Pharmo Defs.txt

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  1. What is pharmacology?
    The study of drugs
  2. What is a drug?
    Any chemical or substance used to dx, tx, cure or prevent dz.
  3. What does an antipyretic do?
    Relieves fever.
  4. What does an analgesic do?
    Relieves pain.
  5. Define chelation.
    The combination or addition of a metal in a ring or compound
  6. Define half-life as it pertains to this subject.
    The time required for 1/2 the drug to be eliminated from the body.
  7. Define titration.
    The art of raising/ lowering a drug until clinically effective levels are reached.
  8. Define supra infection.
    An infection that occurs above the original infection, but not necessarily b/c of the original infection. May alter original tx.
  9. Define drug vehicle.
    The substance in which a drug is dissolved or carried. Can be dry or liq.
  10. Define efficacy.
    How well a drug works. (NOT related to how much has to be given)
  11. Define paradoxical.
    When something outside of what is expected happens. (Ex: an induction drug makes the pt bounce off the walls)
  12. Define pharmacodynamics.
    The study of the mechanisms of action of drugs and other biochemical and physiological effects. (What a drug does to a healthy pt with no illness)
  13. Define pharmacotherapy.
    The tx of dzs with medicines.
  14. Define pharmacotherapeutics.
    The study of the MOA of a drug and its biological and physiological effects on a sick pt that has a dz.
  15. Pharmacokinetics
    The study of motion. What happens in the pt concerning drug absorption, blood levels, distribution, metabolism and excretion.
  16. Toxicology.
    Study of ODs and poisons
  17. Posology
    Study of doses
  18. Pharmacy
    The science concerned with collection, preperation, standardization, and dispensing of drugs.
  19. Drug safety
    Based upon therapeutic index.
  20. Effective dose
    The amount of a drug that produces the desired effect in 50% of pts.
  21. Lethal dose
    The amount of a drug that produces death in 50% of pts.
  22. Calculation for therapeutic index

    The TI must be at least 4 for a drug to be considered "safe". The higher the TI, the safer the drug. (As in, the higher the number, the more you can screw up before you kill a pt)
  23. Chemical name
    The really really long one (NOT the generic name)
  24. Generic name
    Made up by a company, refers to the composition. Non-exclusive to the company (the company that picks the generic name does not own it and it can be used by anyone)
  25. Brand/ Trade/ Propietary name
    Picked by a company, has to be registered and is owned. If patented, the company owns that drug formula for 17 years.
  26. Generic drug
    A drug that is made by a company that does not own the drug. These are usually drugs that were never patented or the patent has expired.
  27. Legend drug
    Requires an rx to be obtained.
  28. OTC
    No rx required
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Pharmo Defs.txt

Pharmacology vocabulary and definitions.
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