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  3. Antekavir 0.5 Tablet

Antekavir 0.5 Tablet, Pack of 1 Tablet
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Written By Veda Maddala , M Pharmacy
Reviewed By Bayyarapu Mahesh Kumar , M Pharmacy

Antekavir 0.5 Tablet is used to treat chronic hepatitis B virus (HBV) infection. It contains Entecavir, which works by inhibiting the viral DNA polymerase enzyme action in the liver cells, which is essential for the virus to multiply. Therefore, it prevents the virus from replicating and reduces the amount of hepatitis B virus in the body. In some cases, it may cause side effects such as dizziness, headache, nausea, vomiting, drowsiness, extreme tiredness, insomnia (difficulty sleeping), diarrhoea, or indigestion. Before taking this medicine, you should tell your doctor if you are allergic to any of its components or if you are pregnant/breastfeeding, and about all the medications you are taking and pre-existing medical conditions.

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Composition :

ENTECAVIR-0.5MG

Consume Type :

ORAL

Return Policy :

Not Returnable

About Antekavir 0.5 Tablet

Antekavir 0.5 Tablet is used to treat chronic hepatitis B virus (HBV) infection. Hepatitis B is a severe liver infection caused by the hepatitis B virus (HBV). It is highly contagious (spreads from one person to another) and spreads through intimate contact with the infected person, direct contact with infected blood, being pricked with a contaminated needle, using a razor or any other personal items with leftovers of infected fluid or even transfer from mother to baby during birth.

Antekavir 0.5 Tablet contains Entecavir, an antiviral drug that works by inhibiting viral DNA polymerase enzyme action in the liver cells, which is essential for the virus to multiply. Therefore, it prevents the virus from replicating and reduces the amount of hepatitis B virus in the body.

Take Antekavir 0.5 Tablet as prescribed by your doctor. You are advised to take Antekavir 0.5 Tablet for as long as your doctor has prescribed it for you based on your medical condition. In some cases, you may experience dizziness, headache, nausea, vomiting, drowsiness, extreme tiredness, insomnia (inability to sleep), diarrhoea, or indigestion. Most of these side effects of Antekavir 0.5 Tablet do not require medical attention and typically resolve on their own over time. However, if the side effects persist or worsen, please consult your doctor.

If you are allergic to Antekavir 0.5 Tablet or any other medicines, please tell your doctor. If you are pregnant or breastfeeding, please consult a doctor before taking Antekavir 0.5 Tablet. It is recommended to use effective contraceptive methods while using Antekavir 0.5 Tablet to avoid pregnancy. Antekavir 0.5 Tablet is not recommended for children below 2 years of age. If you experience stomach pain, vomiting, or nausea while taking Antekavir 0.5 Tablet, it might indicate the development of lactic acidosis. This rare but serious side effect has occasionally been fatal. Lactic acidosis occurs more often in women, particularly if they are very overweight. Your doctor will monitor you regularly while you are receiving treatment. If you have HIV/AIDS, kidney or liver problems, inform your doctor before taking Antekavir 0.5 Tablet.

Uses of Antekavir 0.5 Tablet

Antekavir 0.5 Tablet is used in the treatment of chronic (long-term) hepatitis B virus (HBV) infection. This medication does not cure the infection, but it helps reduce the amount of virus in the body and prevents further liver damage. The detailed uses of Antekavir 0.5 Tablet are as follows:<br/>•Treatment of Chronic HBV Infection in Adults: Antekavir 0.5 Tablet is indicated for adults with chronic HBV infection, including those with compensated liver disease (liver is damaged but still functions properly) and decompensated liver disease (liver is damaged and no longer functions properly).<br/>•Treatment of Chronic HBV Infection in Children: Antekavir 0.5 Tablet is also used to treat chronic HBV infection in children and adolescents aged 2 to under 18 years who have compensated liver disease.<br/>

Directions for Use

  • Antekavir 0.5 Tablet can be taken on an empty stomach, preferably 2 hours before or after a meal.
  • It is usually taken once daily at the same time each day or as prescribed by your doctor.
  • Swallow Antekavir 0.5 Tablet as a whole with a glass of water.
  • Do not break, crush, or chew it.

Medicinal Benefits

Antekavir 0.5 Tablet contains Entecavir, an antiviral drug used to treat chronic hepatitis B virus (HBV) infection. Antekavir 0.5 Tablet works by inhibiting the viral DNA polymerase enzyme action in the liver cells, which is essential for the virus to multiply. Therefore, it prevents the virus from replicating and reduces the amount of hepatitis B virus in the body. Thus, it decreases damage to the liver and improves liver function.

