Leukotriene Modifiers - Asthma

Leukotriene Modifiers: Used to treat allergy symptoms and to prevent asthma symptoms.

Generic Name

Brand Name

Use

Usual Dosage

Montelukast
Boxed Warning*

Singulair
 

10 mg Tablet

5 mg Chewable Tablet

4mg Chewable Tablet

4 mg Oral Granules
[not pictured]

Singulair Package Insert

To prevent and treat asthma
age 2 and above.

To prevent exercise-induced asthma 6 y/o and above at 5 mg and 15 y/o and above at 10 mg

Also for relief of symptoms of allergic rhinitis age 6 months of age and older.

Age 2 to 5: One 4 mg tablet once a day.

Patients 12 to 23 months:
One packet of 4-mg oral granules daily.

Age 6 to 14: One 5 mg tablet once a day.

Age 15 and older: One 10 mg tablet once a day.

To prevent exercise-induced asthma take 2 hours before activity.

Zafirlukast

Accolate 10 or 20 mg Tablets

To prevent and treat asthma ages 5 and above.

Age 5 to 11: One 10 mg tablet twice a day.

Age 12 and older:
One 20 mg tablet twice a day.

Zileuton

Zyflo CR Tablets 600 mg

Zyflo CR PDF

To prevent and treat asthma ages 12 and older.

Age 12 and older: Two 600 mg tablets twice daily within 1 hour of meals.