Singulair tablets side effects

The Food and Drug Administration is issuing a boxed warning — its strongest warning — for a widely prescribed asthma and allergy drug, citing its potential to cause "serious behavior and mood-related changes," the agency announced this week.

Montelukast, which is sold under the brand name Singulair and in generic form, may cause suicidal thoughts or actions, agitation, depression, sleeping problems and other mental health issues, the FDA said in a press release. Most reported cases of psychiatric side effects occurred during montelukast treatment, the FDA said, but some occurred after stopping. The FDA first approved montelukast in The agency updated the drug's labeling in to include information about its psychiatric side effects.

The FDA said the risks of using the drug outweigh the benefits for some patients and that the drug should not be a first choice for allergy treatment.

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There are other safe alternative drugs to treat allergies, including products sold without a prescription, Seymour said. More: Paid sick leave limits can lead to coronavirus outbreak in nursing homes: Union leader. Contact Omar Abdel-Baqui: or oabdel-baqui freepress. Follow him on Twitter omarabdelb.

View Comments. More: Paid sick leave limits can lead to coronavirus outbreak in nursing homes: Union leader More: Michigan tests 8 more people for COVID as new test kits arrive in the state Patients and health care professionals can report side effects using the FDA's MedWatch form.Montelukast is a prescription drug.

It comes as a tablet that can be swallowed whole, or as a chewable tablet. Montelukast oral tablet is available as the brand-name drug Singulair. Generic drugs usually cost less than the brand-name version. In some cases, they may not be available in every strength or form as the brand-name drug. This drug may be used as part of a combination therapy.

This means you may need to take it with other medications. Montelukast oral tablet is used to prevent and treat asthma. Montelukast is also used to prevent exercise-induced bronchoconstriction EIB. EIB occurs when the airways in the lungs narrow during or after exercise. This can cause shortness of breath, wheezing, or cough. Montelukast belongs to a class of drugs called leukotriene receptor antagonists. A class of drugs is a group of medications that work in a similar way.

These drugs are often used to treat similar conditions.

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Leukotriene receptor antagonists help decrease inflammation and nasal congestion. This can help prevent reactions to triggers by keeping the airways to your lungs open.

This helps improve symptoms of asthma as well as seasonal and year-round allergies. It also helps prevent breathing problems during or after exercise. If these effects are mild, they may go away within a few days or a couple of weeks. Call your doctor right away if you have serious side effects.

Serious side effects and their symptoms can include the following:. Disclaimer: Our goal is to provide you with the most relevant and current information. However, because drugs affect each person differently, we cannot guarantee that this information includes all possible side effects. This information is not a substitute for medical advice. Always discuss possible side effects with a healthcare provider who knows your medical history.

An interaction is when a substance changes the way a drug works. This can be harmful or prevent the drug from working well. To help prevent interactions, your doctor should manage all of your medications carefully. However, because drugs interact differently in each person, we cannot guarantee that this information includes all possible interactions.Medically reviewed by Drugs.

Last updated on Nov 3, Tell your doctor and pharmacist about all of your drugs prescription or OTC, natural products, vitamins and health problems. You must check to make sure that it is safe for you to take Singulair montelukast tablets with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

Use Singulair montelukast tablets as ordered by your doctor. Read all information given to you. Follow all instructions closely. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:.

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects. You may report side effects to the FDA at If you think there has been an overdose, call your poison control center or get medical care right away.

Be ready to tell or show what was taken, how much, and when it happened. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances. The easiest way to lookup drug information, identify pills, check interactions and set up your own personal medication records. Available for Android and iOS devices. Subscribe to Drugs. This material is provided for educational purposes only and is not intended for medical advice, diagnosis or treatment.

Skip to Content. Singulair Tablets. Singulair dosage more detail. Singulair side effects more detail. Drug Status Availability Prescription only Rx. Drug Class. Leukotriene modifiers. Related Drugs. Singulair Images. Harvard Health Publishing. Related: Hay Fever Allergic Rhinitis. Explore Apps. About About Drugs. Follow Drugs. All rights reserved.Medically reviewed by Drugs.

