PTCB Practice Test 3

This free PTCB Practice Test 3 has 20 questions built to the 2026 PTCE content outline. Unlike the first two tests, it draws from all four exam domains — medications, patient safety, order entry, and federal requirements. Each question includes a clear explanation of the correct answer. Take it as a quick, full-scope check of your readiness before exam day.

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1. Norvasc is the brand name for which medication?

Atenolol

Amlodipine

Losartan

Levocetirizine

Question 1 of 20

2. Hydrochlorothiazide belongs to which drug class?

ACE inhibitor

Loop diuretic

Thiazide diuretic

Beta blocker

Question 2 of 20

3. Clopidogrel (Plavix) is primarily used for what purpose?

Preventing blood clots

Lowering cholesterol

Reducing stomach acid

Controlling blood sugar

Question 3 of 20

4. Prednisone belongs to which drug class?

Antibiotic

Diuretic

Antihistamine

Corticosteroid

Question 4 of 20

5. Ondansetron (Zofran) is most commonly used to treat what?

Depression

Bacterial infection

Nausea and vomiting

High blood pressure

Question 5 of 20

6. A patient taking simvastatin should avoid which beverage due to a significant interaction?

Milk

Coffee

Orange juice

Grapefruit juice

Question 6 of 20

7. Gabapentin is commonly prescribed for which conditions?

Acid reflux

Nerve pain and seizures

High cholesterol

Hypertension

Question 7 of 20

8. Why should a dose be written as "0.5 mg" rather than ".5 mg"?

It looks more professional

It indicates a liquid medication

It is required for controlled substances only

The leading zero prevents a tenfold dosing error

Question 8 of 20

9. Which of the following is a high-alert medication?

Heparin

Cetirizine

Guaifenesin

Calcium carbonate

Question 9 of 20

10. "Celexa" and "Celebrex" are an example of what kind of medication error risk?

Therapeutic duplication

Look-alike/sound-alike drug names

An expired-drug hazard

A drug-food interaction

Question 10 of 20

11. What does a beyond-use date (BUD) indicate?

The date the prescription was filled

The manufacturer's original expiration date

The date the drug was delivered to the pharmacy

The date after which a compounded or repackaged product should not be used

Question 11 of 20

12. A MedGuide must be dispensed with certain medications for what reason?

To calculate the copay

To track inventory

To inform patients of serious risks

To meet insurance requirements

Question 12 of 20

13. The sig "TID" means the medication is taken how often?

Once daily

Twice daily

Three times daily

Every three hours

Question 13 of 20

14. What does the abbreviation "ac" mean on a prescription?

Before meals

After meals

At bedtime

As needed

Question 14 of 20

15. A 0.9% sodium chloride solution contains how many milligrams per milliliter?

9 mg/mL

0.9 mg/mL

90 mg/mL

900 mg/mL

Question 15 of 20

16. An albuterol inhaler contains 200 actuations. If the patient uses 2 puffs four times daily, what is the days supply?

25 days

50 days

20 days

100 days

Question 16 of 20

17. Which federal law requires most prescription medications to be dispensed in child-resistant containers?

HIPAA

Poison Prevention Packaging Act

Controlled Substances Act

Durham-Humphrey Amendment

Question 17 of 20

18. The Combat Methamphetamine Epidemic Act (CMEA) regulates the sale of which product?

Insulin

Acetaminophen

Pseudoephedrine

Loratadine

Question 18 of 20

19. Which agency is responsible for approving new drugs and regulating drug safety?

Food and Drug Administration (FDA)

Drug Enforcement Administration (DEA)

Federal Trade Commission (FTC)

Centers for Medicare and Medicaid Services (CMS)

Question 19 of 20

20. What is the main purpose of the Drug Supply Chain Security Act (DSCSA)?

To license pharmacists

To set medication copays

To schedule controlled substances

To trace prescription drugs through the supply chain

Question 20 of 20

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