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| Web Pages | 
| DrugDigest: Montelukast | 
| Information on dosage, usage, side effects, interactions, and drug comparisons, including generics when available. | 
| Motelukast Sodium | 
| Full prescribing information from RxList. | 
| Montelukast - National Asthma Council Australia | 
| Describes this leukotriene receptor antagonist medication, including the indications, advantages and dosage. | 
| Montelukast - UK Medicines Information | 
| Information in PDF format, detailing efficacy, adverse effects, promotional data, and major clinical trial information. [Requires Adobe Acrobat Reader] | 
| MedlinePlus- Montelukast | 
| From the U.S. National Library of Medicine and National Institutes of Health. Includes information on the use of Montelukast, precations, and appropriate storage conditions. | 
| Singulair | 
| Manufacturer's site.  Includes possible side effects, prescribing information and proper usage instructions. | 
| Dept. of Veteran Affairs- Pharmacy Benefits Management | 
| Includes detailed clinical trial and study information for Montelukast in portable document format (PDF). Also discusses efficacy and side effects. |