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Medications

• For mild cases, the doctor may recommend the nonprescription medications bismuth subsalicylate and loperamide.

• The use of an antibiotic can reduce the duration of illness from days to hours. For moderate to severe diarrhea, the doctor may prescribe one of these antibiotics:
  
  
  • Trimethoprim-sulfamethoxazole (Bactrim DS)
    
    
  • Ciprofloxacin (Cipro)
    
    
  • Norfloxacin (Noroxin)
    
    
  • Ofloxacin (Floxin)
    
    
  • Doxycycline (Vibramycin)