


Ask a doctor about a prescription for MONTELUKAST VIATRIS 10 mg FILM-COATED TABLETS
Package Leaflet: Information for the Patient
Montelukast Viatris 10 mg Film-Coated Tablets EFG
Read the package leaflet carefully before you start taking this medicine because it contains important information for you.
Contents of the Package Leaflet
Montelukast Viatris contains montelukast, which is a leukotriene receptor antagonist that blocks substances called leukotrienes. Leukotrienes cause the airways to narrow and swell, and can also cause allergy symptoms. By blocking the leukotrienes, Montelukast Viatris improves asthma symptoms, helps control asthma, and improves symptoms of seasonal allergies (also known as hay fever or allergic rhinitis).
Your doctor has prescribed Montelukast Viatris to treat asthma and prevent asthma symptoms during the day and night.
Depending on your symptoms and the severity of your asthma, your doctor will determine how you should use Montelukast Viatris.
Montelukast Viatris 10 mg film-coated tablets are used in adults and adolescents 15 years of age and older.
What is Asthma?
Asthma is a chronic disease.
Asthma includes:
The symptoms of asthma include: coughing, wheezing, and chest congestion.
What are Seasonal Allergies?
Seasonal allergies (also known as hay fever or allergic rhinitis) are an allergic reaction often caused by airborne pollen from trees, grass, and weeds. Symptoms of seasonal allergies typically include: stuffy nose, runny nose; sneezing; itchy, watery, red, and swollen eyes.
Tell your doctor about any allergy or medical problem you have now or have had.
Do not take Montelukast Viatris:
Warnings and Precautions
Consult your doctor or pharmacist before starting Montelukast Viatris.
Consult your doctor if you need more inhaler medication than usual for severe asthma attacks.
Neuropsychiatric events (such as changes related to behavior and mood, depression, suicide) have been reported in patients of all ages treated with montelukast (see section 4). If you develop such symptoms while taking montelukast, you should consult your doctor.
Children and Adolescents
Do not give this medicine to children under 15 years of age.
For pediatric patients under 18 years of age, other formulations of this medicine are available based on the age range.
Other Medicines and Montelukast Viatris
Some medicines may affect the way Montelukast Viatris works, or Montelukast Viatris may affect the way other medicines work.
Tell your doctor or pharmacist if you are taking, have recently taken, or might take any other medicines, including those obtained without a prescription.
Before taking Montelukast Viatris, tell your doctor if you are taking the following medicines:
Pregnancy, Breastfeeding, and Fertility
Pregnancy
If you are pregnant, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medicine. Your doctor will assess whether you can take Montelukast Viatris during this period.
Breastfeeding
It is not known whether Montelukast Viatris appears in breast milk. If you are breastfeeding or plan to breastfeed, you should inform your doctor before taking Montelukast Viatris.
Driving and Using Machines
Montelukast Viatris is not expected to affect your ability to drive a car or operate machinery. However, individual responses to the medication may vary. Some side effects (such as drowsiness or dizziness) reported with Montelukast Viatris may affect the patient's ability to drive or operate machinery.
Montelukast Viatris contains Orange Yellow S and Sodium
Orange Yellow S (E-110) may cause allergic reactions.
This medicine contains less than 1 mmol of sodium (23 mg) per tablet; it is essentially "sodium-free".
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Follow the instructions for administration of this medicine exactly as indicated by your doctor or pharmacist. In case of doubt, consult your doctor or pharmacist again.
For Adults (including elderly patients) and Adolescents 15 years of age and older:
The recommended dose is:
Use in Children and Adolescents
Montelukast Viatris is not suitable for children and adolescents under 15 years of age.
If you are taking Montelukast Viatris, make sure you do not take any other product that contains the same active ingredient, montelukast.
This medicine is taken orally.
You can take Montelukast Viatris with or without food.
If you take more Montelukast Viatris than you should
Seek help from your doctor immediately.
In most cases of overdose, no adverse effects were reported. The symptoms that occurred most frequently, reported in overdose, were abdominal pain, drowsiness, thirst, headache, vomiting, and hyperactivity.
In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, phone: 91 562 04 20, indicating the medicine and the amount ingested.
If you forget to take Montelukast Viatris
Try to take Montelukast Viatris as prescribed. However, if you miss a dose, just resume your regular schedule of one tablet once a day.
Do not take a double dose to make up for missed doses.
If you stop taking Montelukast Viatris
Montelukast Viatris may only treat your asthma if you continue to take it. It is important that you continue to take Montelukast Viatris for the time your doctor prescribes. It will help control your asthma.
