demonte kid tablet - Levocetirizine (2.5mg) + Montelukast (4mg) medicine

Alzero M Kid 2.5 mg/4 mg Tablet: Complete Information for Parents

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🏭 Haustus Biotech Pvt Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Sep 24, 2026
⚠️ Hepatotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for allergic rhinitis and mild asthma in children.
Reviewed by
SaathiMed Expert Panel | Sep 24, 2026

When to Call Your Doctor IMMEDIATELY

  • Difficulty breathing or severe wheezing that does not improve with rescue inhaler
  • Swelling of the face, lips, tongue, or throat
  • Severe skin rash or hives
  • Yellowing of the skin or eyes, dark urine, or severe abdominal pain
  • Unusual changes in behavior such as aggression, depression, or hallucinations
  • Seizures or convulsions
  • Persistent vomiting or inability to keep fluids down

If experiencing severe symptoms, call emergency services immediately.

What is demonte kid tablet used for?

This medicine is a combination of levocetirizine (an antihistamine) and montelukast (a leukotriene receptor antagonist) used in children to treat allergic rhinitis and mild asthma. It relieves sneezing, runny nose, and wheezing. It is not for acute asthma attacks.

  • Generic Name: Levocetirizine (2.5mg) + Montelukast (4mg)
  • Manufacturer: Haustus Biotech Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 demonte kid tablet के बारे में (Hindi Summary)

उपयोग: यह दवा बच्चों में एलर्जी राइनाइटिस (नाक की एलर्जी) और हल्के दमा (अस्थमा) के इलाज के लिए दी जाती है। यह छींक, नाक बहना, खुजली, आंखों में पानी आना और घरघराहट जैसे लक्षणों को कम करती है। यह दवा एलर्जी पैदा करने वाले हिस्टामिन और ल्यूकोट्राइन को रोककर काम करती है। यह तीव्र दमा के दौरे के लिए नहीं है, इसलिए हमेशा रेस्क्यू इनहेलर पास रखें।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में सिरदर्द, नींद आना, थकान, मुंह सूखना और पेट दर्द शामिल हैं। ये आमतौर पर हल्के और अस्थायी होते हैं। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन अगर बच्चे को सांस लेने में तकलीफ, चेहरे या गले में सूजन, या व्यवहार में अचानक बदलाव (जैसे चिड़चिड़ापन, उदासी, नींद न आना) दिखे, तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही दें। खुराक न बढ़ाएं। इसे पानी के साथ निगलें, चबाएं नहीं। खाने के साथ या बिना खाने के दिया जा सकता है, लेकिन पेट खराब होने पर खाने के साथ दें। इसे बच्चों की पहुंच से दूर रखें। कमरे के तापमान पर सूखी जगह पर रखें। डॉक्टर की सलाह के बिना दवा बंद न करें।

💡 Did You Know? India has the highest number of USFDA-compliant plants outside the USA.

💊 demonte kid tablet Uses & Benefits

[{"condition":"Allergic rhinitis (seasonal and perennial)","description":"This medicine effectively relieves sneezing, runny nose, nasal itching, and watery eyes in children with allergic rhinitis.","evidence":"Well-established"},{"condition":"Mild persistent asthma","description":"Used as add-on therapy for children with mild asthma not controlled by inhaled corticosteroids alone, reducing daytime and nighttime symptoms.","evidence":"Well-established"},{"condition":"Exercise-induced bronchoconstriction","description":"Helps prevent narrowing of airways triggered by physical activity in children with known exercise-induced asthma.","evidence":"Moderate"}]

Off-label uses: [{"condition":"Chronic urticaria","description":"Sometimes prescribed off-label for persistent hives in children when other antihistamines are insufficient.","evidence":"Limited"},{"condition":"Atopic dermatitis","description":"May be used off-label to reduce itching associated with eczema, though not a primary treatment.","evidence":"Limited"}]

Primary treatment for: Allergic rhinitis and mild asthma in children

Also treats: Exercise-induced bronchoconstriction, Chronic urticaria

📋 Drug Information

Generic Name(s)Levocetirizine (2.5mg) + Montelukast (4mg)
Brand Namedemonte kid tablet
ManufacturerHaustus Biotech Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassRESPIRATORY
Action Class
Route of AdministrationOral
StorageStore at room temperature (15-30°C) in a dry place, away from direct sunlight and moisture. Keep in the original container.
Shelf Life24 months from the date of manufacture.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Give this medicine at the same time each day to maintain consistent levels.
2
If your child has an asthma attack, use the rescue inhaler first and do not rely on this medicine for immediate relief.
3
Monitor your child for any changes in mood, behavior, or sleep patterns, and report them to the doctor promptly.
4
Do not stop this medicine abruptly without consulting the doctor, especially if it is being used for asthma control.
5
Keep a record of when you give the medicine and any side effects to discuss with the pediatrician.
6
Ensure your child stays hydrated and avoids known allergens like dust, pollen, and pet dander.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

