A: efficacy
B: potency
C: excitation
D: inhibition
E: agonist
举一反三
- True statements about potency and efficacy include which of the followings? A: The slope of the dose-response curve gives a good idea of a drug’s efficacy B: Potency refers to different amounts of two or more drugs that are needed to produce the same effect C: The log dose-response curve allows comparison of the relative potency of two drugs but not a comparison of their efficacy D: Potency and efficacy are unrelated properties
- Efficacy means A: the concentration at which the drug elicits 50% of its maximal effect B: the maximal effect produced by the drug C: the dose at which 50% of subjects exhibit a therapeutic response to a drug D: the dose at which 50% of subjects dies E: the dose at which 50% of subjects exhibit a toxic reaction
- A drug combine with the receptors and show its effects, the drug is called A: partial agonist B: agonist C: noncompetitive antagonist D: competitive antagonist E: blocker
- Clinical trial IV (四期临床实验) is （ ） A: focusing on the effects on body functions, dose definition, pharmacokinetics B: focusing on the effects on disease: safety, efficacy dose, pharmacokinetics C: focusing on effects about patient groups compared with standard therapy FDA approval D: long-term benefit- risk evaluation
- Which of the following belongs to the drug factors affecting drug efficacy? A: Dosage form B: Dose C: Age D: Gender E: Race
内容
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The drug with a high efficacy must be of high potency too
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What is the basic process of neural activity?() A: Excitation B: Inhibition C: Response D: Feedback E: Reflex
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Which of the following drugs that is use...er called seretonin?
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What<br/>is the basic process of neural activity?() A: Excitation B: Inhibition C: Response D: Feedback E: Reflex
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Bioavailability of drugs is A: established by FDA regulation at 100% for preparations for intramuscular injection B: 100% for oral preparations that are not metabolized in the liver C: calculated from the peak concentration of drug divided by the dose administered D: important because bioavailability determines what fraction of the administered dose reaches the systemic circulation E: equal to 1 (100%) only for drugs administered by any parenteral route