Three Phases Of Drug Action

Question 1

The first phase in drug action

Answer 1

Pharmaceutic phase

Question 2

Breakdown of a tablet into smaller particles.

Answer 2

Disintegration

Question 3

Dissolving of smaller particles in gastrointestinal fluid before absorption

Answer 3

Dissolution

Question 4

Used in drug preparation to allow drug to take on a particular size and shape and to drug dissolution.

Answer 4

Excipient

Question 5

Resists drug disentegration in gastric acid of stomach, so disintegration does not occur until drug reaches the alkaline environment in the small intestine.

Answer 5

Enteric-coated drug