Singulair Montelukast Sodium and/or alternatives

of Singulair

Singulair is an oral drug prescribed to patients who require maintenance treatment for asthma. The active ingredient present in this drug, montelukast, belongs to the group of drugs known as leukotriene-receptor antagonist and helps to reduce broncho-constriction. The generic name for Singulair is Montelukast sodium.

Patients may buy Singulair in any of the following dosage forms:

  • 10mg tablets
  • 4mg chewable tablets
  • 5mg chewable tablets
  • 4mg oral granules

Indications & Dosage of Singulair

Singulair may be prescribed by the doctor in the following conditions:

  • As chronic or prophylaxis (preventive) treatment of asthma in adults and children above 12 months
  • As preventive treatment in patients over 15 years of age for exercise-induced broncho-constriction
  • Allergic rhinitis (seasonal) in patients over 2 years old and allergic rhinitis (perennial) in patients at least 6 months old.

Patients who buy Singulair are prescribed their dosage according to their medical requirements, past history of or current ailments, other medications and age. The general recommended dosage for various situations is listed below:

  • For asthma in patients: Below 23 months of age- a packet of 4mg granules; Between 2 and 5 years old- one packet of 4mg granules or a single 4mg chewable tablet; Between 6 and 14 years old- a single 5mg chewable table; 15 years or above- a single 10mg tablet. Singulair should be taken only once per day.
  • For exercise-induced bronchoconstriction in patients 15 years old or above- one 10mg tablet at least 2 hours before exercising.
  • For rhinitis (seasonal): Between 2 and 5 years- a pack of 4mg oral granules or a single 4mg chewable tablet; Between 6 and 14 years- a single 5mg chewable tablet; 15 years or above- one 10mg tablet. Patients should take only one dose of Singulair each day.
  • For rhinitis (perennial): The dosage remains the same as with rhinitis (seasonal). Only patients between 6 and 23 months old can also take a packet of 4mg Singulair oral granules per day as medication.

Side Effects & Interactions of Singulair

Some of the minor side effects of Singulair which tend to disappear within a short span of time and generally do not require medical treatment are:

  • Headache, toothache, stomach ache
  • Heartburns
  • Nausea
  • Stomach upset
  • Fatigue
  • Flu symptoms, sore throat

The following list includes some of the serious side effects of Singulair which should be immediately reported to a doctor:

  • Tremors, seizures, convulsions
  • Severe headache or pain in the sinus
  • Unusual bleeding, easy bruising
  • Muscle ache or numbness, tingling sensations
  • Depression, mood or behavior changes
  • Severe skin irritation, spotting, rashes

Doctors should always be informed about the medications of their patients so that they can monitor drug interactions. Some drugs which should not be co-administered with Singulair or require dosage adjustments are: aspirin, NSAIDs, rifampin, Phenobarbital, dexamethasone, butalbital and carbamazepine.

Warnings & Precautions of Singulair

Singulair should never be administered to prevent or treat an asthma attack that has already begun.

This drug should only be used by pregnant and lactating women if clearly instructed by the doctor after weighing all possible risks against benefit.

Patients allergic to montelukast (or any of the inactive ingredients in this drug) and having a history of phenylketonuria should avoid this drug.

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