A woman is seen in the primary care provider's office with chronic severe diarrhea-predominant irritable bowel syndrome, which has not responded to conventional therapy. Which medication should the nurse anticipate administering?
A) Rifaximin (Xifaxan)
B) Nitazoxanide (Alinia)
C) Alosetron (Lotronex)
D) Cholestyramine (Questran)
C
Feedback:
Alosetron (Lotronex) is a selective 5-HT3 receptor antagonist indicated for treating women with chronic severe diarrhea-predominant irritable bowel syndrome that has not responded to conventional therapy. Rifaximin (Xifaxan) is a nonsystemic antibiotic that would not be prescribed for this patient. Nitazoxanide (Alinia) is an antiprotozoal agent used for Giardia lamblia. Cholestyramine (Questran) is a bile-binding drug and is not the drug of choice for this patient.
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