Prescription requiredAnti-allergic (Antihistamine + Leukotriene receptor antagonist)

Allerbloc-M Tab — Uses, Dosage & Benefits

Allerbloc-M Tab is used for Allergic rhinitis (seasonal/perennial) with symptoms like sneezing, runny/blocked nose, itchy/watery eyes; allergy-related cough/wheeze; as add-on therapy in asthma/allergy where advised by a doctor.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated August 2026

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Active Ingredient / Composition

Montelukast 10 mg + Levocetirizine 5 mg

What is Allerbloc-M Tab used for?

Allergic rhinitis (seasonal/perennial) with symptoms like sneezing
runny/blocked nose
itchy/watery eyes; allergy-related cough/wheeze; as add-on therapy in asthma/allergy where advised by a doctor

How Allerbloc-M Tab Works

Levocetirizine is an antihistamine that blocks H1 receptors to reduce sneezing, itching and runny nose. Montelukast is a leukotriene receptor antagonist that blocks leukotrienes, helping decrease allergy-related inflammation, nasal congestion and wheezing.

Dosage & Directions

Tablet; usually taken once daily, preferably in the evening or at bedtime. Can be taken with or without food. Swallow whole with water; take at the same time each day or as prescribed.

Always follow your doctor's prescription. Do not self-medicate.

Key Benefits

Relieves sneezing and runny nose
Reduces nasal congestion
Decreases itchy/watery eyes
Helps allergy-related cough/wheeze
Improves overall allergy control

Pregnancy

Consult doctor

Alcohol Interaction

Avoid

Allerbloc-M Tab — Quick Facts

Composition: Montelukast 10 mg + Levocetirizine 5 mg
Therapeutic class: Anti-allergic (Antihistamine + Leukotriene receptor antagonist)
Drug class: Second-generation H1 antihistamine + Leukotriene receptor antagonist (LTRA)
Prescription: Required (Rx)
Price: ₹195
Habit forming: No
Storage: Store below 25°C in a cool, dry place away from moisture and direct light. Keep out of reach of children.

Allerbloc-M Tab — Usage FAQs

How should I take this medicine?

Follow the dosage prescribed by your doctor. Do not alter the dose without medical advice.

Can I take this medicine without a prescription?

Prescription-required medicines need a valid Rx. OTC medicines can be purchased directly.

What if I miss a dose?

Take the missed dose as soon as you remember, unless it is close to your next scheduled dose. Do not double the dose.

How long does it take to show effect?

The time to show effect varies by medicine and condition. Consult your doctor for specific timelines.

Allerbloc-M Tab — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Allerbloc-M Tab used for?

How Allerbloc-M Tab Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Allerbloc-M Tab — Quick Facts

Allerbloc-M Tab — Usage FAQs

More from PingMeDoc™

Safety disclaimer

Allerbloc-M Tab — Uses, Dosage & Benefits

Active Ingredient / Composition

What is Allerbloc-M Tab used for?

How Allerbloc-M Tab Works

Dosage & Directions

Key Benefits

Pregnancy

Alcohol Interaction

Allerbloc-M Tab — Quick Facts

Allerbloc-M Tab — Usage FAQs

More from PingMeDoc™

Safety disclaimer