Pharmacology Practice

20 learning units • 10 questions per unit • 200 explained questions

Module 01 — General Pharmacology & Drug Development

Choose an option and check your answer for immediate feedback. You can change an answer and try again.

Self-study feedback only. Results are not saved to your student record.

Question 01 • Single best answer

Which name most directly identifies the active drug substance across brands?

A. Manufacturer name B. Packaging color C. Trade slogan D. Generic name

Question 02 • Single best answer

Which route has complete systemic bioavailability by definition?

A. Oral B. Subcutaneous C. Intramuscular D. Intravenous

Question 03 • Single best answer

A 250 mg/5 mL suspension is prescribed as a 500 mg teaching dose. What volume is required?

A. 2.5 mL B. 10 mL C. 5 mL D. 20 mL

Question 04 • Single best answer

What is the principal concern when crushing an extended-release tablet?

A. Guaranteed loss of all drug activity B. Unintended rapid drug release C. Conversion into a sterile injection D. Elimination of all interactions

Question 05 • Single best answer

Which activity typically belongs to phase I drug development?

A. Population-wide post-marketing surveillance B. Early human safety and pharmacokinetic evaluation C. Routine marketing without human data D. Confirmation of every rare adverse event

Question 06 • Single best answer

Which design feature most directly reduces confounding between trial groups?

A. Attractive packaging B. Random allocation C. Restricting publication to positive results D. Using only laboratory surrogates

Question 07 • Single best answer

An event rate falls from 10% to 8%. What is the absolute risk reduction?

A. 20 percentage points B. 80 percentage points C. 2 percentage points D. 0.2 percentage points

Question 08 • Single best answer

With an absolute risk reduction of 0.02, what is the number needed to treat over the study period?

A. 2 B. 20 C. 500 D. 50

Question 09 • Single best answer

A patient uses eye drops and develops a systemic adverse effect. Which principle explains this?

A. Ocular drugs cannot be absorbed B. Only tablets cause adverse effects C. Topical medicines may reach systemic circulation D. Local drugs have no active ingredients

Question 10 • Single best answer

Which stage is particularly useful for detecting very rare adverse reactions?

A. Post-marketing surveillance B. Chemical naming C. Tablet coloring D. A small single-dose volunteer study