How Antekavir 0.5 Tablet Works

Antekavir 0.5 Tablet contains Entecavir, an antiviral drug that works by inhibiting viral DNA polymerase enzyme action in the liver cells, which is essential for the virus to multiply. Therefore, it prevents the virus from replicating and reduces the amount of hepatitis B virus in the body.

Storage

Keep Antekavir 0.5 Tablet out of reach and sight of children.
Side effects of Antekavir 0.5 Tablet
  • Wear compression garments like stockings, sleeves, or gloves to apply pressure and help stop fluid from building up, especially after the swelling goes down.
  • Move around and do exercises to help the fluid circulate, especially in swollen limbs. Ask your doctor for specific exercises.
  • Raise the swollen area above your heart level several times a day, even while sleeping, to help reduce swelling.
  • Gently massage the swollen area with firm but not painful pressure.
  • Keep the swollen area clean and moisturized to prevent injury and infection.
  • Reduce salt intake to help prevent fluid from building up and worsening the swelling, as advised by a doctor.
  • If the swelling does not get better after a few days of home treatment or worsens, consult your doctor right away.
  • Eat a well-balanced diet, and avoid highly processed foods.
  • Regular exercise can help prevent ascites.
  • Maintain a healthy weight, as obesity is a risk factor for ascites.
  • Limit salt intake; try to consume no more than 2,000–4,000 milligrams of salt per day.
  • Avoid alcohol, as it can damage your liver and increase the risk of cirrhosis.
  • Practice safe sex, unprotected sex can lead to hepatitis, which can damage the liver and cause cirrhosis.
  • Get vaccinated for diseases like hepatitis, influenza, and pneumococcal.
Here's a comprehensive approach to managing medication-triggered fever:
  • Inform your doctor immediately if you experience a fever after starting a new medication.
  • Your doctor may adjust your medication regimen or dosage as needed to minimize fever symptoms.
  • Monitor your body temperature to monitor fever progression.
  • Drink plenty of fluids, such as water or electrolyte-rich beverages, to help your body regulate temperature.
  • Get plenty of rest and engage in relaxation techniques, such as deep breathing or meditation, to help manage fever symptoms.
  • Under the guidance of your doctor, consider taking medication, such as acetaminophen or ibuprofen, to help reduce fever.
  • If your fever is extremely high (over 103°F), or if you experience severe symptoms such as confusion, seizures, or difficulty breathing, seek immediate medical attention.
Here are the steps to manage the medication-triggered Upper respiratory tract infection:
  • Inform your doctor about the symptoms you're experiencing due to medication.
  • Your doctor may adjust your treatment plan, which could include changing your medication, adding new medications, or offering advice on managing your symptoms.
  • Practice good hygiene, including frequent handwashing, avoiding close contact with others, and avoiding sharing utensils or personal items.
  • Stay hydrated by drinking plenty of fluids to help loosen and clear mucus from your nose, throat, and airways.
  • Get plenty of rest and engage in stress-reducing activities to help your body recover. If your symptoms don't subside or worsen, consult your doctor for further guidance.
Dealing with Medication-Induced Headache:
  • Hydrate your body: Drink enough water to prevent dehydration and headaches.
  • Calm Your Mind: Deep breathing and meditation can help you relax and relieve stress.
  • Rest and Recharge: Sleep for 7-8 hours to reduce headache triggers.
  • Take rest: lie down in a quiet, dark environment.
  • Cold or warm compresses can help reduce tension.
  • Stay Upright: Maintain good posture to keep symptoms from getting worse.
  • To treat headaches naturally, try acupuncture or massage therapy.
  • Over-the-counter pain relievers include acetaminophen and ibuprofen.
  • Prescription Assistance: Speak with your doctor about more substantial drug alternatives.
  • Severe Headaches: Seek emergency medical assistance for sudden, severe headaches.
  • Frequent Headaches: If you get reoccurring headaches, consult your doctor.
  • Headaches with Symptoms: Seek medical attention if your headaches include fever, disorientation, or weakness.
  • Rest well; get enough sleep.
  • Eat a balanced diet and drink enough water.
  • Manage stress with yoga and meditation.
  • Limit alcohol and caffeine.
  • Physical activities like walking or jogging might help boost energy and make you feel less tired.
Here are the 7 steps to manage Dizziness caused by medication:
  • Inform your doctor about dizziness symptoms. They may adjust your medication regimen or prescribe additional medications to manage symptoms.
  • Follow your doctor's instructions for taking medication, and take it at the same time every day to minimize dizziness.
  • When standing up, do so slowly and carefully to avoid sudden dizziness.
  • Avoid making sudden movements, such as turning or bending quickly, which can exacerbate dizziness.
  • Drink plenty of water throughout the day to stay hydrated and help alleviate dizziness symptoms.
  • If you're feeling dizzy, sit or lie down and rest until the dizziness passes.
  • Track when dizziness occurs and any factors that may trigger it, and share this information with your doctor to help manage symptoms.

