Montek LC Tablet: Uses, Side Effects, Composition, Price & Dosages

Montek LC tablet belongs to the class of drugs known as antihistamines. These medicines work by blocking the histamines, which are a natural substance produced in the body when it has an allergic reaction to any substance. This helps to relieve and treat the symptoms associated with the reaction. This Tablet is mostly prescribed to patients suffering from allergic rhinitis and urticaria.

Nature: Anti-histamine
Composition: Levocetirizine (2.5 mg) and Montelukast (4 mg)
Uses: sneezing and runny nose due to allergies
Side-effects: nausea, diarrhea, vomiting, dryness in mouth, headache, skin rash
Precautions: Liver-related ailments, kidney problems

In simple words, Montek LC is prescribed to patients with the following conditions:

  • Runny nose
  • Itchy or watery eyes
  • Sneezing
  • Hives
  • Other seasonal allergies

Montek LC are taken orally and are available in tablet form as well as a solution. The tablet can be used as a combination therapy which means Montek LC tablet can also be prescribed by doctors in combination to other drugs. It can be taken with or without food. In India, Sun Pharma is the biggest manufacturer of this tablet. This Medicine is a fixed dose combination of Levocetirizine and Montelukast which is used to relieve symptoms of asthma and allergies like hay fever .

The following is the distribution of these two main ingredients of Montek LC –

Levocetirizine is a third generation non-sedative antihistamine indicated for relieving the symptoms associated with allergies which are both seasonal and perennial. Montelukast is a leukotriene receptor antagonist (LTRA) used for maintaining the treatment of asthma along with relieving the seasonal allergic symptoms.

Uses and Benefits of Montek LC:

Montel LC is used in the prevention and treatment of the following conditions -

  • Allergic rhinitis- This condition is characterized by inflammation in the nose, which occurs when the immune system reacts to the allergens present in the air. The symptoms associated with this condition are runny or stuffy nose, watery eyes and swelling around the eyes.
  • Asthma and allergic rhinitis - It is an inflammation of the airways of the lungs characterized by reversible airflow obstruction, wheezing coughing, chest tightness etc.
  • Hives or urticaria- Hives or urticaria is a condition characterized by swollen pale red bumps or plaques on the skin. Hives usually causes itching, but May also burning or stinging.

The uses of Montek Lc can be elaborated in combination with the following symptoms and conditions:

  • Runny nose
  • Itchy or watery eyes
  • Sneezing
  • Allergic conditions
  • Dust or pet allergies
  • Inflammation of mucous membrane of the nose
  • Ear-round allergies
  • Skin edema

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Side Effects of Montek LC:

It is always advisable that the patients must inform the doctor about all the medicines, supplements and herbal supplements that are being consumed by the patient such as vitamins, drugs, herbal supplements etc. in order to avoid the occurrence of any side effects from Montek LC Tablet. The side effects of Montek Lc may vary from person to person and are majorly affected by the age group of the person.

  • Children less than 6 years of age may face:  Constipation, diarrhea , and vomiting.
  • Children between 6 to 11 years may face: Fever , cough, nose bleeding, sleepiness etc.
  • Patients above the age of 12 years may face Dry mouth, sore throat, inflammation of throat or nose, tiredness and sleepiness.

Other commonly observed symptoms of Montek Lc include:

  • Sleepiness
  • Diarrhoea
  • Excessive sweating
  • Feeling extremely weak
  • Abdominal pain
  • Dry mouth
  • Unusual tiredness
  • Headache
  • Dizziness

Some serious side effects of Montek LC which may be rare but demand immediate doctor consultation are-:

  • Blurred vision
  • Breathing difficulties
  • Kidney troubles like urination problems etc.
  • Pale skin
  • Allergic reactions
  • Mood Swings
  • As drowsiness is a common side effect of administering this drug, it is advisable to avoid driving or working on heavy machines after taking Montek LC.

