Usual Adult Dose of Singulair for Allergic Rhinitis:
-10 mg orally once a day
Comments:
-For asthma, efficacy has been demonstrated when this drug was administered in the EVENING without regard to time of food ingestion.
-For allergic rhinitis, efficacy has been demonstrated for asthma when this drug was administered in the MORNING or EVENING without regard to time of food ingestion.
-Patients with both asthma and allergic rhinitis should take only one dose daily in the evening.
Uses:
-Prophylaxis and chronic treatment of asthma
-Relief of symptoms of seasonal allergic rhinitis and perennial allergic rhinitis
Usual Adult Dose of Singulair for Asthma -- Maintenance:
-10 mg orally once a day
Comments:
-For asthma, efficacy has been demonstrated when this drug was administered in the EVENING without regard to time of food ingestion.
-For allergic rhinitis, efficacy has been demonstrated for asthma when this drug was administered in the MORNING or EVENING without regard to time of food ingestion.
-Patients with both asthma and allergic rhinitis should take only one dose daily in the evening.
Uses:
-Prophylaxis and chronic treatment of asthma
-Relief of symptoms of seasonal allergic rhinitis and perennial allergic rhinitis
Usual Adult Dose for Bronchospasm Prophylaxis:
-10 mg orally once a day at least 2 hours before exercise
Comments:
-An additional dose should not be taken within 24 hours of a previous dose.
-Patients already taking this drug daily for another indication (including chronic asthma) should not take an additional dose to prevent EIB.
-A rescue short-acting beta-agonist should be available at all times.
-Daily administration for the chronic treatment of asthma has not been established to prevent acute episodes of EIB.
Use: Prevention of exercise-induced bronchoconstriction (EIB)
Usual Pediatric Dose of Singulair for Asthma -- Maintenance:
Less than 12 months: Not approved.
12 to 23 months:
-One sachet of 4 mg oral granules once a day
2 to 5 years:
-4 mg chewable tablet or one sachet oral granules once a day
6 to 14 years:
-5 mg chewable tablet orally once a day
15 years or older:
-10 mg tablet orally once a day
Comments:
-Doses should be taken in the evening.
-Efficacy has been demonstrated for asthma when this drug was administered in the evening without regard to time of food ingestion.
Use: Prophylaxis and chronic treatment of asthma in pediatric patients 12 months of age and older
Usual Pediatric Dose of Singulair for Allergic Rhinitis:
Seasonal Allergic Rhinitis:
Less than 2 years: Not approved.
2 to 5 years:
-4 mg chewable tablet or one sachet of 4 mg oral granules once a day
6 to 14 years:
-5 mg chewable tablet orally once a day
15 years or older:
-10 mg tablet orally once a day
Perennial Allergic Rhinitis:
Less than 6 months: Not approved.
6 to 23 months:
-One sachet of 4 mg oral granules once a day
2 to 5 years:
-4 mg chewable tablet orally once a day
6 to 14 years:
-5 mg chewable tablet orally once a day
15 years or older:
-10 mg tablet orally once a day
Comments:
-Efficacy has been demonstrated for asthma when this drug was administered in the MORNING or EVENING without regard to time of food ingestion.
-The time of administration may be individualized to suit patient needs.
Uses:
-Relief of symptoms of seasonal allergic rhinitis in patients 2 years of age and older
-Relief of symptoms of perennial allergic rhinitis in patients 6 months of age and older
Usual Pediatric Dose for Bronchospasm Prophylaxis:
Less than 6 years: Not approved.
6 to 14 years:
-5 mg chewable tablet orally once a day
15 years or older:
-10 mg tablet orally once a day
Comments:
-Dose should be taken at least 2 hours before exercise.
-An additional dose should not be taken within 24 hours of a previous dose.
-Patients already taking this drug daily for another indication (including chronic asthma) should not take an additional dose to prevent EIB.
-A rescue short-acting beta-agonist should be available at all times.
-Daily administration for the chronic treatment of asthma has not been established to prevent acute episodes of EIB.
Use: Prevention of exercise-induced bronchoconstriction (EIB) in patients 6 years of age and older
 Detailed Singulair dosage information
What happens if I miss a dose?
Skip the missed dose and use your next dose at the regular time. Do not use two doses at one time.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