Sneezing and runny nose
This medicine is commonly prescribed for allergic rhinitis.
Likely Use
Mild wheezing
Used for mild asthma control.
Likely Use
High fever
This medicine is not a fever reducer.
Not Primary
Severe asthma attack
This medicine is not for acute attacks; use a rescue inhaler.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionLevocetirizine is rapidly and extensively absorbed after oral administration. Montelukast is also rapidly absorbed. Food does not significantly affect the absorption of either component.
DistributionLevocetirizine distributes into body tissues; plasma protein binding is approximately 90%. Montelukast is highly protein-bound (>99%) and distributes into tissues, including the airways.
Protein BindingLevocetirizine: ~90%; Montelukast: >99%
MetabolismLevocetirizine undergoes minimal hepatic metabolism. Montelukast is extensively metabolized in the liver by cytochrome P450 enzymes, primarily CYP2C8 and CYP3A4.
Half-LifeLevocetirizine: approximately 6-8 hours in children; Montelukast: approximately 2.5-5.5 hours.
ExcretionLevocetirizine is primarily excreted unchanged in urine. Montelukast is excreted mainly in bile and feces.
BioavailabilityLevocetirizine: high oral bioavailability; Montelukast: oral bioavailability approximately 64% in adults, but may vary in children.
Onset of ActionLevocetirizine begins to relieve allergic symptoms within 1 hour. Montelukast may take several days to achieve full therapeutic effect for asthma control.
Peak Plasma TimeLevocetirizine: 0.5-1 hour; Montelukast: 3-4 hours.
Duration of ActionLevocetirizine: 24 hours; Montelukast: 24 hours.

How It Works

This medicine combines two active ingredients with complementary mechanisms. Levocetirizine selectively antagonizes histamine H1 receptors, preventing histamine from binding and causing allergic symptoms such as vasodilation, increased vascular permeability, and sensory nerve stimulation. Montelukast selectively blocks cysteinyl leukotriene receptor type 1 (CysLT1), preventing leukotriene-mediated bronchoconstriction, mucus secretion, and airway edema. Together, they address both histamine- and leukotriene-driven allergic pathways.

Mechanism Steps

1
Histamine H1 receptor blockade: Levocetirizine binds to H1 receptors on cells in the respiratory tract, blood vessels, and skin, preventing histamine from triggering allergic responses.
2
Leukotriene receptor antagonism: Montelukast blocks CysLT1 receptors on airway smooth muscle and inflammatory cells, reducing leukotriene-induced bronchoconstriction and inflammation.
3
Dual anti-allergic effect: The combined action reduces both immediate allergic symptoms (sneezing, itching) and delayed inflammatory responses in the airways.

💡 How to Take demonte kid tablet

Strength: Tablet containing Levocetirizine 2.5 mg and Montelukast 4 mg

1Wash hands before handling the tablet.
2Take the tablet orally with a glass of water.
3Swallow whole; do not crush or chew unless advised by the doctor.
4Can be taken with or without food, but with food if stomach upset occurs.
5Give at the same time each day for best effect.

Dosage Information

Adult DosageThis medicine is formulated for pediatric use. For adults, a different strength and formulation containing levocetirizine 5 mg and montelukast 10 mg is typically used. Adult dosing must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function.
Pediatric DosageThe dose of this medicine must be individualized by a qualified pediatrician based on the child's age, weight, and clinical condition. Typically, for children aged 2 to 5 years, one tablet of levocetirizine 2.5 mg and montelukast 4 mg may be prescribed once daily. Do not adjust the dose without medical advice.
Elderly DosageThis medicine is intended for pediatric use. For elderly patients, adult formulations and doses are used, with consideration of renal and hepatic function. Consult a doctor for appropriate dosing.
Renal ImpairmentLevocetirizine dose should be adjusted in renal impairment. For children with renal impairment, consult a pediatric nephrologist. Montelukast does not require dose adjustment in renal impairment.
Hepatic ImpairmentNo dose adjustment is needed for mild to moderate hepatic impairment. For severe hepatic impairment, consult a doctor. Montelukast is extensively metabolized in the liver.
Maximum Daily DoseThe maximum daily dose for children is one tablet of levocetirizine 2.5 mg and montelukast 4 mg, unless otherwise prescribed by a doctor.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

🍽️ Food Timing Guide

With food
Can be taken with or without food
Food does not significantly affect absorption, but may reduce stomach upset.
Grapefruit juice
Avoid excessive intake
May inhibit metabolism of montelukast and increase its levels.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Give the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose.
💡 Do not double the dose to catch up.

