Singulair

Singulair (Montelukast Sodium) is a medicine called a leukotriene receptor antagonist which is used to control asthma symptoms on a long-term basis. It works by blocking leukotrienes. Blocking leukotrienes improves asthma symptoms.

Singulair (Montelukast Sodium) should be taken once a day, in the evening as prescribed, whether or not you have asthma symptoms. You may take Singulair with food or without food.

The most common side effects with Singulair (Montelukast Sodium) include stomach pain, stomach or intestinal upset, heartburn, tiredness, fever, stuffy nose, cough, flu, upper, respiratory infection, dizziness, headache, rash. Less common side effects that have happened with Singulair include agitation including aggressive behavior, allergic reactions (including swelling of the face, lips, tongue, and/or throat, which may cause trouble breathing or swallowing), hives, and itching, bad/vivid dreams, increased bleeding tendency, bruising, diarrhoea, hallucinations (seeing things that are not there), indigestion, inflammation of the pancreas, irritability, joint pain, muscle aches and muscle cramps, nausea, palpitations, restlessness, seizures (convulsions or fits), swelling, trouble sleeping, and vomiting.

Singulair (Montelukast Sodium) is not a steroid. Singulair should not be used for the fast relief of acute asthma attacks or to prevent or treat asthma made worse by exercise. You should still have rescue medication available. You should continue to take your other asthma medications unless your physician tells you to stop. If you are pregnant or plan to become pregnant. Singulair may not be right for you. If you are breast-feeding, Singulair may be passed in your milk to your baby. You should consult your physician before taking Singulair if you are breast-feeding or intend to breast-feed. Talk about any medical problems or allergies you have now or had in the past. Tell your physician about all the medicines you take, including prescription and non-prescription medicines, and herbal supplements. Some medicines may affect how Singulair works, or Singulair may affect how your other medicines work.