Question

Vehicles are the solvent system for the liquefied drug. Which one of them is not an example of a kind of vehicle?

(a) Aqueous vehicle

(b) Non-aqueous water-miscible vehicles

(c) Non-aqueous water immiscible vehicles

(d) A salt solution of the drug

The question was posed to me in exam.

My doubt is from Dosage Form Factors Affecting Drug Absorption topic in portion Absorption of Drugs of Drug Biotechnology

Answer 1

Correct option is (d) A salt solution of the drug

The explanation is: Vehicle is the solvent system for a liquid oral drug. There are 3 types of solvent drug, aqueous vehicle consisting of water, syrup, etc. Non-aqueous water-miscible vehicles consisting of propylene glycol, glycerol, sorbitol, etc. Nonaqueous water immiscible vehicles consisting of vegetable oils.