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Zeptol CR 300 Tablet pack
Rx · Prescription requiredBrain & Nerves

Zeptol CR 300 Tablet

Carbamazepine (300mg)

By Sun Pharmaceutical Industries Ltd · strip of 10 Tablet pr

Used for trigeminal neuralgia

MRP (incl. of all taxes)₹47.81

As listed on 4 October 2026. Always check the MRP printed on the pack; no pharmacy may charge more.

Prescription medicine. It is dispensed only by a licensed pharmacy against a valid prescription from a registered doctor, after a pharmacist checks it.

When MedMate launches, medicines are sold and dispensed by licensed partner pharmacies. The pharmacy’s name, address, drug licence number and pharmacist will be shown before you pay and on your invoice.

About Zeptol CR 300 Tablet

Zeptol CR 300 Tablet is an anti-epileptic medicine used to treat epilepsy. It helps prevent certain types of seizures (fits). It is also prescribed for a painful condition of the face, head, and neck known as trigeminal neuralgia and diabetes-related nerve pain (diabetic neuropathy). Zeptol CR 300 Tablet must be taken with or without food, but take it at the same time every day. The dose and how often you need to take it will be decided by your doctor so that you get the right amount to control your symptoms. It may be increased gradually. Many other medicines can interfere with this medicine so tell your doctor about all the medicines you are taking to make sure it is safe. You can take this medicine with or without food but take it regularly at the same time each day to get the maximum benefit. It is important to take this medicine for as long as you are advised, even if you feel well. Missing even a single dose may trigger a seizure and, if you stop taking it abruptly, your condition may get worse. The most common side effects of this medicine include nausea, vomiting, feeling dizzy, tired or drowsy, unsteadiness (balance disorder), constipation, dry mouth, and itching. Some people may develop blurring of vision and slurred speech. Most of the side effects are not serious. However, let your doctor know straight away if you notice a skin rash or if your mood becomes depressed or if you develop any thoughts about harming yourself. Before taking Zeptol CR 300 Tablet, tell your doctor if you have any heart problems, kidney or liver disease, difficulty in urinating, or any mental illness like depression. These conditions may affect your treatment. You may be advised some blood tests (eg. CBC) before starting treatment and then periodically thereafter, to monitor your progress.

Uses of Zeptol CR 300 Tablet

  • Trigeminal neuralgia
  • Epilepsy/Seizures

In Diabetic nerve pain Zeptol CR 300 Tablet relieves nerve pain by decreasing nerve impulses which cause the pain. If the pain is reduced you will feel more comfortable going about your daily life, but you should continue with all other diabetes medicines as prescribed. This medicine is not associated with any physical or psychological dependence (addiction) but it should not be stopped suddenly. It must be taken regularly as prescribed to be effective.

How to use Zeptol CR 300 Tablet

Use it as advised by your doctor or check the label for directions before use. Zeptol CR 300 Tablet may be taken with or without food.

How Zeptol CR 300 Tablet works

Zeptol CR 300 Tablet is an antiepileptic medication. It controls seizures or fits by decreasing the abnormal and excessive activity of the nerve cells in the brain.

Side effects of Zeptol CR 300 Tablet

Most side effects do not need medical attention and go away as your body adjusts. Talk to your doctor if they persist or worry you. Common side effects include:

  • Nausea
  • Dizziness
  • Vomiting
  • Constipation
  • Sleepiness
  • Abnormality of voluntary movements

If you miss a dose

If you miss a dose of Zeptol CR 300 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.

Storage

Store below 30°C. Keep out of the reach of children. How to store medicines at home.

Interactions with other medicines

Tell your doctor about every medicine you take. Known interactions include:

  • Ticagrelor (Oral Route): Severe Do not consume Ticagrelor with Carbamazepine. Carbamazepine may reduce blood levels of Ticagrelor.
  • Ranolazine (Oral Route): Severe Do not consume Ranolazine with Carbamazepine. Carbamazepine may reduce blood levels and efficacy of Ranolazine.
  • Clarithromycin (Oral Route): Severe If concurrent use is essential, watch out for symptoms such as impaired coordination, double vision, dizziness or confusion and consult your doctor if you experience them. Your doctor may monitor and adjust the dose of Carbamazepine accordingly. Clarithromycin may raise blood levels of Carbamazepine.
  • Clarithromycin (Injection Route): Severe If concurrent use is essential, watch out for symptoms such as impaired coordination, double vision, dizziness or confusion and consult your doctor if you experience them. Your doctor may monitor and adjust the dose of Carbamazepine accordingly. Clarithromycin may raise blood levels of Carbamazepine.