What if I have taken an overdose of Antekavir 0.5 Tablet

Please do not take more than the prescribed dose of Antekavir 0.5 Tablet as it may cause an overdose. If you suspect you have taken an overdose, please consult a doctor immediately.

Drug Warnings

If you are allergic to Antekavir 0.5 Tablet or any other medicines, please tell your doctor. If you are pregnant or breastfeeding, please consult a doctor before taking Antekavir 0.5 Tablet. It is recommended to use effective contraceptive methods while using Antekavir 0.5 Tablet to avoid pregnancy. Antekavir 0.5 Tablet is not recommended for children below 2 years of age. You are advised to take proper precautions if you are infected with hepatitis B virus infection to prevent infection from spreading to others through sexual contact or body fluids. Hepatitis B vaccine should be taken to avoid Hepatitis B virus infection. If you experience stomach pain, vomiting or nausea while taking Antekavir 0.5 Tablet, it might indicate lactic acidosis development. This rare but serious side effect has occasionally been fatal. Lactic acidosis occurs more often in women, particularly if they are very overweight. Your doctor will monitor you regularly while you are receiving. If you have HIV/AIDS, kidney or liver problems, inform your doctor before taking Antekavir 0.5 Tablet.

Drug-Drug Interactions

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EntecavirCiprofloxacin
Severe
EntecavirMethotrexate
Severe

Drug-Drug Interactions

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EntecavirCiprofloxacin
Severe
How does the drug interact with Antekavir 0.5 Tablet:
Combining Antekavir 0.5 Tablet with ciprofloxacin may result in higher blood levels of one or both the medications.

How to manage the interaction:
Although taking ciprofloxacin and Antekavir 0.5 Tablet together can possibly result in an interaction, it can be taken if your doctor has prescribed it. If your situation changes or you start to notice more side effects, consult your doctor.
EntecavirMethotrexate
Severe
How does the drug interact with Antekavir 0.5 Tablet:
The combined use of Antekavir 0.5 Tablet with methotrexate may increase levels of Antekavir 0.5 Tablet, and increase the risk or severity of kidney damage.

How to manage the interaction:
Although there is a possible interaction between Antekavir 0.5 Tablet and methotrexate, you can take these medicines together if prescribed by your doctor. However, if you experience any symptoms such as nausea, vomiting, loss of appetite, increased or decreased urination, sudden weight gain or weight loss, fluid retention, swelling, shortness of breath, tiredness, weakness, dizziness. Consult a doctor. Do not stop using any medications without consulting a doctor.
EntecavirAllopurinol
Severe
How does the drug interact with Antekavir 0.5 Tablet:
Coadministration of Allopurinol with Antekavir 0.5 Tablet may increase the blood levels of one or both medicines and increase side effects.

How to manage the interaction:
If you are supposed to take Allopurinol and Antekavir 0.5 Tablet together, your doctor may adjust the dose or monitor you more frequently to safely use both medications. However, if you experience increased side effects, contact your doctor.

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

  • Include plenty of vegetables and fruits, and whole grains such as brown rice, oats, quinoa, and barley.
  • Eat lean protein such as skinless chicken, fish, beans, and egg whites.
  • Include healthy fats like avocados, olive oil, and nuts.
  • Eat low-fat or non-fat dairy products to minimise damage to the liver.
  • Drink plenty of water to help the body process food more efficiently.
  • Avoid sugary foods such as cake, cookies, packaged baked food, or soda. Also, avoid heavy salt foods.
  • Avoid foods containing saturated fats, such as fried foods, fatty cuts of meat, sour cream, butter, and other high-fat dairy products, as they may lead to weight gain and result in fatty liver.
  • Avoid smoking and alcohol consumption as they may increase the risk of liver damage.

