SINGULAIR
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Manufactured by Merck & Co., Inc.
*You can pay as little as $0 per fill using Drug Coupons or Patient Assistance Programs. Subject to applicability & eligibility requirements.
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SINGULAIR Uses, Side Effects, Interactions, Warnings & Dosing
What is SINGULAIR?
SINGULAIR is the brand name for montelukast and is available as an oral tablet, chewable tablet, and oral granules.
What dosages is SINGULAIR available in?
SINGULAIR is available as a 10 mg oral tablet, a 4 mg and 5 mg chewable tablet, and 4 mg oral granules.
What is SINGULAIR used for?
SINGULAIR is a leukotriene receptor antagonist and is used to treat the following:
- Seasonal allergies
- Year-round allergies
- Asthma
- Exercise-induced asthma
How does SINGULAIR work?
SINGULAIR is a leukotriene receptor antagonist, meaning it blocks substances in the body called leukotrienes. Leukotrienes can cause inflammation and swelling, and they play a role in causing asthma and allergy symptoms. By blocking leukotrienes, SINGULAIR helps your asthma or allergies.
How do I take SINGULAIR?
SINGULAIR is typically taken by mouth once daily. Your dose depends on the formulation of the medication and what you’re using it for.
- For asthma, SINGULAIR is typically taken in the evening
- For exercise-induced asthma, the medication is typically taken at least 2 hours before exercise
Is it safe for me to take SINGULAIR?
SINGULAIR is a safe and effective treatment when used for FDA licensed indications. However, like all medications, they may give you unwanted side effects. You should always discuss potential side effects with your physician to ensure the medication is suitable and right for you.
SINGULAIR Common Side Effects
Common side effects of SINGULAIR:
- Headache
- Fever
- Influenza-like symptoms
- Sore throat
- Cough
- Runny nose
- Sinus inflammation
- Belly pain
- Heartburn
- Diarrhea
SINGULAIR Serious Side Effects
Serious side effects are rare with SINGULAIR. Contact your healthcare provider immediately if you experience any of the following.
- Mental health disturbances: distress, aggressive behavior, anxiousness, depression, bad or vivid dreams, hallucinations, trouble sleeping, trouble with memory, obsessive-compulsive symptoms, restlessness, suicidal thoughts and behavior
Effects of other drugs, drug classes and over-the-counter products on SINGULAIR
- There are no major drug interactions listed for SINGULAIR. However, always let your physician and pharmacist know about any other medications or supplements (including prescribed and over-the-counter medications, vitamins, and dietary or herbal supplements) that you are currently taking
Who makes SINGULAIR?
Merck & Co., Inc.
Is SINGULAIR safe in pregnancy?
Available data from published prospective and retrospective cohort studies over decades with
SINGULAIR use in pregnant women have not established a drug-associated risk of major birth defects. You should talk to your healthcare provider before taking this medication if you are pregnant.
What to do if you missed your SINGULAIR dose
The FDA's medical product safety reporting program for health professionals, patients and consumers.
Learn more about reporting side effectsDrug Savings Tips
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How do the NowPatient SINGULAIR savings programs work?
Are the NowPatient SINGULAIR savings programs suitable for everyone, regardless of insurance status?
Are the NowPatient drug savings programs suitable for brand and generic versions of SINGULAIR?
If you have Medicare Part D or Medicare Advantage and none of the SINGULAIR savings options are applicable or affordable for me, what can you do?
I am uninsured or underinsured and none of the SINGULAIR prescription saving options are applicable or affordable for me, what can I do?
I am commercially or privately insured and none of the SINGULAIR prescription saving options are applicable or affordable for me, what can I do?
If I have federal, state or commercial insurance and none of the SINGULAIR prescription saving options are applicable or affordable for me, are there any other support organisations that can help me with my co-insurance or copay?
Medical Disclaimer
NowPatient has taken all reasonable steps to ensure that all material is factually accurate, complete, and current. However, the knowledge and experience of a qualified healthcare professional should always be sought after instead of using the information on this page. Before taking any drug, you should always speak to your doctor or another qualified healthcare provider.
The information provided here about medications is subject to change and is not meant to include all uses, precautions, warnings, directions, drug interactions, allergic reactions, or negative effects. The absence of warnings or other information for a particular medication does not imply that the medication or medication combination is appropriate for all patients or for all possible purposes.
Things to know
What is Singulair used for to treat?
Which is better Zyrtec or Singulair?
What to avoid when taking Singulair?
What does Singulair do to your lungs?
Is it OK to take Singulair every day?
Does Singulair clear congestion?
Does Singulair stop coughing?
Does Singulair have bad side effects?
What is the most common side effect of montelukast?
Can I take Zyrtec and Singulair together?
What are the mental effects of Singulair?
Is Singulair a steroid or antihistamine?
Will Singulair make you sleepy?
Who Cannot take montelukast?
Can I take Singulair and Zyrtec together?
Are Singulair side effects permanent?
Why must Singulair be taken at night?
Does Singulair mess with your sleep?
Can I take Singulair in the morning instead of at night?
Does montelukast affect sleep?
What happens if you stop taking Singulair suddenly?
Can montelukast cause weight gain?
Does Singulair help with cough?
Can I stop taking montelukast suddenly?
Do you have to take Singulair every day for it to work?
What does Singulair do for allergies?
Why was Singulair taken off the market?
Is Singulair still being prescribed?
Is montelukast being recalled in 2023?
Is Singulair safe now?
Who should not take Singulair?
What is the controversy with Singulair?
Why was montelukast banned?
Is montelukast a high risk medication?
Can Singulair be stopped suddenly?
Can Singulair cause anxiety?
Does montelukast make you gain weight?
What happens when you stop taking Singulair?
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