Last updated on July 31, Note: This document contains side effect information about montelukast. Some of the dosage forms listed on this page may not apply to the brand name Singulair. Applies to montelukast : oral packet, oral tablet, oral tablet chewable. Warning: Serious Neuropsychiatric EventsSerious neuropsychiatric events have been reported in patients taking montelukast.

Discuss benefits and risk of montelukast with patients and caregivers. Monitor for neuropsychiatric symptoms in patients taking montelukast. Discontinue montelukast immediately if neuropsychiatric symptoms occur. Because the benefits of montelukast may not outweigh the potential risk of neuropsychiatric symptoms in patients with allergic rhinitisreserve use for patients who have an inadequate response or intolerance to alternative therapies.

Along with its needed effects, montelukast the active ingredient contained in Singulair may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention. Check with your doctor immediately if any of the following side effects occur while taking montelukast:.

Some side effects of montelukast may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:.

singulair tablets side effects

For Healthcare Professionals Applies to montelukast: oral granule, oral tablet, oral tablet chewable. Churg-Strauss syndrome is a rare granulomatous eosinophilic condition that involves the upper and lower airways and manifests as rhinitis, sinusitis and asthma.

If untreated the syndrome may progress to systemic vasculitisperipheral neuropathy and potentially fatal cardiac complications. In most cases, the condition emerged during withdrawal of oral corticosteroid therapy. A causative role for leukotriene receptor antagonists has not been ruled out. Very rare less than 0.

singulair tablets side effects

Postmarketing reports : Hepatic eosinophilic infiltration; cases of cholestatic hepatitis, hepatocellular liver-injury, and mixed-pattern liver injury. Most of these occurred in combination with other confounding factors, such as use of other medications, or when administered to patients who had underlying potential for liver disease such as alcohol use or other forms of hepatitis. Postmarketing reports : Edema [ Ref ]. Postmarketing reports : Epistaxis, pulmonary eosinophilia [ Ref ].

Postmarketing reports : Palpitations [ Ref ].Singulair seemed to control my asthma, but it completely changed my mood. I was an entirely different person on it.


I am usually the nicest, most confident person in the room, but when I was on Singulair all I wanted to do was hurt myself. On more than one occasion while taking this drug I felt such self-hate and a strong desire to hurt myself that I broke my knuckles punching a cement wall with the desire to make myself bleed. I have never had any anger issues or depression before, but this drug made me crazy.

AS crazy as it sounds for me it is better having trouble breathing than taking the pill that was legit turning me into a crazy self-harming person. This should honestly be discontinued. I started this medication about 5 months ago due to an asthma flare up.

Allergy drug Singulair gets FDA's strongest warning over depression, suicide risk

My O2 levels were low and my peak flow was dangerously low. I struggle with anxiety and panic attacks already, but this medication has made them increasingly worse. When I first started it, I felt fine. Overall, this medication works so well for asthma and has been a life saver for that!

singulair tablets side effects

However, if you struggle with anxiety I would be cautious and watch your symptoms while taking this medication. Also tell loved ones to let you know if they see a change in mood. This changed me for the worst. I want to start and say yes this did stop my hay fever symptoms but it turned me into a depressed, angry, anxious, agitated.

Even after 1 tablet the next day i do not feel like me. I took one last night for the first time in a few months and I'm never touching again. A horrible horrible drug. I feel like I'm not me right now. Luckily it usually stops the side effects after 48 hours. But this drug is not nice for me.

I have very mild Anxiety and this threw me into a whirlwind for a few days. Taking to help with seasonal allergies and to try to help my ears to stop ringing Moving on to try something else. I started taking this when it came out in the late s. I have a seen psychiatrist for anxiety and insomnia and had no idea this drug was causing my problems.

singulair tablets side effects

It cut short my career and caused a lot of suffering feeling bad. I stopped taking it after I saw warnings on line. After the 3rd night I had 8 hours of sleep for the first time in decades. This drug was ruining my life. That is the first word that comes to my mind. I began searching for side effects of singular and came across this. After Reading through all the reviews, I can absolutely relate to the horrible side effects of rapid heart beat, anxiety, depression, vivid dreams.

