ADULTSBY MOUTH: For diarrhea in people taking antibiotics: 250-500 mg of Saccharomyces boulardii taken 2-4 times daily for up to 2 weeks is most commonly used. In most cases, daily doses do not exceed 1000 mg daily. For diarrhea caused by Clostridium difficile: For preventing recurrence, 500 mg of Saccharomyces boulardii twice daily for 4 weeks along with antibiotic treatment has been used. For diarrhea caused by Helicobacter pylori: 500-1000 mg of Saccharomyces boulardii daily for 1-4 weeks is most commonly used. For diarrhea associated with HIV: 3 grams of Saccharomyces boulardii daily. For traveler's diarrhea: 250-1000 mg of Saccharomyces boulardii daily for 1 month.CHILDRENBY MOUTH: For diarrhea in people taking antibiotics: 250 mg of Saccharomyces boulardii once or twice daily for the duration of antibiotics has been used.For general diarrhea: For treating acute diarrhea, 250 mg of Saccharomyces boulardii once or twice daily for 5 days has been used. For treating persistent diarrhea, 1750 billion to 175 trillion colony-forming units of Saccharomyces boulardii twice daily for 5 days has been used. For preventing diarrhea in people receiving tube feedings, 500 mg of Saccharomyces boulardii four times daily has been used. For rotaviral diarrhea: 200-250 mg of Saccharomyces boulardii twice daily for 5 days has been used.

Taking Saccharomyces boulardii with medications for fungal infections can reduce the effectiveness of Saccaromyces boulardii. Some medications for fungal infection include fluconazole (Diflucan), terbinafine (Lamisil), itraconazole (Sporanox) and others.

Not avaiable