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Flashcards in Basic Principles of Pharmacology Deck (2):
1

What drugs display zero order kinetics?

WHAT PET
Warfarin
Heparin
Aspirin
Tolbutamide
Phenytoin
Ethanol
Theophylline

2

Substance A is a weak acid with a pKa of 3.5
What is the predicted degree of absorption of the said substance if the stomach has a pH of 2.5?
A. It is predominantly unprotonated thus favoring absorption.
B. It is predominantly protonated thus favoring absorption.
C. It is predominantly unprotonated thus it is poorly absorbed.
D. It is predominantly protonated thus it is poorly absorbed.

B. It is predominantly protonated thus favoring absorption.

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