Which of the following phases constitute the course of drug action from dose to effect?
I.drug administration
II.pharmacognosy
III.pharmacokinetic
IV.pharmacodynamic

Question

Quizplus · Accepted Answer

The course of drug action from dose to effect includes drug administration (I), pharmacokinetic (III), and pharmacodynamic (IV) phases. Pharmacognosy (II) is the study of medicinal drugs derived from natural sources and is not directly involved in the course of drug action from dose to effect. Therefore, the correct choice is B (I, III, and IV).

Which of the Following Phases Constitute the Course of Drug