Skip to main content
Dot gov

Official websites use the Texas HHS logo.
The Texas HHS logo means this is an official website of Texas Health and Human Services.

HTTPS

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

1.2. Pediatrics

Nitazoxanide is FDA-approved for the management of diarrhea caused by G. lamblia or C. parvum in pediatric patients 1 year of age and older. Nitazoxanide pediatric dosage recommendations are summarized in Table 2. Patient profiles containing dosages exceeding these recommendations will be reviewed.

Table 2. Pediatric Nitazoxanide Dosage Recommendations 1-3
Treatment IndicationAvailable Dosage StrengthsMaximum Recommended Dosage Per Age Group *
Diarrhea caused by G. lamblia or C. parvumDiarrhea caused by G. lamblia or C. parvum
  • 1-3 years of age:
    • 100 mg (5 ml as oral suspension) every 12 hours (with food) for 3 days
  • 4-11 years of age:
    • 200 mg (10 ml as oral suspension) every 12 hours (with food) for 3 days
  • Greater than or equal to 12 years of age:
    • 500 mg tablet (or 25 ml as oral suspension) every 12 hours (with food) for 3 days

Legend:

  • * Tablets are only approved for use in children 12 years of age and older