Types of Dosage Forms: Comprehensive Guide for Pharmacy Students

Question 1

Which of the following reasons is NOT a disadvantage of suppositories?

Accepted Answer

Rapid drug absorption

Answer

Difficulty in insertion

Answer

Discomfort during use

Answer

Tendency to be expelled easily

Question 2

Extended-release dosage forms are primarily designed to:

Accepted Answer

Sustain drug release over an extended period

Answer

Increase the rate of drug absorption

Answer

Prevent drug absorption in the stomach

Answer

Enhance drug bioavailability

Question 3

Which of the following is an example of a transdermal drug delivery system?

Accepted Answer

Patch

Answer

Vaginal ring

Answer

Nasal spray

Answer

Injection

Question 4

Which of the following is NOT a type of ophthalmic dosage form?

Accepted Answer

Oral tablets

Answer

Eye drops

Answer

Eye ointments

Answer

Eye inserts

Question 5

What is the primary purpose of using a diluent in a liquid dosage form?

Accepted Answer

Increase the volume of the solution

Answer

Dissolve the drug substance

Answer

Adjust the pH of the solution

Answer

Enhance drug absorption

Question 6

Which of the following is a characteristic of a sustained-release dosage form?

Accepted Answer

Releases the drug over several hours or days

Answer

Improves drug absorption

Answer

Suitable for drugs with a short half-life

Answer

Requires frequent dosing

Question 7

What is a potential disadvantage of using capsules as a dosage form?

Accepted Answer

Difficulty in swallowing

Answer

Drug interactions

Answer

High production cost

Answer

Limited shelf life

Question 8

Suppositories are typically administered via which route?

Accepted Answer

Rectal

Answer

Oral

Answer

Intravenous

Answer

Topical

Question 9

Transdermal patches are designed to release drugs:

Accepted Answer

Through the skin

Answer

Into the bloodstream

Answer

Directly to the underlying tissue

Answer

Through the mucous membranes

Question 10

Which of the following is NOT a potential disadvantage of parenteral dosage forms?

Accepted Answer

Convenience and ease of administration

Answer

Pain at the injection site

Answer

Risk of infection

Answer

Irritation and allergic reactions

Question 11

The process of converting a drug substance into a dosage form is referred to as:

Accepted Answer

Formulation

Answer

Manufacturing

Answer

Packaging

Answer

Distribution

Question 12

Which of the following dosage forms is applied directly to the skin?

Accepted Answer

Transdermal patch

Answer

Suspension

Answer

Capsule

Answer

Injection

Question 13

The primary mode of administration for parenteral dosage forms is:

Accepted Answer

Injection or infusion

Answer

Oral ingestion

Answer

Transdermal absorption

Answer

Rectal insertion

Question 14

Which of the following factors is irrelevant to the selection of an appropriate dosage form?

Accepted Answer

Color and shape of the dosage form

Answer

Age and health status of the patient

Answer

Chemical stability of the drug

Answer

Desired therapeutic effect

Question 15

The main purpose of using an enteric coating on a tablet is to:

Accepted Answer

Protect the drug from degradation by stomach acid

Answer

Enhance drug absorption in the intestine

Answer

Sustain the release of the drug over an extended period

Answer

Improve the taste and palatability of the drug

Question 16

Bioavailability refers to the:

Accepted Answer

Proportion of the administered drug that reaches the bloodstream

Answer

Rate at which the drug is absorbed into the body

Answer

Time it takes for the drug to exert its maximum effect

Answer

Concentration of the drug in the blood plasma

Question 17

Which of the following is not a type of transdermal dosage form?

Accepted Answer

Capsule

Answer

Patch

Answer

Gel

Answer

Ointment

Question 18

Design a suitable controlled-release dosage form for a drug with a short half-life and high first-pass metabolism. Explain your choice, considering the drug's properties and the desired therapeutic effect.

Accepted Answer

Sustained-release capsule

Answer

Immediate-release tablet

Answer

Effervescent powder

Answer

Transdermal patch

Question 19

Which of the following is NOT a solid dosage form?

Accepted Answer

Suspension

Answer

Tablet

Answer

Capsule

Question 20

Enteric-coated tablets are primarily designed to:

Accepted Answer

Protect the drug from the acidic environment of the stomach

Answer

Increase drug absorption in the small intestine exclusively

Answer

Provide sustained release of the drug exclusively

Question 21

A key advantage of liquid dosage forms is:

Accepted Answer

Ease of administration for patients who have difficulty swallowing solids

Answer

Guaranteed high bioavailability compared to other forms

Answer

Enhanced stability during storage

Question 22

Which injectable dosage form is typically used for drugs that are unstable in aqueous solutions?

Accepted Answer

Oily injection

Answer

Emulsion injection

Answer

Suspension injection

Answer

Aqueous injection

Question 23

Transdermal patches are primarily used for:

Accepted Answer

Sustained release of the drug through the skin

Answer

Rapid onset of action

Answer

Targeted delivery to specific body parts

Answer

High bioavailability compared to other routes

Question 24

Which of the following factors is considered when selecting an appropriate dosage form?

Accepted Answer

Patient's age, physiological state, and lifestyle

Answer

Drug stability only

Answer

Cost of manufacturing solely

Answer

Physician's preference without considering other factors

Question 25

A prodrug can be defined as:

Accepted Answer

A chemically modified form of a drug that is converted to the active form in the body

Answer

A drug that targets specific cells or tissues exclusively

Answer

A drug that is always administered in combination with another drug to enhance its effects

Question 26

Which of the following is classified as a semi-solid dosage form?

Accepted Answer

Cream

Answer

Injection

Answer

Suppository

Answer

Tablet

Question 27

The bioavailability of a drug refers to:

Accepted Answer

The percentage of the administered drug that reaches the systemic circulation

Answer

The rate at which the drug is absorbed into the body

Answer

The time it takes for the drug to reach its maximum concentration in the blood

Question 28

A potential disadvantage associated with the development of novel drug delivery systems is:

Accepted Answer

Increased cost of development and manufacturing

Answer

Improved patient compliance with medication regimens

Answer

Enhanced stability of the drug product

Answer

Reduced incidence of side effects