I would strongly reconsider taking this medication to anyone who is reading. Furthermore, do NOT give this to children!Singulair, Accolate, Zyflo, and Zyflo CR have modified their product labeling to include information about certain potential mental health side effects that have been noted in patients using these products. If you notice any of these side effects you need to make sure that you immediately talk with your prescribing doctor.

The latest prescribing information for these products can be found on the FDA website. While not part of the current asthma guidelines, there is at least one alternative to Singulair if you experience side effects or do not want to take the medication.

Interestingly it's not even a drug, but rather a medical food.

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Medical foods are defined under the Orphan Drug Act and regulated by the U. Likewise, this is not just food that you can pick up in the grocery store. The FDA says you need to be under the care of a doctor and they need to be routinely following you just as you need to do with any other asthma medication.

In this case, Lunglaid is a medical food that is designed to decrease leukotriene levels. In clinical trials, Lunglaid demonstrated improved quality of life as well as decreases in leukotriene levels.

Very few asthma treatments, even the ones with very few side effects, have a similar result from that perspective. Sign up for our Health Tip of the Day newsletter, and receive daily tips that will help you live your healthiest life. Published September 27, Badri T.

StatPearls [Internet]. Published October 9, Reports of suicidality in clinical trials of montelukast. J Allergy Clin Immunol. Iran J Pediatr. Adverse drug reactions of montelukast in children and adults. Pharmacol Res Perspect.

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Herder M. PLoS Med. Published Jan 3. Ramalingum N, Mahomoodally MF. The therapeutic potential of medicinal foods. Adv Pharmacol Sci. Published Nov 8. Int J Mol Sci. Published Jul Sleep disorders in patients with bronchial asthma.

Singulair Tablets

Mater Sociomed. Clin Ther. Was this page helpful? Thanks for your feedback! Sign Up. What are your concerns? Article Sources.The U. Food and Drug Administration FDA is strengthening existing warnings about serious behavior and mood-related changes with montelukast Singulair and genericswhich is a prescription medicine for asthma and allergy. We are taking this action after a review of available information led us to reevaluate the benefits and risks of montelukast use.

We decided a stronger warning is needed after conducting an extensive review of available information and convening a panel of outside expertsand therefore determined that a Boxed Warning was appropriate.

Because of the risk of mental health side effects, the benefits of montelukast may not outweigh the risks in some patients, particularly when the symptoms of disease may be mild and adequately treated with other medicines.

Singulair Side Effects

For allergic rhinitis, also known as hay fever, we have determined that montelukast should be reserved for those who are not treated effectively with or cannot tolerate other allergy medicines. For patients with asthma, we recommend that health care professionals consider the benefits and risks of mental health side effects before prescribing montelukast.

We are requiring a Boxed Warningour most prominent warning, to be added to the prescribing information of montelukast to describe these serious mental health side effects and to recommend that montelukast should only be reserved to treat allergic rhinitis in patients who are not treated effectively with or cannot tolerate other allergy medicines.

Montelukast is FDA-approved for asthma and allergies. It is a prescription medicine approved to prevent asthma attacks and for long-term treatment of asthma in adults and children 1 year and older.

It is also approved to prevent exercise-induced asthma in patients 6 years and older. In addition, it is approved to help control the nasal symptoms of seasonal outdoor allergies in patients 2 years and older and year-round indoor allergies in those 6 months and older.

Montelukast works to help improve symptoms of asthma and allergic rhinitis by blocking substances in the body that may cause them. Montelukast was first approved by FDA in It is marketed under the brand name Singulair and as generics. These may include:. You should take montelukast for allergic rhinitis or hay fever only if you cannot tolerate other medicines or they do not work for you.

Montelukast, oral tablet

Many other safe and effective allergy medicines are widely available, including over-the-counter medicines without a prescription. These include antihistamines such as loratadine Alavert, Claritinfexofenadine Allegracetirizine Zyrteclevocetirizine Xyzaland diphenhydramine Benadrylas well as steroid nasal sprays such as fluticasone Flonasetriamcinolone Nasacortand budesonide Rhinocort.

Alternatively, allergy shots have been shown to decrease symptoms of allergic rhinitis. Talk to your pharmacist or health care professional for help deciding which might be best.

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