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Composition and Nature of Montek LC:

It is an anti-histamine drug and is composed of two main ingredients -

  • Levocetirizine – 5 MG
  • Montelukast – 10 MG

Levocetirizine is a third-generation non-sedative antihistamine indicated for relieving the symptoms associated with allergies which are both seasonal and perennial.

Montelukast is a leukotriene receptor antagonist (LTRA) used for maintaining the treatment of asthma along with relieving the symptoms of allergies.

Effects of Montek LC on body organs:

When continued over a period of time, Montek LC produces variety of effects, including –

  • Dizziness
  • Sleepiness
  • Fatigue

Patients with severe liver and kidney disease should use Montek LC only under doctor’s prescription. Further, this drug must not be discontinued abruptly and it is essential to seek doctor’s consent before doing so. Do not change the dose of this medicine without consulting the doctor. An unchecked higher dose of this tablet can cause drowsiness and may impede alertness along with affecting the vision adversely.

Common Dosage of Montek LC:

The dosage depends on a variety of factors such as age, medical history, condition severity, body’s reaction after the intake of the first dose etc.

Explain your medical condition and history to the doctor to ensure they can recommend the correct dosage of Montek LC. Specific medical conditions like pregnancy, allergies, enlarged prostate, or a kidney disease must be brought to doctor’s notice.

Since Montek LC leads to drowsiness, it is best to take the prescribed dose in the evening so that one does not feel sleepy during the day.

Missed Dosage Instructions

A missed dose of Montek LC tablet must be taken as soon as it is remembered. If it is already the time to take the next dose, the previous dose must be skipped. It is advisable to take the dose on time and the patient should not take an extra dose in order to make up for the missed dose.

Overdose Instructions

Consuming more than the prescribed dose of medicine may do more harm than good to the body. The medicine may not work effectively to cure the condition it has been prescribed for. Therefore, overdosing of Montek LC tablets must be avoided. Also, if an overdose is suspected, the patients must immediately consult a doctor .

In case you have taken a overdose, immediately contact your doctor. Symptoms of an overdose include –

  • Dizziness
  • Restlessness
  • Confusion

Gastric lavage is a supportive measure which can be initiated to include the severity of the symptoms.

When Montek LC is prescribed?

It may be prescribed for the treatment and prevention of the following conditions –

  • Dust allergies
  • Itchy or watery eyes
  • Pet allergies
  • Runny nose
  • Sneezing
  • Allergic conditions
  • Inflammation of the mucous membrane of the nose
  • Seasonal allergic rhinitis
  • Perennial allergic rhinitis

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Warnings/Precautions- When to avoid Montek LC?

The following precautions and warnings must be adhered to while administering Montek LC -

  • The patients must inform the doctor about any ongoing medicines or herbal products that they have been consuming.
  • The doctor must also be informed about about any ongoing medical treatment or upcoming surgery.
  • Montek LC should not be consumed with alcohol, as alcohol may induce excessive drowsiness.
  • Montek LC induces drowsiness, therefore; the patients must avoid driving or operating heavy machinery right after consumption of the medicine.
  • Patients having kidney related ailments must not take this tablet without consulting a doctor.
  • The patients allergic to any of the components present in the medicine must refrain from administering it.
  • Patients suffer from conditions such as Churg Strauss Syndrome or Epilepsy are advised to consult a doctor before administering Montek LC.
  • Extra caution should be exercised while administering Montek LC by elderly patients and people suffering from the condition such as chronic alcoholism and kidney failure.
  • The patients consuming medicine for asthma are advised not to administer Montek LC as it may lead to severe drug interactions.

Montek LC Interactions:

Interaction with medicine –

Montek LC may interact with the following medical conditions –

  • Carbamazepine
  • Clobazam
  • Fluconazole
  • Phenytoin
  • Codeine
  • Phenobarbital
  • GemfibrozilRifampin
  • Ritonavir
  • Theophylline

Interaction with diseases –

  • Hypersensitivity – People allergic to the constituents of the medicine must not administer Montek LC as it may lead to severe side effects.
  • Liver or kidney related problems – People suffers from liver or kidney related ailments may experience certain side effects. Therefore, it is advised that patients inform the doctor about the conditions that they are suffers from so that the doctor can prescribe an alternative medicine to reduce the side effects.
  • Interaction with alcohol – Montek LC must not be consumed with alcohol as it tends to amplify the drowsiness effect of the medicine.

How Montek LC Tablet Works?

It is the combination of two medicines: Montelukast and Levocetirizine. The function of Levocetirizine is to stop the total action of the histamine (chemical messenger) which is the sole cause of symptoms such as a runny nose. On the other hand, the function of the Montelukast is to stop the total action of leukotriene (another chemical messenger), which results in the reduction of inflammation in the nostrils and its tract.

Individual mechanism –

  • Levocetirizine - The medicine works by decreasing the activity of histamine H1 receptors. This, in turn, prevents the release of chemicals that induce allergy.
  • Montelukast - Montelukast is a leukotriene receptor antagonist which is used in the management and treatment of asthma and exercise-induced bronchospasm (EIB). Montelukast works by inhibiting leukotriene receptors present in the airways. This action prevents edema and enhances the secretion of thick, viscous mucus from the lungs.

How to use Montek LC tablets?

  • Montek LC must be consumed orally.
  • The tablet must not be crushed or chewed before consuming it.
  • Montek LC must be consumed with or without food as prescribed by the doctor.

Substitutes for Montek LC:

Below is the list of medicines, which have the same composition, strength and form as Montek Lc Tablet. A list of commonly available alternative medicines are –

  • Monoxil LC Tablet - Khandelwal Laboratories Private Limited
  • Moncel-LC - Helios Pharmaceuticals
  • Allerkast LC Tablet - Lupin Ltd.
  • Montecip LC - Cipla Ltd.
  • Comcet M - Lifecom Pharamaceuticals
  • Lupicet M - Lupitas Pharmaceuticals
  • Montasma L - Icarus Healthcare Pvt. Ltd.
  • Levosiz-M Tablet - Systopic Laboratories Pvt. Ltd.
  • Solitair Tablet - Blue Cross Laboratories Ltd.
  • Salphyllin M 5 mg/10 mg Tablet - Lincoln Pharmaceuticals Ltd.
  • Lit M Tablet - Omenta Pharma Pvt. Ltd.
  • Montized-L 5mg/10mg Tablet - Zota Health care Ltd
  • Lecitra M Tablet - Triglobal Bioscience Pvt. Ltd.
  • Levonair 5mg/10mg Tablet - Entod Pharmaceuticals Ltd.
  • Lerzin M Tablet - Galpha Laboratories Ltd
  • Levodec M Tablet - Axis Labs Pvt Ltd
  • Levocet M Tablet - Hetero Drugs Ltd
  • Lovim 5mg/10mg Tablet - Alde Medi Impex Ltd
  • Respicure M 5Mg/10Mg Tablet - Corona Remedies Pvt Ltd
  • Mucorin 5Mg/10Mg Tablet - Embiotic Laboratories Pvt Ltd

Medicine Variants

Following are the variants of Montek LC

  • Montek LC Tablet
  • Montek LC Kid Tablet
  • Montek LC Kid Syrup


The suspension form of Montek LC tablet is Montek LC Kid Syrup. This syrup is a combination medicine and comprises of Levocetirizine (2.5mg/5ml) and Montelukast (5mg/5ml).  The syrup is used for the treatment of runny and sneezing nose.

