KATZUNG'S BASIC AND
CLINICAL PHARMACOLOGY
16TH EDITION
• AUTHOR(S)TODD W.
VANDERAH
TEST BANK
,Question 1
A nurse is participating in a clinical trial for a new medication.
Which action best demonstrates the primary purpose of Phase
III clinical testing?
A. Determining whether the drug has any biologic activity in
healthy volunteers
B. Evaluating the medication's effectiveness and monitoring
adverse effects in a large patient population
C. Identifying the chemical structure of the investigational drug
D. Monitoring rare adverse effects after the medication has
been marketed
Correct Answer: B
Rationale:
Phase III trials evaluate efficacy and safety in a large group of
patients with the target condition before regulatory review.
Option A describes Phase I testing, which primarily evaluates
safety and dosage in a small group, often healthy volunteers.
Option C occurs during drug discovery and preclinical
development rather than clinical testing. Option D describes
post-marketing (Phase IV) surveillance.
Question 2
,A nurse is teaching a patient about generic medications. Which
statement by the nurse is most accurate?
A. Generic medications must have the same active ingredient
and demonstrate bioequivalence to the reference product.
B. Generic medications always have identical inactive
ingredients as the brand-name product.
C. Generic medications are less effective because they cost less.
D. Generic medications do not require regulatory review before
marketing.
Correct Answer: A
Rationale:
Generic medications are required to contain the same active
ingredient, dosage form, strength, route of administration, and
demonstrate bioequivalence to the reference drug. Inactive
ingredients may differ. Lower cost does not indicate lower
effectiveness. Regulatory review is required before approval.
Question 3
A nurse is reviewing a patient's medication history before
administering a newly prescribed drug. Which finding is most
important to report before administration?
A. The patient prefers taking medications with food.
, B. The patient has a documented allergy to a medication in the
same pharmacologic class.
C. The patient drinks coffee every morning.
D. The patient requests water instead of juice with medications.
Correct Answer: B
Rationale:
A documented allergy to a medication in the same class may
increase the risk of a serious hypersensitivity reaction and
requires clarification before administration. The remaining
findings are generally not contraindications unless specific drug
interactions exist.
Question 4
A patient asks why a medication was withdrawn from the
market several years after approval. Which response by the
nurse is most appropriate?
A. "The medication probably became too expensive to
manufacture."
B. "Post-marketing surveillance can identify rare adverse effects
that were not detected during clinical trials."
C. "The medication was likely less effective than all newer
drugs."
CLINICAL PHARMACOLOGY
16TH EDITION
• AUTHOR(S)TODD W.
VANDERAH
TEST BANK
,Question 1
A nurse is participating in a clinical trial for a new medication.
Which action best demonstrates the primary purpose of Phase
III clinical testing?
A. Determining whether the drug has any biologic activity in
healthy volunteers
B. Evaluating the medication's effectiveness and monitoring
adverse effects in a large patient population
C. Identifying the chemical structure of the investigational drug
D. Monitoring rare adverse effects after the medication has
been marketed
Correct Answer: B
Rationale:
Phase III trials evaluate efficacy and safety in a large group of
patients with the target condition before regulatory review.
Option A describes Phase I testing, which primarily evaluates
safety and dosage in a small group, often healthy volunteers.
Option C occurs during drug discovery and preclinical
development rather than clinical testing. Option D describes
post-marketing (Phase IV) surveillance.
Question 2
,A nurse is teaching a patient about generic medications. Which
statement by the nurse is most accurate?
A. Generic medications must have the same active ingredient
and demonstrate bioequivalence to the reference product.
B. Generic medications always have identical inactive
ingredients as the brand-name product.
C. Generic medications are less effective because they cost less.
D. Generic medications do not require regulatory review before
marketing.
Correct Answer: A
Rationale:
Generic medications are required to contain the same active
ingredient, dosage form, strength, route of administration, and
demonstrate bioequivalence to the reference drug. Inactive
ingredients may differ. Lower cost does not indicate lower
effectiveness. Regulatory review is required before approval.
Question 3
A nurse is reviewing a patient's medication history before
administering a newly prescribed drug. Which finding is most
important to report before administration?
A. The patient prefers taking medications with food.
, B. The patient has a documented allergy to a medication in the
same pharmacologic class.
C. The patient drinks coffee every morning.
D. The patient requests water instead of juice with medications.
Correct Answer: B
Rationale:
A documented allergy to a medication in the same class may
increase the risk of a serious hypersensitivity reaction and
requires clarification before administration. The remaining
findings are generally not contraindications unless specific drug
interactions exist.
Question 4
A patient asks why a medication was withdrawn from the
market several years after approval. Which response by the
nurse is most appropriate?
A. "The medication probably became too expensive to
manufacture."
B. "Post-marketing surveillance can identify rare adverse effects
that were not detected during clinical trials."
C. "The medication was likely less effective than all newer
drugs."
