KATZUNG'S BASIC AND
CLINICAL PHARMACOLOGY
16TH EDITION
• AUTHOR(S)TODD W.
VANDERAH
TEST BANK
,Question 1
A nurse is explaining why medications undergo multiple phases
of clinical research before becoming widely available. Which
statement best describes the primary purpose of Phase III
clinical trials?
A. To determine the drug's effects in laboratory animals
B. To evaluate safety and effectiveness in a large population
before regulatory review
C. To identify the chemical structure of the medication
D. To monitor rare adverse effects after marketing
Correct Answer: B
Rationale:
Phase III clinical trials evaluate a medication's safety and
therapeutic effectiveness in a large, diverse patient population
and provide the evidence needed for regulatory review. Option
A describes preclinical testing. Option C occurs during drug
discovery and development. Option D describes post-marketing
surveillance, which occurs after approval.
Question 2
A nurse is preparing to administer a newly prescribed
medication. Before giving the first dose, which action best
promotes medication safety?
,A. Confirm the patient's identity using at least two approved
identifiers.
B. Ask a family member whether the medication has been taken
before.
C. Administer the medication immediately to avoid delaying
treatment.
D. Compare the medication only with the patient's diagnosis.
Correct Answer: A
Rationale:
Using at least two approved patient identifiers helps ensure the
correct patient receives the correct medication and is a
fundamental medication safety practice. Family members may
provide useful information but cannot replace patient
identification. Administering a medication without verification
increases the risk of error. The diagnosis alone is insufficient to
verify the appropriateness of medication administration.
Question 3
A patient asks why a generic medication was substituted for a
brand-name prescription. Which response by the nurse is most
appropriate?
A. "Generic medications are required to meet established
standards for quality and bioequivalence."
, B. "Generic medications always produce stronger therapeutic
effects."
C. "Generic medications contain completely different active
ingredients."
D. "Generic medications never cause adverse effects."
Correct Answer: A
Rationale:
Approved generic medications are expected to meet quality
standards and demonstrate bioequivalence to the reference
product. They contain the same active ingredient, although
inactive ingredients may differ. They are not necessarily
stronger, and both generic and brand-name medications may
cause adverse effects.
Question 4
A patient participating in a clinical trial asks what informed
consent means. Which explanation by the nurse is most
accurate?
A. It guarantees that the experimental medication will be
effective.
B. It allows participation after receiving understandable
information about the study, including risks and benefits.
C. It prevents the participant from leaving the study.
CLINICAL PHARMACOLOGY
16TH EDITION
• AUTHOR(S)TODD W.
VANDERAH
TEST BANK
,Question 1
A nurse is explaining why medications undergo multiple phases
of clinical research before becoming widely available. Which
statement best describes the primary purpose of Phase III
clinical trials?
A. To determine the drug's effects in laboratory animals
B. To evaluate safety and effectiveness in a large population
before regulatory review
C. To identify the chemical structure of the medication
D. To monitor rare adverse effects after marketing
Correct Answer: B
Rationale:
Phase III clinical trials evaluate a medication's safety and
therapeutic effectiveness in a large, diverse patient population
and provide the evidence needed for regulatory review. Option
A describes preclinical testing. Option C occurs during drug
discovery and development. Option D describes post-marketing
surveillance, which occurs after approval.
Question 2
A nurse is preparing to administer a newly prescribed
medication. Before giving the first dose, which action best
promotes medication safety?
,A. Confirm the patient's identity using at least two approved
identifiers.
B. Ask a family member whether the medication has been taken
before.
C. Administer the medication immediately to avoid delaying
treatment.
D. Compare the medication only with the patient's diagnosis.
Correct Answer: A
Rationale:
Using at least two approved patient identifiers helps ensure the
correct patient receives the correct medication and is a
fundamental medication safety practice. Family members may
provide useful information but cannot replace patient
identification. Administering a medication without verification
increases the risk of error. The diagnosis alone is insufficient to
verify the appropriateness of medication administration.
Question 3
A patient asks why a generic medication was substituted for a
brand-name prescription. Which response by the nurse is most
appropriate?
A. "Generic medications are required to meet established
standards for quality and bioequivalence."
, B. "Generic medications always produce stronger therapeutic
effects."
C. "Generic medications contain completely different active
ingredients."
D. "Generic medications never cause adverse effects."
Correct Answer: A
Rationale:
Approved generic medications are expected to meet quality
standards and demonstrate bioequivalence to the reference
product. They contain the same active ingredient, although
inactive ingredients may differ. They are not necessarily
stronger, and both generic and brand-name medications may
cause adverse effects.
Question 4
A patient participating in a clinical trial asks what informed
consent means. Which explanation by the nurse is most
accurate?
A. It guarantees that the experimental medication will be
effective.
B. It allows participation after receiving understandable
information about the study, including risks and benefits.
C. It prevents the participant from leaving the study.
