Monas 10 is a prescription medication containing Montelukast Sodium that is used primarily for the prevention and long-term treatment of asthma and relief of allergic rhinitis symptoms. It is a leukotriene receptor antagonist, which works by reducing inflammation in the airways. Produced by The ACME Laboratories Ltd., here is a clear, updated guide for 2026.
What is Monas 10 Used For?
Monas 10 contains Montelukast 10 mg and is prescribed mainly for:
Asthma Management: Prophylaxis and chronic treatment of asthma.
EIB Prevention: Acute prevention of exercise-induced bronchoconstriction (EIB).
Allergy Relief: Relief of symptoms of allergic rhinitis (seasonal and perennial), including sneezing and runny nose.
Key Reminder: Monas 10 is not a fast-acting “rescue” medicine for acute asthma attacks. Always use your quick-relief inhaler for emergencies. For a deeper look at the clinical efficacy of this molecule, you can review the pharmacology and clinical applications of Montelukast on DrugBank.
Dosage
For adults and adolescents 15 years of age and older with asthma or seasonal allergic rhinitis, the dosage is one 10 mg tablet once daily, taken in the evening. The tablet can be taken with or without food.
Common Side Effects
Monas 10 is generally well-tolerated, and side effects are usually mild. Common side effects may include:
Headache
Abdominal pain or gastrointestinal discomfort
Diarrhea or nausea
Fever or upper respiratory tract infection
Important 2026 Safety Update: Global health authorities maintain a boxed warning for montelukast regarding serious mental health side effects (mood changes, anxiety, or rare suicidal thoughts). According to research published in the Journal of Asthma and Allergy, patients should be monitored closely; contact a doctor immediately if you notice unusual behavior.
Important Warnings & Precautions
No Sudden Stops: Never stop inhaled or oral corticosteroids suddenly when starting Monas.
Liver Health: Use caution in patients with severe liver problems.
Pregnancy/Breastfeeding: Tell your doctor if you are pregnant or breastfeeding; use only if clearly needed.
Contraindications: Avoid use if you are allergic to montelukast.
Price in Bangladesh (January 2026 Approximate)
Price per Tablet: Approximately ৳17.50.
Price per Strip (15 Tablets): Typically ৳250–৳270.
Manufacturer: The ACME Laboratories Ltd.


Frequently Asked Questions (FAQ) About Monas 10
Q: Is Monas 10 an antibiotic or antihistamine?
No. It is a leukotriene receptor antagonist that blocks inflammation-causing substances. It works differently from typical antihistamines and is not used to treat bacterial infections.
Q: Is Montelukast (Monas 10) for day or night?
For the best results, doctors usually recommend taking Monas 10 at night (evening) to help control symptoms that often worsen during sleep or early morning.
Q: Does Monas 10 cause drowsiness?
Usually not. Monas 10 is generally non-drowsy, unlike many older allergy medications.
Q: Are there any alternatives to Monas 10 in Bangladesh?
Yes. Popular alternatives include Montene (Incepta), Montas (Square), M-Kast (Beximco), and Monocast (General).
Q: What is the “Monas 10 New Pack”?
ACME Laboratories occasionally updates packaging for security and to prevent counterfeiting. The medicine inside remains the same Montelukast 10mg.
Q: What if I miss a dose?
Take it as soon as you remember, but skip it if it is almost time for the next dose. Never double up.
Q: How long does it take to work?
Benefits often start within days, but the full effect for asthma or allergies may take 1-2 weeks of regular use.
Disclaimer: This is educational information only (updated January 2026). Not a substitute for professional medical advice. Always consult a qualified physician before starting/stopping any medication.




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