Iretavir Tablet

Introduction

Iretavir Tablet 1 mg is a medication used to treat chronic hepatitis B virus (HBV) infection. It is classified as a nucleoside analog, which means it works to block the activity of the HBV virus and slow its replication in the body. This helps reduce the risk of developing liver damage and complications associated with the virus.

Uses

The main use for Iretavir Tablet 1 mg is to treat chronic hepatitis B virus infection in adults. It can also be used in some cases to prevent progression of the virus to more serious stages of liver disease.

Brand Name	Iretavir
Type	Tablet
Weight	1 mg
Generic	Entecavir
Manufacturer	Genvio Pharma Ltd.
Available in	English বাংলা

Mechanism of Action

Iretavir Tablet 1 mg works by blocking the activity of the HBV virus and slowing its replication in the body. The drug works by preventing the replication of the genetic material of the virus and stopping it from spreading. It also helps to reduce liver inflammation and damage that can be caused by the virus.

How Long Does it Take to Work?

It typically takes several weeks or months of treatment with Iretavir Tablet 1 mg before you begin to see significant results. In some cases, it may take up to a year before the virus is brought under control and your liver health improves. It's important to be compliant with your doctor's instructions and follow the prescribed treatment regimen to maximise the chances of success.

Absorption

Iretavir Tablet 1 mg is well absorbed into the body after an oral dose. The maximum concentration of the drug in the bloodstream is usually reached within an hour.

Route of Elimination

Iretavir Tablet 1 mg is eliminated mainly through the kidneys and is excreted in urine. Some of the drug is also eliminated in feces.

Dosage

The recommended dose of Entecavir for chronic hepatitis B virus infection in nucleoside-treatment-naive adults and adolescents 16 years of age is 0.5 mg once daily. For Lamivudine-refractory or known Lamivudine or Telbivudine resistance mutations, the recommended dose of Entecavir is 1 mg once daily. For patients with decompensated liver disease (adult) the recommended dose of Entecavir is 1 mg once daily. Entecavir should be administered on an empty stomach (at least 2 hours after a meal or 2 hours before the next meal).

Missed Dose: If it is almost time for next dose, skip the missed dose and take the next dose at the proper time. Nobody should take a double dose to make up for the missed dose.

The recommended adult dose of entecavir is 0.5 to 1 mg once daily. The initial dose is often 0.5 mg, and the dose may be increased to 1 mg if necessary. Your doctor may adjust the dose according to your response to treatment.

Administration

Iretavir Tablet 1 mg is taken orally once a day. You should take the medication with food or after a meal. It is important to take your dose at the same time each day for best results.

Side Effect

Common side effects of Iretavir Tablet 1 mg include headache, nausea, vomiting, diarrhea, abdominal pain, and fatigue. More serious side effects may include an allergic reaction, changes in liver enzyme levels, and changes in blood cell counts.

Toxicity

Iretavir Tablet 1 mg is generally safe and well-tolerated when taken at the recommended dose. There is no known risk of significant toxicity at the recommended dose.

Precaution

Before taking Iretavir Tablet 1 mg, it is important to tell your doctor if you have any other medical conditions, including liver problems, kidney problems, or immune system disorders. You should also tell your doctor if you are pregnant, planning to become pregnant, or breastfeeding.

Interaction

Iretavir Tablet 1 mg may interact with other medications, such as aminoglycosides, clarithromycin, imatinib, and ritonavir. Tell your doctor about all medications and supplements you are taking before starting Iretavir Tablet 1 mg.

Disease Interaction

People with certain liver diseases such as cirrhosis or hepatitis, or those with HIV or other underlying conditions should discuss the use of Iretavir Tablet 1 mg with their doctor before starting treatment.

Drug Interaction

Iretavir Tablet 1 mg may interact with certain other drugs and medications. Before taking Iretavir Tablet 1 mg, tell your doctor about all medications and supplements you are taking.

Food Interaction

There are no known food interactions associated with Iretavir Tablet 1 mg. However, you should still take the medication with food or after a meal.

Pregnancy Use

Iretavir Tablet 1 mg is not recommended for use during pregnancy. The potential risks of treatment with the drug should be discussed with a doctor before beginning treatment.

Lactation Use

Iretavir Tablet 1 mg should not be used during breastfeeding. The potential risks of treatment with the drug should be discussed with a doctor before beginning treatment.

Acute Overdose

There is no known antidote for Iretavir Tablet 1 mg overdose. Treatment should include supportive care and measures to reduce the absorption of the drug. Contact a poison control center or seek emergency medical attention if an overdose is suspected.

Contraindication

Iretavir Tablet 1 mg is contraindicated in patients with hypersensitivity or known allergy to entecavir or any of its inactive ingredients.

Use Direction

Iretavir Tablet 1 mg should be taken exactly as prescribed by your doctor. Do not exceed the recommended dose. Use the medication regularly and take it exactly as directed in order to get the most benefit from treatment.