Read the side effects of Montelukast as described in the medical literature. In case of any doubt consult your doctor or pharmacist.
Diarrhea, dizziness, cough, headache, vomiting, stomach pain and sore throat.
Hoarseness, itching, rash, hives, fever, flu-like symptoms, Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN).
Other Precautions :
* Avoid excess dosage.