Safety advice

AlcoholConsult your doctor

It is not known whether it is safe to consume alcohol with Zeptol CR 300 Tablet. Please consult your doctor.

PregnancyConsult your doctor

Zeptol CR 300 Tablet is not recommended during pregnancy as there is positive evidence of fetal risk based on animal studies. However, it may still be prescribed by a doctor in situations where the benefits outweigh the risks.

BreastfeedingCaution
DrivingUnsafe

Zeptol CR 300 Tablet may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.

KidneyConsult your doctor

There is limited data available on the use of Zeptol CR 300 Tablet in patients with kidney disease. Please consult your doctor.

LiverCaution

Zeptol CR 300 Tablet should be used with caution in patients with severe liver disease. Dose adjustment may be needed.

Frequently asked questions

How quickly does Zeptol CR 300 Tablet start working?

Your symptoms may take 1-2 weeks to improve. However, in some cases, it may take even longer. Consult your doctor if your condition doesn't improve or if you have any doubts regarding your condition.

Is Zeptol CR 300 Tablet an analgesic? What is it used for?

No, Zeptol CR 300 Tablet is not an analgesic and should not be used for regular aches or pains. It is an anti-epileptic medicine which is used to treat fits (seizures). It is also used in the treatment of trigeminal neuralgia (intense facial nerve pain). In addition to that, Zeptol CR 300 Tablet is used to control mood disorders when other medicines fail to work.

What should I tell my doctor before taking Zeptol CR 300 Tablet?

Inform your doctor if you are taking any other medicines including medicines for epilepsy or seizures, medicines used to thin your blood (e.g., warfarin), medicines to control bacterial infection (e.g., chloramphenicol, metronidazole and doxycycline) and medicines to control viral infection (e.g., nelfinavir). Also, let your doctor know if you take asthma medicines (e.g., theophylline and montelukast), birth control pills, etc. It is important to tell your doctor if you are planning to become pregnant or are breastfeeding. Further, you should tell the doctor if you have ever had liver problems, kidney problems, lung problems or porphyria (a rare blood pigment disorder).

What are the long-term effects of Zeptol CR 300 Tablet?

The long-term side effects of Zeptol CR 300 Tablet vary from person to person. While some people can take Zeptol CR 300 Tablet safely for several years, some may develop side effects on using it for long term. These side effects include osteoporosis and osteopenia in which the bones become weak and can get easily fractured. Therefore, if you have been prescribed Zeptol CR 300 Tablet for a long term, get your bone density checked at regular intervals, maintain a healthy diet and exercise daily.

What should I avoid while taking Zeptol CR 300 Tablet?

Zeptol CR 300 Tablet may make you sleepy or you may feel dizzy. Therefore, avoid driving or operating heavy machinery. Alcohol consumption should be avoided since taking both together may cause excessive sleepiness.

How do I stop taking Zeptol CR 300 Tablet?

You should stop Zeptol CR 300 Tablet only after consulting your doctor. It is advised to gradually decrease the dose of Zeptol CR 300 Tablet so that the condition for which you are taking it does not recur.

This information is for reference only and does not replace advice from your doctor or pharmacist. Do not start, stop or change a medicine without medical advice. Details come from the product’s listing and may differ from the pack you receive; always read the label.

Product details

Composition (generic name)
Carbamazepine (300mg)
Form
Tablet PR
Net quantity
strip of 10 Tablet pr
Prescription
Required
Marketed by
Sun Pharmaceutical Industries Ltd
Marketer’s address
Khasra No. 1335-1340,Near EPIP- I, Vill - Bhatoli Kalan ,Baddi, Solan, Himachal Pradesh, 173205, Plot no 107/108,Namli block , Ranipool, East Sikkim 737135
Country of origin
India
MRP
₹47.81 (incl. of all taxes), as listed on 4 October 2026
Consumer care
As printed on the pack by the manufacturer or marketer
Habit Forming
No
Therapeutic Class
Neuro cns
Action Class
Sodium channel modulators- antiepileptic drugs (aeds)

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