⚠️ Side Effects of demonte kid tablet

✅ Common Side Effects

Headache (Common (5-10%))
Usually resolves on its own. If persistent or severe, consult the doctor.
Drowsiness (Common (5-10%))
May occur, especially at the start. Avoid driving or operating machinery if affected. Consult doctor if it interferes with daily activities.
Abdominal pain (Common (2-5%))
Give with food to reduce stomach upset. If pain persists, consult doctor.
Dry mouth (Common (2-5%))
Encourage fluids. Usually temporary.
Fatigue (Common (2-5%))
Ensure adequate rest. Consult doctor if severe.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek immediate medical attention if swelling of face, lips, tongue, or throat, difficulty breathing, or severe rash occurs.
Neuropsychiatric events (agitation, aggression, depression, sleep disturbances) (Rare (<0.1%))
Report any unusual behavior changes to the doctor immediately.
Liver dysfunction (Very rare (<0.01%))
Seek medical attention if yellowing of skin or eyes, dark urine, or persistent nausea occurs.

⚠️ Rare Side Effects

Palpitations
Consult doctor if persistent.
Seizures
Seek emergency medical help.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
CNS depressants Major
Rifampicin Major
Gemfibrozil Moderate
Theophylline Moderate
Antacids Minor

🚨 Major Interactions

  • CNS depressants (e.g., benzodiazepines, opioids, alcohol)
  • Strong CYP3A4 inducers (e.g., rifampicin, carbamazepine, phenytoin)

⚡ Moderate Interactions

  • CYP2C8 inhibitors (e.g., gemfibrozil)
  • Theophylline

🍷 Alcohol Interaction

Alcohol may enhance the sedative effects of levocetirizine. Avoid alcohol consumption while taking this medicine, especially in children and adolescents.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to levocetirizine, montelukast, or any component of the formulation","Severe renal impairment (creatinine clearance

⚠️ Warnings & Precautions

["Not for acute asthma attacks; always have a rescue inhaler available.","May cause drowsiness; caution with activities requiring alertness.","Neuropsychiatric events have been reported with montelukast; monitor mood and behavior.","Do not exceed recommended dose.","Use with caution in patients with liver or kidney disease.","Phenylketonuria: some formulations may contain phenylalanine.","Avoid abrupt discontinuation of asthma therapy without medical advice."]

🤱 Lactation Safety

Not established from the available information. This medicine is for pediatric use; consult a doctor for use during breastfeeding.

💊 Overdose Management

Overdose may cause drowsiness, agitation, or abdominal pain. In case of suspected overdose, seek immediate medical attention. Treatment is supportive and symptomatic. There is no specific antidote.

⏰ Missed Dose

If a dose is missed, give it as soon as remembered. If it is almost time for the next dose, skip the missed dose and continue with the regular schedule. Do not double the dose.

Additional Safety Advice

General Safety

Always give this medicine exactly as prescribed by your child's doctor. Do not exceed the recommended dose. This medicine is for oral use only. It can be taken with or without food, but giving it with a meal may reduce stomach upset. Do not crush or chew the tablet unless your doctor advises; swallow it whole with water. If your child has phenylketonuria, check with your doctor because some formulations may contain phenylalanine. Avoid giving this medicine to children younger than the age approved by your doctor. Keep out of reach of children. Store at room temperature away from moisture and heat. Do not use after the expiry date. Inform your doctor if your child is taking any other medications, especially sedatives, anti-seizure drugs, or antibiotics. Do not stop this medicine suddenly without consulting your doctor, as symptoms may return.

👴 Special Considerations for Elderly

💡 For Patients Above 65

This medicine is intended for pediatric use. Elderly patients should use adult formulations and doses as prescribed by a doctor.

🤰 Pregnancy Planning (TTC)

This medicine is for pediatric use. For women planning pregnancy, consult a doctor for appropriate allergy and asthma management.

🏥 Post-Surgery Considerations

Consult the doctor before giving this medicine after surgery, as it may interact with other medications or affect recovery.

🦷 Dental Procedures

Inform the dentist about this medicine before any dental procedure. It may cause dry mouth, which can affect oral health.

