Nokea
A good history of herb and supplement use is critical before prescribing because approximately % of patients in the United States are using herbal products.
- A. 10
- B. 5
- C. 38
- D. 70
Correct Answer: C
Rationale: Approximately 38% of U.S. patients use herbal products, necessitating a thorough history.
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Ciprofloxacin otic drops are contraindicated in:
- A. Children
- B. Patients with acute otitis externa
- C. Patients with a perforated tympanic membrane
- D. Swimmer's ear
Correct Answer: C
Rationale: Ciprofloxacin otic risks ototoxicity with perforated eardrums; it's safe in kids or swimmer's ear .
A patient is diagnosed with tinea capitis. The provider will order which systemic antifungal medication for this patient?
- A. Anidulafungin (Eraxis)
- B. Fluconazole (Diflucan)
- C. Griseofulvin (Fulvicin)
- D. Ketoconazole (Nizoral)
Correct Answer: C
Rationale: Griseofulvin treats tinea capitis systemically; fluconazole or ketoconazole are less specific. Griseofulvin is used to treat tinea capitis.
All of following drugs are metabolized in body by acetylation except:
- A. INH
- B. Hydralazine
- C. Procainamide
- D. Dilantin
Correct Answer: D
Rationale: Dilantin (phenytoin) is metabolized by hydroxylation, not acetylation.
A low-carbohydrate, high-protein diet may:
- A. Increase drug-metabolizing enzymes
- B. Decrease drug absorption from the GI tract
- C. Alter drug binding to plasma proteins
- D. Enhance drug elimination
Correct Answer: A
Rationale: High-protein diets can induce hepatic enzymes (e.g., CYP450), increasing drug metabolism.
Which of the following is a thiazolidinediones:
- A. Pioglitazone
- B. Exenatide
- C. Sitagliptine
- D. Chlorpropamide
Correct Answer: A
Rationale: Pioglitazone is a thiazolidinedione that enhances insulin sensitivity via PPAR-gamma.