Montek LC that should not be taken with –

Montek LC should not be consumed with the following medicines –

  • Carbamazepine
  • Clobazam
  • Fluconazole
  • Phenytoin
  • Codeine
  • Phenobarbital
  • GemfibrozilRifampin
  • Ritonavir
  • Theophylline

Montek LC Price in India

Medicine Manufacturer Price
Montek LC Sun Pharmaceutical Industries Ltd INR 90

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How to store Montek LC?

  • Montek LC must be stored at room temperature away from direct heat and sunlight.
  • Montek LC must be kept away from the reach of children and pets.
  • Montek LC must be stored at a place where it cannot retain moisture.

The following conditions can be treated with Montek LC Tablet:

  • Dust allergies
  • Itchy or watery eyes
  • Pet allergies
  • Runny nose
  • Sneezing
  • Allergic conditions
  • Inflammation of the mucous membrane of the nose
  • Seasonal allergic rhinitis
  • Perennial allergic rhinitis


1) What is the Function of Montek LC Tablet?

Ans: It is a medicine which is used for treating and avoiding allergic sign of illness associated with rhinitis and seasonal allergies. It can also be used to treat allergic rhinitis which appear together. Some major symptoms of the health conditions treated by Montek LC tablet include – running nose, sneezing, watery eyes, itching, and hives.

2) Is Montek LC used for Asthma?

Ans: Yes, it is prescribed for the treatment and management of Asthma. Montek LC belongs to a group of medications known as leukotriene receptor antagonists, which works by blocking the leukotriene receptors in the airways of the lungs. This action helps to eliminate the mucus from the lings and help the patients to breathe easily.

3) How much time does it take for Montek LC to exhibit its effect?

Ans: Montek LC exhibits its effect within a few hours of administration which may last for about 24 hours. However, the time of showing effect may vary in people depending upon their age and severity of the condition.

4) Is Montek LC safe to be used during pregnancy?

Ans: According to the medical studies conducted on the tablet, the Montek LC is not known to cause any harmful effects on the fetus. Lack of conclusive evidence from clinical studies which makes it essential to weigh the benefits and risks of this tablet before usage. Ensure to consult your doctor before taking this drug.

5) Is Montek LC Tablet a habit forming medicine?

Ans: There have been no habit forming tendencies reported by Montek LC.

6) Does Montek LC have any warnings for breastfeeding mothers?

Ans: Yes, it is safe to be consumed by breastfeeding mothers. Montek LC does not pass through the milk and causes no harm to the baby.

7) Can Montek LC be taken with alcohol?

Ans: Consumption of alcohol with Montek LC is strictly not recommended as it can increase the risk of adverse effects like dizziness, sedation and may act as a health hazard.

8) Is it safe to drive after taking Montek LC?

Ans: No, patients must avoid driving after the consumption of Montek LC tablets. This is because the medicine tends to exhibit a drowsiness effect which hinders the ability of a person to concentrate while driving.

9) What happens if I take expired Montek LC?

Ans: Taking an expired dose of Montek LC may not cause severe side effects but may not prove to be effective against the condition it has been prescribed for. This is because; an expired medicine loses its potency and efficacy. Patients are advised to check the expiry date of Montek LC before consuming it.

10) At what frequency is the Montek LC generally used?

Ans: The most common frequency of taking tablet is once a day and twice a day. Doctor’s advice must be considered final in this respect.

11) Can Montek LC be taken on an empty stomach?

Ans: No, consuming Montek LC on an empty stomach is not advised. The medicine must be consumed after having a meal for better absorption

12) What are the storage requirements of Montek LC?

Ans: In order to ensure the Montek LC remains in its original efficacy, it is necessary to

  • Store Medicine at a cool and dry place, away from direct heat and moisture.
  • Ensure you do not freeze this Tablet.
  • Keep Montek  away from the reach of children and pets.
  • Do not use Montek LC after the expiry date.
  • The expiry date refers to the last day of that month.

13) Suggest some pro-tips for using Montek LC Tablet without any side effects?

Ans: It is best to take Montek LC in the evening or at night to prevent sleepiness throughout the day, which is a common side effect. Patients who are on a therapy with Montelukast may show an increase in Eosinophil count (known as eosinophilia) in normal blood count.

14) Can the use of Montek LC cause dry mouth?

Ans: Yes, the use of Montek LC tablet can cause dry mouth. In case you are experiencing dry mouth, ensure you are well hydrated. Drink plenty of water by taking regular sips during the day. Also keep some water beside your bed at night time as you may feel thirsty. It is also a good idea to apply lip balm if your lips or mouth go extremely dry.

15) Is Montek LC Tablet more effective when taken in higher dosage?

Ans: Taking an higher dose of the Montek LC tablet to get faster effects does not make it effective. Consuming higher than the prescribed dose causes an increase in the side effects. In case the symptoms of the health conditions are getting worse, it is advisable to consult the doctor for re-evaluation.

16) Can I use Montek LC for getting relief from cough?

Ans: No. Montek LC cannot be used to get relief from cold. It is an antihistamine used by patients suffering from allergies, hay fever and skin rashes. However, medicine may be prescribed to alleviate symptoms related to asthma.

17) Is Montek LC an antibiotic?

Ans: No. Montek LC is not an antibiotic drug. It belongs to a class of drugs known as antihistamines. It works by inhibiting the production of chemical messengers that induce inflammation and allergy.

18) Can i use Montek LC for kids?

Ans: It is an antihistamine medicine that has a special variant for kids. This variant is known as Montek LC Kid Tablet. The strength of elements present in the medicine is relatively lesser than that of this Tablet. The composition of the kid tablet is 2.5 mg of Levocetirizine and 4 mg of Montelukast.

19) Can Montek LC be used for getting relief from a sinus infection?

Ans: Yes. Montek LC can be prescribed to patients suffering from a sinus infection. It is an antihistamine containing Montelukast and Levocetirizine. These salts help in getting relief from symptoms associated with sinus such as sneezing, itching, congestion etc.

20.) Montek LC for throat infection

Ans: Montek LC may help relieve throat infection that has been induced by an allergic reaction such as rhinitis. It is not advised to take this medicine for treating throat infections caused by bacterial or viral infections.

21. Should a dose of Montek LC be administered before or after having a meal?

Ans: Montek LC should be administered after having a meal. This allows the body to absorb the medicine properly.

22) What are the possible contraindications associated with the administration of Montek LC?

Ans: It is not recommended to the patients suffering from end-stage kidney related ailments. It should not be administered to children below the age of 12 years with kidney abnormalities.

23) What are the reported allergic reactions due to the consumption of Montek LC?

Ans: Patients hypertensive to the ingredients of Montek LC may experience severe allergic reactions.

24) Do I need to avoid a particular food item while administering Montek LC tablets?

Ans. No, there is no need to avoid any particular food item while administering Montek LC.

25) What are the possible side effects of administering Montek LC tablets?

Ans: The most common side effects associated with the administration of Montek LC tablets are –

  • Sleepiness
  • Headache
  • Blurred vision
  • Dry mouth
  • Diarrhoea
  • Nausea
  • Difficulty in passing urine
  • Drowsiness

26 Can Montek LC affect a woman’s menstrual cycle?

Ans. No, the consumption of Montek LC does not affect the menstrual cycle. However, the patients should always consult the doctor in case they have pre-existing menstrual problems before starting the consumption of medicine.

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Last updated on : 26-09-2019

Disclaimer : Docprime doesn’t endorse or take any guarantee of the accuracy or completeness of information provided under this article and these are the views strictly of the writer. Docprime shall not be held responsible for any aspect of healthcare services administered with the information provided on this article.

User Comments (1)


vijay nair

Wed Jun 12 2019

I am using this tablet daily since last 10 years. I would like to stop it as it affect some side effects like difficulty in passing urine etc. Please advice.


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