💚 Lifestyle Tips for Better Results

🏃
Identify and avoid allergens such as dust mites, pollen, and pet dander.
🥗
Keep the child's environment clean and dust-free.
😴
Encourage regular, moderate exercise as tolerated.
💧
Ensure the child gets adequate sleep.
🧘
Maintain a healthy diet rich in fruits and vegetables.
🌞
Use air purifiers if available to reduce indoor allergens.

🏋️ Exercise Considerations

Children with exercise-induced asthma should use a rescue inhaler before physical activity as prescribed. This medicine helps prevent symptoms but does not replace pre-exercise prophylaxis.

🥗 Diet Recommendations

Include omega-3 rich foods like fish and flaxseed.
Offer plenty of fluids to keep airways hydrated.
Limit processed foods and sugary drinks.
Include fruits and vegetables rich in antioxidants.

💼 Impact on Daily Work & Life

This medicine may cause mild drowsiness in some children, which can affect school performance or daily activities. Monitor your child's alertness and consult the doctor if drowsiness is significant.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting the doctor. If side effects occur or symptoms improve, the doctor will decide whether to continue, adjust, or stop the medicine.

📅 Long-Term Use Effects

Long-term use of this medicine may require periodic monitoring of liver function and behavioral changes, especially in children. Montelukast has been associated with rare neuropsychiatric events. Regular follow-up with the pediatrician is recommended to assess ongoing need and safety.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Allergen avoidance

Reducing exposure to allergens can decrease the need for medication.

Evidence: Well-established
Immunotherapy

Allergy shots may provide long-term relief for allergic rhinitis.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

This medicine does not interfere with routine vaccinations. However, consult the pediatrician before any vaccination if the child is unwell.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not refrigerate unless specified

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

When traveling with this medicine, carry it in its original packaging with a copy of the prescription. Store at room temperature and protect from extreme heat or moisture. If crossing time zones, consult your doctor about adjusting the dosing schedule. Keep enough supply for the entire trip and carry it in your hand luggage. Check customs regulations for carrying prescription medicines.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 4-year-old boy with frequent sneezing and runny nose during pollen season.
His pediatrician prescribed this medicine once daily. Within a week, his sneezing and nasal congestion significantly reduced, and he could play outdoors without constant discomfort. His parents noted mild drowsiness initially, which resolved after a few days.
💡 Lesson: Consistent daily use and avoiding allergens help achieve the best results with this medicine.
👤 A 6-year-old girl with mild asthma triggered by exercise.
She was started on this medicine as add-on therapy to her inhaled corticosteroid. After a month, she experienced fewer episodes of wheezing during sports and slept better at night. Her parents were advised to continue the medicine and monitor for any mood changes.
💡 Lesson: This medicine can improve asthma control when used regularly, but it is not a substitute for rescue inhalers during acute attacks.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: Levocetirizine starts relieving allergic symptoms within 1 hour, while montelukast may take a few days to show full effect for asthma control.

Q: Can this medicine be given with food?

A: Yes, it can be taken with or without food. If it causes stomach upset, give it with a meal.

Q: Is it safe for long-term use?

A: Long-term use should be under medical supervision. Regular follow-ups are needed to monitor for side effects and effectiveness.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can this medicine be given long-term to my child?
  • Will it affect my child's growth?
  • Can my child take this medicine with other allergy medicines?
  • Does it cause drowsiness?
  • What if my child misses a dose?
  • Can it be given during an asthma attack?

🔄 Substitutes for demonte kid tablet

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This medicine can replace a rescue inhaler during an asthma attack.
    Fact: This medicine is not a rescue medication and does not provide immediate relief during an acute asthma attack. Always use a prescribed rescue inhaler.
  • Myth: It is safe to give extra doses if symptoms are severe.
    Fact: Never exceed the prescribed dose. Extra doses can increase the risk of side effects and do not provide faster relief.

🔄 Alternative Options

Generic Alternatives

  • Levocetirizine 2.5 mg + Montelukast 4 mg tablet (generic)

Brand Alternatives

  • Alzero M Kid 2.5 mg/4 mg Tablet

📊 Comparison with Similar Medicines

[{"medicine":"This medicine","composition":"Levocetirizine 2.5 mg + Montelukast 4 mg","use":"Allergic rhinitis and mild asthma in children","sedation":"Mild"},{"medicine":"Montelukast alone","composition":"Montelukast 4 mg","use":"Asthma and allergic rhinitis","sedation":"None"},{"medicine":"Levocetirizine alone","composition":"Levocetirizine 2.5 mg","use":"Allergic rhinitis and urticaria","sedation":"Mild"}]

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