How it works

Singulair inhibits the release of a chemical called Leukotriene which when inhaled into the body causes swelling in the airways and tightening of lungs.

Guidelines for Usage

Follow the dosage instructions provided by your doctor or as mentioned in the instruction booklet/product label. Always use only as prescribed. Never exceed the dosage.

Take care that you swallow the tablet whole without breaking, crushing or chewing it unless you have been advised accordingly.

It may be used with or without food.

Doctors recommend that you swallow the whole tablet/capsules with a glass of water unless it is specified that it can be broken or chewed.

NOTE: Use only if prescribed to you and intended for your use. Do not share with others.

Missed Dose

It is common for people to forget their dosage times and miss doses.

Do not panic if you have missed a dose.

Instead, skip the missed dose and take your next dose at the scheduled time. Do not double up or take more than what the doctor has prescribed.

How and where do I store Singulair

The medicine label contains detailed instructions regarding safe storage of the medication. Most medicines are best stored at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Some medications may require to be refrigerated. Please check the product label.

Keep it away from the reach of children. Ensure that it is not exposed to direct sunlight or moisture. Ask your pharmacist about safely disposing off medication that is past expiry date.

Safety Information/ Warning Precautions

Discuss your medical history with your healthcare provider before you start using any new medication

Ensure that you mention the following:

• Any prior serious ailment, lifestyle disease or surgery
• All the prescription drugs, OTC health supplements, herbal supplements that you are using currently
• Your alcohol intake and whether you smoke or not
• Any history of a known allergic reaction to prescription drugs or food
• If you have liver problems, if you have a history of mental or mood problems, or suicidal thoughts or actions.

To be avoided

You must avoid using Singulair if it you are allergic to any ingredient in it.

Using Alcohol

Singulair is known to cause drowsiness or dizziness. Your vision may be blurred and your judgement affected if you consume alcohol with this medication. So, avoid using alcohol while using Singulair.

These effects may also get aggravated due to hot weather or fever or severe exercise. So, be cautious when you stand up after a long time from a sitting or lying position. If you feel giddy then lie down immediately and seek medical help.

Additional Information

Yes. At times, your dosage might require monitoring or altering especially if you have allergies to medicines, foods, or other substances,

Known drug & food interactions

Singular is known to interact when used with medications like certain anticonvulsants (eg, phenobarbital) or rifampin.

Information for Pregnant Women Singulair

The Drug is categorized under FDA pregnancy category B

Discuss with your healthcare provider about the potential risk that it may pose to your baby before using the drug. Some medications may be found in breast milk so speak to your child’s doctor to rule out any possibilities of risk.

Side Effects

Report the following side effects to your doctor only if they become bothersome or do not stop on their own

• Cough; dizziness; headache; indigestion; nausea; stomach upset or pain; stuffy nose; tiredness; trouble sleeping; weakness.

The following side effects require immediate medical attention. So report these to your doctor immediately

• Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); aggressive behavior; agitation; dark urine; fever; flu-like symptoms; hallucinations; irregular heartbeat; mental or mood changes; new or worsening wheezing or other breathing problems; numbness or tingling of hands or feet; seizures; severe or persistent stomach pain; severe sinus inflammation; suicidal thoughts or actions; swelling; unusual bruising or bleeding; upper respiratory tract infection; yellowing of the skin or eyes.