This page contains brief details about the drug , it's indication, dosage & administaration, mechanism of action, related brands with strength, warnings and common side effects.

Background and Date of Approval

Bilastine + Montelukast belongs to the medication class known as leukotriene receptor antagonists and antihistamines. It is used as an anti-allergic agentt to treat allergic rhinitis and asthma. 

Mechanism of Action of undefined

Bilastine + Montelukast inhibits the high-voltage calcium channels in the central nervous system. It modulates the release of neurotransmitters such as norepinephrine and glutamate, reducing abnormal brain electrical activity and blockage of pain signals transmission.

Uses of undefined

Bilastine + Montelukast treats allergic rhinitis (sneezing, runny nose, congestion, stuffy nose, or watery eyes) and asthma.

undefined Drug administaration and Dosage available

Take the Bilastine + Montelukast as your physician advises. Do not crush, chew, or open the medicine. Your physician will decide the correct dosage and duration based on age, body weight, and disease condition. Only stop taking the tablet if your doctor advises you to stop.

Warnings, Precautions and Side Effects of undefined


Bilastine + Montelukast should not be consumed if you are allergic to Bilastine + Montelukast or any of its ingredients in the medication. Notify your doctor if you have a kidney or liver disease because, in such conditions, this medicine should be taken cautiously. It is not recommended for use in children under the age of 6. Avoid taking grapefruit juice or other fruit juices. Patients with aspirin sensitivity should avoid aspirin and non-steroidal anti-inflammatory agents while taking the medication. 


Notify your doctor if you are pregnant, planning to get pregnant, or think you may be pregnant or breastfeeding. It is important for patients to be alert for potential neuropsychiatric events and to report any symptoms promptly. Montelukast has been associated with systemic eosinophilia, which may resemble Churg-Strauss syndrome, especially when oral corticosteroid therapy is reduced.

Side Effects

The most common side effects of Bilastine + Montelukast are headache, drowsiness, fatigue, upper respiratory infection, fever, pharyngitis, cough, abdominal pain, diarrhea, influenza, rhinorrhea, and sinusitis.

Word Of Advice

Before starting the treatment, inform your doctor about all the underlying medical conditions. Do not stop the medicine until your doctor advises. Do not double-dose the medicine to make up for a forgotten dose. Notify your doctor if you experience any serious side effects. Contact your doctor for more information. 

Frequently Asked Question


  1. Exemed Pharmaceuticals,  [Revised on January 2021] [Accessed on 7th July 2023],
  2., [Accessed on 27th June 2023],
  3. Arlak biotech, [Accessed on 7th July 2023],


The drug information on this page is not a substitute for medical advice. It is meant for educational purposes only. For further details, consult your doctor about your medical condition to know if you are eligible to receive this treatment.