Bethanechol:
- A. Increases detrusor muscle tone to empty the bladder
- B. Decreases gastric acid secretion to treat peptic ulcer disease
- C. Stimulates voluntary muscle tone to improve strength
- D. Reduces bronchial airway constriction to treat asthma
Correct Answer: A
Rationale: Bethanechol, a cholinergic, increases detrusor tone for bladder emptying.
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When writing a prescription for warfarin it is common to write ____ on the prescription.
- A. OK to substitute for generic
- B. The brand name of warfarin and Do Not Substitute
- C. PRN refills
- D. Refills for 1 year
Correct Answer: B
Rationale: Brand-specific warfarin ensures consistent potency; generics vary slightly, and PRN or yearly refills are impractical.
Which diuretic is classified as a thiazide?
- A. Furosemide
- B. Spironolactone
- C. Hydrochlorothiazide
- D. Mannitol
Correct Answer: C
Rationale: Hydrochlorothiazide is a thiazide diuretic, acting on the distal convoluted tubule, unlike furosemide (loop), spironolactone (potassium-sparing), or mannitol (osmotic).
Precautions that should be taken when prescribing controlled substances include:
- A. Faxing the prescription for a Schedule II drug directly to the pharmacy
- B. Using tamper-proof paper for all prescriptions written for controlled drugs
- C. Keeping any pre-signed prescription pads in a locked drawer in the clinic
- D. Using only numbers to indicate the amount of drug to be prescribed
Correct Answer: B
Rationale: Tamper-proof paper prevents fraud, a key precaution; faxing Schedule II has restrictions, and locking pads or numbers-only are less specific.
Drug levels should be monitored in the treatment of
- A. Diabetes
- B. Epilepsy
- C. Status Asthmatics
- D. Hypertension
Correct Answer: B
Rationale: Therapeutic drug monitoring is critical in epilepsy (e.g., phenytoin) due to narrow therapeutic ranges.
Patient education regarding the use of ciprofloxacin-hydrocortisone (Cipro HC otic) ear drops includes:
- A. Fill the canal with the drops with each dose
- B. Some redness and itching around the ear canal is normal
- C. Warm the bottle of ear drops in his or her hand before administering
- D. Cipro HC otic may cause ototoxicity
Correct Answer: C
Rationale: Warming Cipro HC improves comfort; filling or ototoxicity aren't standard advice.