pharmacokinetics

pharmacokinetics
Movements of drugs within biologic systems, as affected by uptake, distribution, binding, elimination, and biotransformation; particularly the rates of such movements. [pharmaco- + G. kinesis, movement]

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phar·ma·co·ki·net·ics -kō-kə-'net-iks, -kō-kī- n pl but sing in constr
1) the study of the bodily absorption, distribution, metabolism, and excretion of drugs
2) the characteristic interactions of a drug and the body in terms of its absorption, distribution, metabolism, and excretion <evaluated the \pharmacokinetics of a single theophylline dose (Jour. Amer. Med. Assoc.)>
phar·ma·co·ki·net·ic -ik adj

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n.
the study of how drugs are handled within the body, including their absorption, distribution, metabolism, and excretion. It is concerned with such matters as how drug concentration in the body changes with time, how drugs pass across cell membranes, how often they should be given, what the effect of long-term administration may be, how drugs interact with each other, and how individual variations affect all these things.

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phar·ma·co·ki·net·ics (fahr″mə-ko-kĭ-netґiks) the activity or fate of drugs in the body over a period of time, including the processes of absorption, distribution, localization in tissues, biotransformation, and excretion.

Medical dictionary. 2011.

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Look at other dictionaries:

  • Pharmacokinetics — (in Greek: “pharmacon” meaning drug and “kinetikos” meaning putting in motion, the study of time dependency; sometimes abbreviated as “PK”) is a branch of pharmacology dedicated to the determination of the fate of substances administered… …   Wikipedia

  • pharmacokinetics — 1960, from pharmaco , Latinized comb. form of Gk. pharmakon medicine (see PHARMACEUTICAL (Cf. pharmaceutical)) + KINETIC (Cf. kinetic) …   Etymology dictionary

  • pharmacokinetics — [fär΄mə kō ki net′iks] n. [ PHARMACO + KINETICS] the branch of pharmacology that deals with the absorption, distribution, and elimination of drugs by the body pharmacokinetic adj …   English World dictionary

  • pharmacokinetics — noun plural but singular in construction Date: 1960 1. the study of the bodily absorption, distribution, metabolism, and excretion of drugs 2. the characteristic interactions of a drug and the body in terms of its absorption, distribution,… …   New Collegiate Dictionary

  • pharmacokinetics — The study of what the body does to drugs, in contrast to pharmacodynamics …   Dictionary of molecular biology

  • pharmacokinetics — /fahr meuh koh ki net iks, kuy /, n. (used with a sing. v.) Pharm. the branch of pharmacology that studies the fate of pharmacological substances in the body, as their absorption, distribution, metabolism, and elimination. [1955 60; PHARMACO +… …   Universalium

  • pharmacokinetics — noun A branch of pharmacology concerned with the rate at which drugs are absorbed, distributed, metabolized, and eliminated by the body. See Also: pharmacodynamics …   Wiktionary

  • pharmacokinetics — n. study of the activity and interaction of medications within the body (including absorption, distribution, metabolism, and excretion) …   English contemporary dictionary

  • pharmacokinetics — plural noun [treated as sing.] the branch of pharmacology concerned with how drugs move and are absorbed within the body. Derivatives pharmacokinetic adjective …   English new terms dictionary

  • pharmacokinetics — phar·ma·co·kinetics …   English syllables

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