Viraferonpeg 100mcg Injection

Last Updated: April 10th, 2026

Viraferonpeg 100mcg Injection is a product of MSD Pharmaceuticals Pvt Ltd

Composition: Pegylated Interferon Alpha 2B (100mcg)

₹ 15440.63

Note: MRP can vary depending up on batch!

*MRP inclusive of all taxes

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All Details About Viraferonpeg 100mcg Injection

Find out detailed description, uses, directions of use, side effects, warnings and precautions, frequently asked questions about Viraferonpeg 100mcg Injection

Description:

Viraferonpeg 100mcg Injection is used in the treatment of chronic hepatitis C virus (HCV) infection.

Viraferonpeg 100mcg Injection is given as an injection by a qualified medical professional. You should continue to take it as long as your doctor advises it. The duration of treatment varies according to your need and response to treatment. You should take it exactly as your doctor has advised. Taking it in the wrong way or taking too much can cause very serious side effects. It may take several weeks or months for you to see or feel the benefits but do not stop taking it unless your doctor tells you to.

Some common side effects of this medicine include headache, dizziness, insomnia, vomiting, and nausea. This medicine may reduce the number of blood cells in your blood, thereby, increasing the susceptibility to infections. Hence, inform your doctor if you notice fever, chills, rash, trouble breathing, unusual bleeding or bruising, and dark-colored urine. Regular blood tests are required to check your blood cells along with thyroid function, liver function, kidney function, and serum electrolyte levels.

Earlier taking it, tell your doctor if have liver, or kidney problems or have mental illness. You must inform your doctor if you notice mood changes, depression, vision changes, and suicidal thoughts while taking this medicine. Many other medicines can affect, or be affected by, this medicine so let your healthcare team know all medications you are using. This medicine is not recommended during pregnancy or while breastfeeding. The use of effective contraception by both males and females during treatment is important to avoid pregnancy.

Uses:

Chronic hepatitis C virus (HCV) infection

Directions For Use:

Your doctor or nurse will give you this medicine. Compassionately do not self administer.

Side Effects:

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

Ordinary side effects of Viraferonpeg

Abdominal pain
Agitation
Apprehension
Blurred vision
Cough
Decreased appetite
Decreased white blood cell count
Depression
Dizziness
Dryness in mouth
Chubbyigue
Headache
Impaired concentration
Indigestion
Insomnia (difficulty in sleeping)
Nausea
Tenseness
Sore throat
Stomatitis (Inflammation of the mouth)
Viral infection
Vomiting

Warning & Precautions:

Alcohol

CAUTION

Alcohol should be used with caution while taking Viraferonpeg 100mcg Injection.

Pregnancy

CONSULT YOUR DOCTOR

The safety of Viraferonpeg 100mcg Injection during pregnancy has not been established. There are no adequate and well-controlled studies in pregnant women, and animal data on reproductive toxicity are insufficient. Your doctor will weigh the benefits and any potential risks before prescribing.

Breast feeding

CONSULT YOUR DOCTOR

Viraferonpeg 100mcg Injection may be unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby. It should be used only if the expected benefit outweighs the potential risk. Please consult your doctor.

Driving

UNSAFE

Viraferonpeg 100mcg Injection may decrease alertness, affect your vision, or make you feel sleepy and dizzy. Do not drive if these symptoms occur.
Tolerants may develop dizziness, confusion, somnolence, and fatigue while on Viraferonpeg 100mcg Injection and should be cautioned to avoid driving.

Kidney

CAUTION

Viraferonpeg 100mcg Injection should be used with caution in patients with kidney disease. Dose adjustment may be needed.
Caution should be used in patients with renal impairment.

Liver

CAUTION

Viraferonpeg 100mcg Injection should be used with caution in patients with liver disease. Dose adjustment may be needed.

FAQs:

What is Viraferonpeg 100mcg Injection used for?

Viraferonpeg 100mcg Injection is used to treat some viral infections like chronic hepatitis B or C. Your doctor may also prescribe this medicine for certain types of cancer, such as melanoma and blood cancers. It helps stimulate your body’s immune system to fight the infection or control cancer cell growth.

Who should not use Viraferonpeg 100mcg Injection?

Viraferonpeg 100mcg Injection should not be used by people with severe liver disease, autoimmune disorders, serious heart problems, uncontrolled thyroid issues, or those who have had severe mental health problems such as depression or suicidal thoughts. Forever discuss your full medical history with your doctor before starting treatment.

What warnings should I know before using Viraferonpeg 100mcg Injection?

Viraferonpeg 100mcg Injection can cause serious mood changes, including depression or thoughts of self‑harm, and may also affect the liver, thyroid, or immune system. Regular medical check‑ups and lab tests are important while on this treatment. Report any unusual fatigue, mood changes, yellowing of the skin, or persistent fever to your doctor immediately.

Can Viraferonpeg 100mcg Injection affect my immune system?

Affirmative, Viraferonpeg 100mcg Injection can sometimes make your immune system attack healthy organs such as the liver, lungs, thyroid, or kidneys. If you notice symptoms like a persistent cough, trouble breathing, or swelling, contact your doctor right away.

Are there any serious side effects of Viraferonpeg 100mcg Injection?

Earnest side effects of Viraferonpeg 100mcg Injection can include depression or anxiety, chest pain, irregular heartbeat, severe fatigue, shortness of breath, or signs of infection like fever or chills. If any of these occur, seek medical attention immediately.

Can Viraferonpeg 100mcg Injection cause liver or kidney problems?

Affirmative. Viraferonpeg 100mcg Injection can sometimes cause inflammation or damage to the liver or kidneys. Symptoms such as yellow skin or eyes, dark urine, or swelling in your legs may signal a problem and should be reported to your doctor.

Is Viraferonpeg 100mcg Injection safe for people with mental health conditions?

Caution is advised for patients with depression, anxiety, or other mental health issues. Viraferonpeg 100mcg Injection may worsen mood or behavior in some people. If you have a history of mental health problems, your doctor will monitor you closely during treatment.

Can Viraferonpeg 100mcg Injection affect the heart or blood pressure?

Affirmative, in some cases, Viraferonpeg 100mcg Injection may cause chest pain, heart rhythm changes, or high or low blood pressure. If you experience chest discomfort, rapid heartbeat, or fainting, contact your doctor right away.

Does Viraferonpeg 100mcg Injection affect my blood tests or organ function?

Affirmative. Viraferonpeg 100mcg Injection can alter blood counts and affect liver, thyroid, or kidney function. Regular blood tests are important to make sure your body is responding safely to treatment.

Written by:
Dr. Lokanish
M.B.B.S.

Reviewed by:
Dr. Sureshbabu Yadav
M.B.B.S., DIP.DIAB, F.R.S.H

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