• Diarrhea
• Abdominal pain
• Fever
• Upper respiratory tract infection

If you miss a dose of Fylex LM 10mg/5mg/200mg Tablet SR, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

• Q. Montelukast Q. Why do you have to take Montelukast at night??
  Ans: Usually, it is recommended to take Montelukast in the evening when it is being used for asthma and allergic rhinitis (cough and cold due to allergy). However, the exact reason for this is not yet known. Some studies have shown that there is no difference in effectiveness whether Montelukast is taken in the evening or morning. Hence, take the medicine as directed by your doctor.
• Q. Q. Is Montelukast a steroid??
  Ans: No, Montelukast is not a steroid. It is a leukotriene blocker. Leukotrienes are natural substances released during an allergic reaction which causes constriction of muscles of airway. It can also cause allergy symptoms. This medicine blocks leukotrienes which helps in relieving symptoms of asthma and allergic rhinitis.
• Q. Q. Does Montelukast make you drowsy??
  Ans: An uncommon side effect of Montelukast is drowsiness. It can also cause dizziness. Avoid driving or operating heavy machinery until you know how the medicine affects you. Consult your doctor if you experience these side effects.
• Q. Q. Can I drink alcohol while taking Montelukast??
  Ans: Consumption of alcohol should be restricted while taking Montelukast as it may cause dizziness and drowsiness as a side effect. Also, liver disorders caused as side effect of Montelukast may occur more commonly with use of alcohol.
• Q. Q. Can Montelukast cause mood changes??
  Ans: Yes, although uncommonly but Montelukast may cause mood changes. The symptoms of mood change include anxiety, agitation, aggressive behaviour or hostility, irritability, and restlessness. One may also experience depression and suicidal tendency. Consult your doctor immediately in case you develop any of these symptoms.
• Q. Q. Can Montelukast cause weird dreams??
  Ans: Yes, in rare cases Montelukast may cause night mares, sleeplessness, and sleep walking. You should contact your doctor if these symptoms persist.
• Q. Q. How should Montelukast be taken??
  Ans: Montelukast should be taken exactly as directed by your doctor. The medicine should be used preferably in the evening with or without food when being used for asthma. Whereas, for allergic rhinitis, it can be taken at any time of the day but at the same time each day. But, if you are taking it to avoid breathing difficulties during exercise, it should be taken 2 hours before exercise.
• Q. Q. How should Montelukast granules be given to children??
  Ans: It can be directly given in the mouth or dissolve in 1 teaspoonful of cold or room temperature baby formula or breast milk. It can also be used with 1 spoonful of mashed carrots, applesauce, rice, or ice-cream. Remember to give the mixture within 15 minutes of making it.

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