One of the following is not correct about the trough level of a drug:Question 38Answera.Trough level is used as a marker of drug exposure.b.Trough level is the concentration of the drug in the blood immediately before the next dose is administered.c.The highest level of medication in the bloodd.Trough level indicates the lowest concentration in an individual's body.

what is peak drug x level attained at steady state if 100mg is given intravenous injection every 6hrs. the patient ke=0.35/hr and Vd = 20L

Terminology associated with serum drug levelsSerum drug levelsTherapeutic indexMinimal effective concentrationTherapeutic levelToxic levelSerum half-life

Which of the following offers the most likely explanation for the substantially higher peak plasma concentration of acetaminophen following IV administration when compared to oral and rectal routes?Question 32 Answer Choices   A.  The drug is poorly absorbed through mucous membranes in the oral cavity and rectum.   B.  A substantial portion of the drug is excreted in the feces before it can be absorbed.   C.  Much of the drug is broken down in the digestive tract prior to absorption.   D.  The liver breaks down a large portion of the drug before it reaches the systemic circulation after oral or rectal administration.

What is the peak drug Z level attained at steady state if 150 mg is given by IV injection every 8 hr, the half-life of drug Z in patient being 6 hr and volume of distribution = 0.3 L/kg? (NB pt wt =75 Kg).

Determine the CORRECT terms used in drug-receptor interactions with the appropriate responses. A. Difference in intrinsic abilities of two drugs bound to the same receptor to elicit an the effect is the Relative Potency. TRUE/FALSE B. Relative Affinity shows the relative position of drugs along the dose-response curve axis. TRUE/FALSE C. The comparison of the amount that causes therapeutic effect to the amount that causes toxicity is the Therapeutic Index. TRUE/FALSE D. Relative Efficacy determines the concentration of drug required to produce a certain degree of rightward shift in the presence of its antagonist. TRUE/FALSE E. Therapeutic Window is used to define limits of drug concentrations that provide therapeutic efficacy with minimal toxicity. TRUE/FALSE