minimum effective concentration


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minimum effective concentration

The minimum concentration of a drug in serum required to produce a desired pharmacological effect in most patients.

minimum effective concentration

Therapeutics The minimum serum drug concentration necessary to produce a desired pharmacologic effect in most Pts. See Minimum bactericidal concentration.

concentration

1. increase in strength by evaporation.
2. the ratio of the mass or volume of a solute to the mass or volume of the solution or solvent.

hydrogen ion concentration
an expression of the degree of acidity or alkalinity (pH) of a solution. See also acid-base balance.
mass concentration
the mass of a constituent substance divided by the volume of the mixture, as milligrams per liter (mg/l).
minimum effective concentration
the threshold level of a drug in plasma below which the efficiency of the drug as a treatment drops off sharply.
molar concentration
the amount of a constituent in moles (millimoles or micromoles) divided by the volume of the mixture, as millimoles per liter (mmol/l).
concentration test
a test of renal function based on the patient's ability to concentrate urine. See water deprivation test.
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