term or long term …   English new terms dictionary

  • potentiation — po·ten·ti·a·tion …   English syllables

  • potentiation — In medicine, the effect of increasing the potency or effectiveness of a drug or other treatment …   English dictionary of cancer terms

  • potentiation — noun (medicine) the synergistic effect of two drugs given simultaneously • Derivationally related forms: ↑potentiate • Topics: ↑medicine, ↑medical specialty • Hypernyms: ↑synergy, ↑ …   Useful english dictionary

  • Long-term potentiation — (LTP) is a persistent increase in synaptic strength following high frequency stimulation of a chemical synapse. Studies of LTP are often carried out in slices of the hippocampus, an important organ for learning and memory. In such studies,… …   Wikipedia

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