Habit Forming

No

Therapeutic Class

ANTIVIRALS

Antekavir 0.5 Tablet Substitute

Substitutes safety advice

Product Substitutes

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Alcohol

Caution

The interaction of alcohol with Antekavir 0.5 Tablet is unknown. Please consult a doctor before consuming alcohol while using Antekavir 0.5 Tablet.

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Pregnancy

Caution

Antekavir 0.5 Tablet is a category C pregnancy drug and is given to pregnant women only if the doctor thinks the benefits outweigh the risks.

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Breast Feeding

Caution

It is unknown whether Antekavir 0.5 Tablet is excreted in human milk. Therefore, please consult a doctor if you are breastfeeding. Antekavir 0.5 Tablet is given to breastfeeding mothers only if the doctor thinks the benefits are greater than the risks.

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Driving

Caution

Antekavir 0.5 Tablet may cause dizziness, drowsiness or tiredness in some people. Therefore, avoid driving or operating heavy machinery if you feel dizzy, drowsy or tired after taking Antekavir 0.5 Tablet.

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Liver

Caution

Take Antekavir 0.5 Tablet with caution, especially if you have a history of Liver diseases/conditions. The dose may be adjusted by your doctor as required. Please consult a doctor.

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Kidney

Caution

Take Antekavir 0.5 Tablet with caution, especially if you have a history of Kidney diseases/conditions. The dose may be adjusted by your doctor as required. Please consult a doctor.

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Children

Caution

Antekavir 0.5 Tablet is not recommended for children below 2 years or weighing less than 10 kg. However, in children above 2 years, Antekavir 0.5 Tablet should be used with caution and doses prescribed by a doctor.

Have a query?

FAQs

Antekavir 0.5 Tablet is used to treat chronic hepatitis B virus (HBV) infection.

Antekavir 0.5 Tablet contains Entecavir, an antiviral drug that works by preventing viral DNA polymerase enzyme action in the liver cells, which is essential for the virus to multiply. Therefore, it prevents the virus from replicating and reduces the amount of hepatitis B virus in the body.

Yes, hepatitis B virus infection is highly contagious and spreads from one person to another. Therefore, it is recommended to avoid sharing personal items or needles containing an infected person's blood or body fluids.

Antekavir 0.5 Tablet may cause lactic acidosis (excess of lactic acid in the blood), a rare but a severe side effect, especially in women who are very obese. However, if you experience stomach pain, vomiting or nausea while taking Antekavir 0.5 Tablet, please consult a doctor immediately.

You are not recommended to take Antekavir 0.5 Tablet with celecoxib (painkiller), as it may increase the blood levels of Antekavir 0.5 Tablet, leading to more adverse effects and may also affect kidney function. However, please consult your doctor before taking Antekavir 0.5 Tablet with other medicines.

Antekavir 0.5 Tablet does not cure hepatitis B virus infection. Antekavir 0.5 Tablet reduces the amount of hepatitis B virus in the body and improves liver functioning by decreasing liver damage.

Antekavir 0.5 Tablet is not recommended for hepatitis B patients with HIV infection unless they are taking medicines to treat HIV infection at the same time as Antekavir 0.5 Tablet may cause HIV infection to become resistant to certain HIV drugs and reduce their effectiveness. Therefore, it is advised to get tested for HIV infection before taking Antekavir 0.5 Tablet.

You are not recommended to stop taking Antekavir 0.5 Tablet without consulting your doctor, as it may worsen the infection or cause recurring symptoms. Therefore, take Antekavir 0.5 Tablet for as long as your doctor has prescribed it. If you experience any difficulty while taking Antekavir 0.5 Tablet, please consult your doctor.

Country of origin

India
Other Info - ANTE227

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Author Details

Veda MaddalaDoctor badge

Written By

Veda Maddala

M Pharmacy

Bayyarapu Mahesh KumarDoctor badge

Reviewed By

Bayyarapu Mahesh Kumar

M Pharmacy

Last Updated

Jul 18, 2025 | 6:44 AM IST

Doctor imageWe provide you with authentic, trustworthy and relevant information

Reference

  1. https://www.medicines.org.uk/emc/files/pil.213.pdf
  2. https://medlineplus.gov/druginfo/meds/a605028.html
  3. https://www.drugs.com/mtm/entecavir.html
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