ATI RN
Chemotherapy drugs Questions
Question 1 of 5
Which of the following drugs may be used in treatment of influenza:
Correct Answer: D
Rationale: Zanamivir (A), Amantadine (C), and Oseltamivir (D) are all used for influenza; the key lists A, C, D as correct, indicating multiple answers.
Question 2 of 5
A patient develops antibiotic-associated pseudomembranous colitis (AAPMC) in response to drug therapy. Which of the following was the most likely cause of this severe problem?
Correct Answer: C
Rationale: Clindamycin is a common cause of C. difficile-associated pseudomembranous colitis.
Question 3 of 5
A 75-year-old man has a fever of 104°F. He develops a cough that produces blood-tinged sputum with gram-positive cocci in clusters. Which of the following penicillins is likely to fail to treat this infection adequately?
Correct Answer: D
Rationale: Ticarcillin is less effective against gram-positive cocci (e.g., Staphylococcus) compared to the anti-staphylococcal penicillins listed.
Question 4 of 5
A sputum culture of a 65-year-old man with pneumonia is positive for Blactamase positive staphylococci. Which of the following is the best choice for penicillin therapy in this patient?
Correct Answer: C
Rationale: Oxacillin is effective against beta-lactamase-producing staphylococci.
Question 5 of 5
Which of the following statements is CORRECT?
Correct Answer: D
Rationale: Acute iron toxicity is managed with gastric lavage using bicarbonate to bind iron, reducing absorption. Hydroxocobalamin is not preferred for absorption speed but for cyanide poisoning; ferrous iron is better absorbed; ascorbic acid enhances iron absorption; dialysis patients often need folic acid.