The side effects for montelukast is usually mild and generally well-tolerated. They include the following:
These symptoms may happen but should get better over time. Check with your doctor if any of these symptoms are serious or do not go away.
In very rare cases, some patients may experience the following:
The symptoms of a drug allergy include one or more of the following:
If you experience any of these symptoms, you should stop your medication and see your healthcare professional immediately.
Inform your healthcare professional if: