Lest 5mg Tablet belongs to a group of medicines called antihistamines. It is used to treat various allergic conditions such as hay fever, conjunctivitis, some skin reactions such as eczema, hives, and reactions to bites and stings. It also relieves watery eyes, runny nose, sneezing, and itching.

Lest 5mg Tablet can be taken with or without food. The dose required by you may vary depending on what you are taking it for. This medicine is usually taken in the evening, but follow the advice of your doctor on how to take it. You may need this medicine only on days you have symptoms, but if you are taking it to prevent the symptoms then you should take it regularly. If you miss doses or stop taking it earlier than advised, your symptoms may come back.

Common side effects include somnolence (sleepiness), dry mouth, fatigue, fever, cough, nasopharyngitis, and nosebleed. These are usually mild and go away after a couple of days as your body adjusts to it. Consult your doctor if any of the side effects persist or worry you.

Before taking it, tell your doctor if you have any kidney problems or epilepsy (seizures). Your dose may need to be modified or this medicine may not suit you. Some other medicines can interact with this medicine so let your healthcare team know what else you are taking. You should also talk to your doctor before using this medicine if you are pregnant or breastfeeding, although it is not thought to be harmful.

Uses of Lest Tablet

Allergic eye disease
Nasal allergy symptoms
Allergic conditions
Sneezing and runny nose due to allergies
Allergic skin conditions

Side effects of Lest Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them

Common side effects of Lest

Sleepiness
Fatigue
Dryness in mouth
Nasopharyngitis (inflammation of the throat and nasal passages)
Sore throat
Fever
Cough
Nosebleeds

How to use Lest Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Lest 5mg Tablet may be taken with or without food, but it is better to take it at a fixed time.

How Lest Tablet works

Lest 5mg Tablet is an antihistaminic medication. It treats allergy symptoms such as itching, swelling, and rashes by blocking the effects of a chemical messenger (histamine) in the body.

Safety advice

Alcohol

UNSAFE

Lest 5mg Tablet may cause excessive drowsiness with alcohol.

Pregnancy

CONSULT YOUR DOCTOR

Lest 5mg Tablet may be unsafe to use during pregnancy. Although there are limited studies in humans, animal studies have shown harmful effects on the developing baby. Your doctor will weigh the benefits and any potential risks before prescribing it to you. Please consult your doctor.

Breast feeding

CONSULT YOUR DOCTOR

Lest 5mg Tablet is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.
Larger doses or more prolonged use of Lest 5mg Tablet may cause drowsiness and other effects in the baby or decrease the milk supply

Driving

UNSAFE

Lest 5mg Tablet may decrease alertness, affect your vision or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

Kidney

CAUTION

Lest 5mg Tablet should be used with caution in patients with kidney disease. Dose adjustment of Lest 5mg Tablet may be needed. Please consult your doctor.

Liver

SAFE IF PRESCRIBED

Lest 5mg Tablet is safe to use in patients with liver disease. No dose adjustment of Lest 5mg Tablet is recommended.

What if you forget to take Lest Tablet?

If you miss a dose of Lest 5mg Tablet, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular schedule. Do not double the dose.

All substitutes

For informational purposes only. Consult a doctor before taking any medicines.

Lest 5mg Tablet

₹2.33/Tablet

Teczine Tablet

Sun Pharmaceutical Industries Ltd

₹8.9/tablet

282% costlier

Xyzal 5mg Tablet

Dr Reddy's Laboratories Ltd

₹12.07/tablet

418% costlier

Levocet Tablet

Hetero Healthcare Limited

₹4/tablet

72% costlier

Vozet Tablet

Dr Reddy's Laboratories Ltd

₹8.6/tablet

269% costlier

LCZ Tablet

Rapross Pharmaceuticals Pvt Ltd

₹2.9/tablet

24% costlier

View all substitutes

Quick tips

Your doctor has prescribed Lest 5mg Tablet to help relieve allergy symptoms such as itching, swelling, and rashes.
As compared to other similar medications, it is much less likely to make you feel sleepy.
Be cautious while driving or doing anything that requires concentration as it can cause dizziness and sleepiness.
Do not drink alcohol while taking this medication as it may cause increased sleepiness.
Stop taking Lest 5mg Tablet at least three days before taking an allergy test as it can affect the test results.

Fact Box

Chemical Class

Piperazine Derivatives

Habit Forming

Therapeutic Class

RESPIRATORY

Action Class

Second-Generation H1 Antihistamines

Interaction with drugs

Taking Lest with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Mirtazapine (Oral Route) Moderate

Concurrent use may increase sleepiness. Do not drive or do anything requiring concentration or alertness until you know how the medicines affect you.

Thalidomide (Oral Route) Moderate

Concurrent use may cause increased sleepiness. If concurrent use is essential, watch out for symptoms of Thalidomide side effects such as drowsiness, excessive sedation, tiredness... More

Dalteparin (Oral Route) Moderate

Levocetirizine may reduce the efficacy of Dalteparin. Your doctor may frequently monitor your blood clotting time.

Tranylcypromine (Oral Route) Moderate

Concurrent use may cause fever, flushing, sweating, unconsciousness, and high blood pressure. Do not take Tranylcypromine with Levocetirizine. If concurrent use is essential, talk... More

Betahistine (Oral Route) Mild

Levocetirizine may block the action of Betahistine. Take Levocetirizine with Betahistine only if prescribed by your doctor.

View all drug interactions

Patient concerns

Allergic for cold weather and conditions and dust sneezing throat each ing eye each ing water in nose

Dr. Vijay Verma

ENT

I usually do allergy testing for this.And give immunotherapy which give permanent solution

Allergy symptoms like allergic arthritis sneezing and runny nose in the morning and headache

Dr. Sfurti Mann

Internal Medicine

Take tab Dolo sos Tab pantop before breakfast Tab montair LC at nightGet CBC ESR IgE levels tested and chest examined by a md doctor

FAQs

Is Lest 5mg Tablet a steroid? What is it used for?

No, Lest 5mg Tablet is not a steroid. It is an anti-allergic medication which is used to relieve the symptoms of allergy. It relieves runny nose, sneezing and redness, itching and watering of the eyes caused by hay fever or seasonal allergies. It also relieves similar symptoms caused due to allergies to substances, such as dust mites, animal dander and mold. Additionally, it is helpful in treating symptoms of hives, including itching and rash.

Does Lest 5mg Tablet make you tired and drowsy?

Yes, Lest 5mg Tablet can make you feel tired, sleepy and weak. If you have these symptoms, avoid driving or operating heavy machinery. Consult your doctor if not sure.

How long does it take for Lest 5mg Tablet to work?

Lest 5mg Tablet starts working and showing improvement within an hour of taking it. However, it may take a little longer to notice the full benefits.

Can I take Lest 5mg Tablet and Fexofenadine together?

Sometimes the doctor may advise you to take two different antihistamines together if you are being treated for a severe itchy rash. If you are taking Lest 5mg Tablet during the daytime, your doctor may prescribe another antihistamine for the night which causes sleepiness, especially if the itch makes it difficult for you to sleep.

Is it safe to take Lest 5mg Tablet for a long time?

Lest 5mg Tablet is safe if used as prescribed by your doctor. Moreover, it is unlikely to harm you if you take it for a long time. But, it is best to take Lest 5mg Tablet for only as long as you need it.

For how long should I continue Lest 5mg Tablet?

The duration for which the medicine needs to be taken depends on the problem being treated. For instance, if you are taking it for an insect bite, you may need it for a day or two. While, if you are taking it to prevent symptoms of chronic allergic rhinitis (inflammation of nose) or chronic urticaria, you may need to take Lest 5mg Tablet for a longer time. Talk to your doctor if you are unsure about the duration of using Lest 5mg Tablet

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Disclaimer:

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

References

Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. p. 790.
Levocitrizine. Slough, Berkshire: UCB Pharma Limited; 2007 [revised 27 Mar. 2019]. [Accessed 01 Apr. 2019] (online) Available from:
Levocitrizine; 1995 [revised May 2007]. [Accessed 01 Apr. 2019] (online) Available from:
Central Drugs Standard Control Organisation (CDSCO). [Accessed 01 Apr. 2019] (online) Available from:
Levocetirizine dihydrochloride [Prescribing Information]. Smyrna, GA: UCB, Inc.; 2008. [Accessed 20 Feb. 2024] (online) Available from:

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The list of available options shown with the same composition has been prepared upon the advice of registered medical practitioners, pharmacists affiliated with TATA 1MG. TATA 1MG does not promote any pharmaceutical product of any particular company, and all recommendations are based on the medical opinion, advisories from specialist medical and pharmaceutical professionals.