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  3. ALLENIL TABLET

Prescription drug
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ALLENIL TABLET, Pack of 10 TABLETS
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Written By Santoshini Reddy G , M Pharmacy
Reviewed By Veda Maddala , M Pharmacy
ALLENIL TABLET is an antihistamine medicine used in the treatment of allergic rhinitis, hives, and itching associated with skin diseases. This medicine contains olopatadine which works by inhibiting the action of histamine, a chemical messenger responsible for causing allergies. It helps relieve congestion, itching, redness, sneezing, and runny nose. Some of the common side effects include nausea, headache, rashes, and itching.
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Composition :

OLOPATADINE-5MG

Manufacturer/Marketer :

Torrent Pharmaceuticals Ltd

Consume Type :

ORAL

Return Policy :

Not Returnable

Expires on or after :

About ALLENIL TABLET

ALLENIL TABLET belongs to the 'antihistamine' class of drugs, primarily used to treat allergies. It also treats allergic rhinitis/allergic nasal inflammation, hives (skin rash), and itching associated with skin diseases. Allergy is an immune response produced by the body in response to allergens. Allergic rhinitis is inflammation and allergy of the nose caused by an allergen, such as pollen, dust, mould, or skin flakes from certain animals.

ALLENIL TABLET contains Olopatadine, an antihistamine drug. It inhibits the release of histamine (chemical messengers released due to an allergic response in the body) from mast cells. Thereby treats symptoms of allergies like runny nose, sneezing, and itching.

Your doctor will advise on how often you need to take ALLENIL TABLET based on your medical condition. Some common side effects of ALLENIL TABLET include sleepiness, malaise (general discomfort), dry mouth, oedema/fluid retention, rashes, and itching. These side effects do not require medical attention and gradually resolve over time. If the side effects persist or worsen, please reach out to a doctor. 

Please do not use ALLENIL TABLET if you are allergic to any of its components. It is advised to check with your doctor before using ALLENIL TABLET if you are pregnant, currently breastfeeding, or taking any other prescribed or non-prescribed medicines. Avoid driving or operating machines since ALLENIL TABLET may cause drowsiness. Alcohol consumption should be avoided to prevent any adverse reactions during the treatment. ALLENIL TABLET should be used for children only when the doctor has prescribed it.

Uses of ALLENIL TABLET

Treatment of Allergic rhinitis, hives, and itching associated with skin diseases

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Directions for Use

• ALLENIL TABLET can be taken with or without food. • Your doctor will decide the dose and duration depending on the severity of your symptoms.• Swallow the medicine as a whole with a glass of water.• Do not crush, chew, or break ALLENIL TABLET as it may affect the way the medication is absorbed.

Medicinal Benefits

ALLENIL TABLET contains Olopatadine, an antihistamine drug. It treats signs and symptoms of allergic rhinitis. It relieves congestion, sneezing, and runny nose caused by an allergy. It is also useful in treating rashes and itching of the skin. ALLENIL TABLET works by inhibiting the release of histamine (chemicals that cause allergic symptoms) from mast cells. 

How ALLENIL TABLET Works

ALLENIL TABLET contains Olopatadine, an antihistamine drug. It inhibits the release of histamine (chemical messengers released due to an allergic response in the body) from mast cells. Thereby treats symptoms of allergies like runny nose, sneezing, and itching.

Storage

• Store in a cool and dry place away from sunlight.• Keep out of sight and reach of children.• Non cold chain - To be stored in cool places at 10ºC to 25ºC or below 30ºC.

What if I have taken an overdose of ALLENIL TABLET

Reports of overdosage from ALLENIL TABLET are unknown. Adults who overdose on antihistamines are likely to experience drowsiness, while children may first experience agitation and restlessness before experiencing drowsiness. Seek medical help if an overdose is suspected.

Drug Warnings

Before taking ALLENIL TABLET, let your doctor know if you have a history of heart, liver and kidney diseases. It is advised to check with your doctor before using ALLENIL TABLET if you are pregnant or breastfeeding. Avoid driving or operating machines since ALLENIL TABLET may cause drowsiness and affect your driving ability. Alcohol consumption may also intensify side effects like drowsiness; hence avoid its intake during the course. ALLENIL TABLET should be used in children only when the doctor has prescribed it.

Drug-Drug Interactions

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OlopatadineSodium oxybate
Severe
OlopatadineCitalopram
Severe

Drug-Drug Interactions

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OlopatadineSodium oxybate
Severe
How does the drug interact with Allenil Tablet:
Using sodium oxybate together with Allenil Tablet nasal may increase the side effects

How to manage the interaction:
Although there is a possible interaction between Allenil Tablet and Sodium oxybate, you can take these medicines together if prescribed by a doctor. Consult a doctor if you experience drowsiness, dizziness, lightheadedness, confusion, depression, low blood pressure, slow or shallow breathing, and impairment in thinking, judgment, and motor coordination. Do not discontinue any medications without consulting a doctor.
OlopatadineCitalopram
Severe
How does the drug interact with Allenil Tablet:
Using Allenil Tablet together with citalopram enhances drowsiness, and raises the likelihood of depressed feelings, which can decrease mental and physical abilities and interfere with daily functioning.

How to manage the interaction:
Although there is a possible interaction between Allenil Tablet and Citalopram, you can take these medicines together if prescribed by a doctor. Do not stop using any medications without a doctor's advice.

Drug-Food Interactions

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No Drug - Food interactions found in our database. Some may be unknown. Consult your doctor for what to avoid during medication.

Drug-Food Interactions

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Diet & Lifestyle Advise

  • Know your triggers like allergens, such as pollen, dust, and food items.
  • Quit smoking and avoid passive smoking. 
  • Drink warm fluids to help loosen congestion and lubricate the throat.
  • Eat a healthy diet and exercise regularly to boost your immune system.
  • Learning breathing exercises will help you move more air in and out of your lungs.
  • Avoid alcohol and limit caffeine consumption.
  • Try to maintain good hygiene to keep your skin clean and irritant-free.

Habit Forming

No

Therapeutic Class

ANTIHISTAMINE

ALLENIL TABLET Substitute

Substitutes safety advice
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Alcohol

Unsafe

Alcohol consumption along with ALLENIL TABLET may reduce alertness and also cause drowsiness. It is advised to avoid alcohol intake during the course.

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Pregnancy

Caution

ALLENIL TABLET should be used during pregnancy only if the doctor has prescribed it. Please consult your doctor if you are planning to become pregnant or are already pregnant before starting ALLENIL TABLET.

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Breast Feeding

Caution

ALLENIL TABLET should be used by a breastfeeding mother only if the doctor has prescribed it. Please consult your doctor before starting ALLENIL TABLET if you are breastfeeding.

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Driving

Caution

ALLENIL TABLET may cause drowsiness which could affect your driving ability. Do not drive or operate machinery in such cases. Drive only when you are mentally alert.

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Liver

Caution

Let your doctor know if you have any history of liver diseases. Your doctor will weigh the benefits and potential risks before prescribing ALLENIL TABLET.

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Kidney

Caution

Let your doctor know if you have any history of kidney diseases. Your doctor will weigh the benefits and potential risks before prescribing ALLENIL TABLET.

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Children

Caution

ALLENIL TABLET is recommended for children above seven years if prescribed by the doctor. The dose may have to be adjusted by the doctor depending upon the condition of the child and age.

FAQs

ALLENIL TABLET belongs to the 'antihistamine' class of drugs, primarily used to treat allergies. It also treats allergic rhinitis/allergic nasal inflammation, hives (skin rash), and itching associated with skin diseases.

ALLENIL TABLET works by inhibiting the release of histamine (chemicals that cause allergic symptoms) from mast cells, thus relieving symptoms like congestion, sneezing, runny nose, and itching of the skin caused by allergies.

ALLENIL TABLET is useful in treating pollinosis. However, you are advised to take ALLENIL TABLET only if prescribed by the doctor. Your doctor may advise you to take medicine until the end of the pollen season to manage your disease condition effectively. For more information, please seek medical advice.

Please do not stop taking ALLENIL TABLET even if you feel better. Continue the course as suggested by the doctor.

Take ALLENIL TABLET as soon as possible. However, if it is time for the next dose, skip the missed dose and return to your regular dosing schedule.

Country of origin

India

Manufacturer/Marketer address

Off. Ashram Road, Ahmedabad - 380 009., Gujarat, India
Other Info - ALL0044

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Author Details

Santoshini Reddy GDoctor badge

Written By

Santoshini Reddy G

M Pharmacy

Veda MaddalaDoctor badge

Reviewed By

Veda Maddala

M Pharmacy

Last Updated

Jul 18, 2025 | 7:01 AM IST

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Reference

  1. https://www.ohara-ch.co.jp/appendix/pdf/inc03/olopatadine5T-SIE.pdf
  2. https://pubmed.ncbi.nlm.nih.gov/20819319/#:~:text=Olopatadine%2C%20a%20histamine%20H(1,and%20an%20ophthalmic%20solution%2C%20respectively.
  3. https://cdscoonline.gov.in/CDSCO/Drugs

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