If you have any further questions about the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
In clinical trials conducted with montelukast, the side effects related to the administration of montelukast and reported most frequently (occurring in up to 1 in 10 people) were:
These side effects were generally mild and occurred more frequently in patients treated with montelukast than with placebo (a pill that does not contain medicine).
Serious side effects
Contact a doctor immediatelyif you notice any of the following side effects, which may be serious and require urgent medical treatment.
Uncommon(may affect up to 1 in 100 people)
Rare(may affect up to 1 in 1,000 people)
Very rare(may affect up to 1 in 10,000 people)
Additionally, since the medicine has been marketed, the following side effects have been reported:
Very common(may affect more than 1 in 10 people)
Common(may affect up to 1 in 10 people)
Uncommon(may affect up to 1 in 100 people)
Rare(may affect up to 1 in 1,000 people)
Very rare(may affect up to 1 in 10,000 people)
Reporting of side effects
If you experience any side effects, talk to your doctor, pharmacist, or nurse, even if it is possible that they are not listed in this package leaflet. You can also report side effects directly through the Spanish Medicines Monitoring System for Human Use: https://www.notificaram.es. By reporting side effects, you can help provide more information on the safety of this medicine.
Keep this medicine out of the sight and reach of children.
Do not use this medicine after the expiry date which is stated on the carton after EXP. The expiry date refers to the last day of the month shown.
This medicine does not require any special storage conditions.
Medicines should not be disposed of via wastewater or household waste. Ask your pharmacist how to dispose of medicines no longer required. These measures will help protect the environment.
Composition of Montelukast Viatris
Core:microcrystalline cellulose, mannitol, sodium croscarmellose, magnesium stearate, sodium lauryl sulfate, anhydrous colloidal silica.
Coating:polydextrose, titanium dioxide (E-171), hypromellose, triacetin, carmine indigo (E-132), macrogol, orange yellow S (E-110) (see section 2 "Montelukast Viatris contains orange yellow S (E-110)")
Appearance of the product and pack contents
Film-coated tablets, blue, round, biconvex, with beveled edges, engraved with "MO" over "10" on one side and "M" on the other.
Available in blister packs of 10, 14, 20, 28, 30, 50, 56, 60, 84, 90, and 100 tablets, in unit-dose blister packs of 28x1 tablets or in bottles with silica gel desiccant containing 28, 30, 56, 60, 84, 90, 100, 112, 120, 180, and 500 tablets.
Not all pack sizes may be marketed.
Marketing Authorization Holder:
Viatris Limited
Damastown Industrial Park
Mulhuddart, Dublin 15
Dublin
Ireland
Manufacturer:
McDermott Laboratories Limited trading as Gerard Laboratories
35/36 Baldoyle Industrial Estate
Grange Road, Dublin 13
Ireland
or
Mylan Hungary Kft.
H-2900 Komárom,
Mylan utca.1
Hungary
or
Logiters, Logística Portugal, S.A.
Estrada dos Arneiros, 4
Azambuja, 2050-306
Portugal
or
Mylan B.V.
Krijgsman 20
1186DM Amstelveen
Netherlands
You can request more information about this medicine by contacting the local representative of the marketing authorization holder:
Viatris Pharmaceuticals, S.L.U.
C/ General Aranaz, 86
28027 - Madrid
Spain
This medicine is authorized in the Member States of the European Economic Area under the following names:
Austria: Montelukast Arcana 10 mg Filmtabletten
Germany: Montelukast dura 10 mg filmtabletten
Cyprus: Montelukast Mylan επικαλυμμ?νο με λεπτ? υμ?νιο δισκ?ο 10 mg
Denmark: Montelukast Mylan
Slovakia: Montelukast Mylan 10 mg
Spain: Montelukast Viatris 10 mg film-coated tablets EFG
Finland: Montelukast Mylan
France: MONTELUKAST VIATRIS 10 mg, film-coated tablet
Greece: Montelukast Mylan επικαλυμμ?νο με λεπτ? υμ?νιο δισκ?ο 10 mg
Ireland: Montelukast Mylan 10 mg film-coated tablets
Italy: Montelukast Mylan Generics
Netherlands: Montelukast Mylan 10 mg, filmomhulde tabletten
Portugal: Montelucaste Mylan
United Kingdom (Northern Ireland): Montelukast 10 mg film-coated tablets
Czech Republic: Montelukast Mylan 10 mg, potahované tablety
Sweden: Montelukast Mylan
Date of last revision of this package leaflet:January 2025
Detailed and up-to-date information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) https://www.aemps.gob.es/
The average price of MONTELUKAST VIATRIS 10 mg FILM-COATED TABLETS in November, 2025 is around 21.06 EUR. Prices may vary depending on the region, pharmacy, and whether a prescription is required. Always check with a local pharmacy or online source for the most accurate information.
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