ATI RN
Chemotherapy drugs Questions
Question 1 of 5
Prophylactic tamoxifen in woman at high risk of breast cancer results in:
Correct Answer: A
Rationale: Tamoxifen blocks estrogen receptors in breast tissue, reducing breast cancer risk, but it acts as an agonist in the uterus, increasing endometrial cancer risk.
Question 2 of 5
Ovulation inducing agents do NOT include:
Correct Answer: A
Rationale: Octreotide inhibits GH and gonadotropins, not inducing ovulation. Others (bromocriptine for hyperprolactinemia, gonadorelin, menotropins, nafarelin, clomiphene) stimulate ovulation.
Question 3 of 5
Which of the the following is used in acromegaly & in carcinoid syndrome:
Correct Answer: A
Rationale: Octreotide inhibits hormone secretion in acromegaly (GH) and carcinoid syndrome (serotonin, VIP), reducing symptoms.
Question 4 of 5
Which of the following drugs is penicillinase-resistant and given orally?
Correct Answer: C
Rationale: Penicillin V is penicillinase-resistant and oral, effective against streptococci. Ampicillin and amoxicillin are broader-spectrum, and Augmentin includes clavulanate.
Question 5 of 5
Which of the following is the best drug for biliary infection?
Correct Answer: C
Rationale: Cefoperazone is excreted in bile, making it ideal for biliary infections (e.g., cholangitis), unlike cefazolin, ampicillin, or gentamicin.