Pharmacokinetics: Absorption and Distribution — MCQs

A patient given digoxin started having side effects like nausea and vomiting. The serum concentration of digoxin was 4 ng/mL. The plasma therapeutic range is 1-2 ng/mL. If the half-life of digoxin is 40 hours, how long should one wait before resuming the treatment?

Drug X has an affinity for albumin, while drug Y has 150 times greater affinity. Which of the following statements is MOST accurate?

Which of the following drugs is known to have low first pass metabolism?

Which of the following describes the first-pass metabolism?

Diffusion of lipid-insoluble substances across the cell membrane depends on all of the following factors except which one?

Brand A of liposomal amphotericin B is of innovator company and brand B is of a generic company. AUC of Brand A is 124 mg.h/L and AUC of brand B is 115 mg.h/L. Which of the following statements is correct?

Which calcium channel blocker has the shortest duration of action?

Which of the following is excreted in saliva?

Low apparent volume of distribution of drug indicates that:

The following plot comparing pharmacokinetics of different ibuprofen brands is called: