1.2. Pediatrics

Pediatric dosage recommendations for LTRAs are summarized in Table 2. Patient profiles containing dosages not conforming to these recommendations will be reviewed.

Table 2. LTRA Pediatric Dosage Recommendations1-4
Drug Nam Dosage Form/Strength Treatment Indication Maximum Recommended Dosage
montelukast (Singulair®, generics) 10 mg tablets, 4 mg, 5 mg chewable tablets, 4 mg oral granule packets asthma
  • adolescents greater than or equal to 15 years of age:
    • 10 mg once daily in the evening (as tablet)
  • children 6-14 years of age:
    • 5 mg once daily in the evening (as chewable tablet)
  • children 2-5 years of age:
    • 4 mg once daily in the evening (as chewable tablet or oral granules)
  • children 12–23 months of age:
    • 4 mg once daily in the evening (as oral granules)
    prophylaxis, exercise-induced bronchoconstriction

adolescents greater than or equal to 15 years of age:

  • 10 mg as a single dose, at least 2 hours before exercise; dose should not be repeated within 24 hours of previous dose

children 6 to 14 years of age:

  • 5 mg (as chewable tablet) as a single dose, at least 2 hours before exercise; dose should not be repeated within 24 hours of previous dose
    seasonal allergic rhinitis
  • adolescents greater than or equal to 15 years of age:
    • 10 mg daily (as tablet)
  • children 6-14 years of age:
    • 5 mg daily (as chewable tablet)
  • children 2-5 years of age:
    • 4 mg daily (as chewable tablet or oral granules)
    perennial allergic rhinitis
  • adolescents greater than or equal to 15 years of age:
    • 10 mg daily (as tablet)
  • children 6-14 years of age:
    • 5 mg daily (as chewable tablet)
  • children 2-5 years of age:
    • 4 mg daily (as chewable tablet or oral granules)
  • children 6-23 months of age:
    • 4 mg daily (as oral granules)
zafirlukast (Accolate®, generics) 10 mg, 20 mg tablets asthma
  • adolescents greater than or equal to 12 years of age:
  • 20 mg twice daily
  • children 5-11 years of age:
    • 10 mg twice daily