Pegasys 180mcg Injection


Pegasys 180mcg Injection is used in the treatment of chronic hepatitis C virus (HCV) infection and chronic hepatitis B virus (HBV) infection. In combination with some other medicine, it is also used for the treatment of chronic hepatitis C.

Pegasys 180mcg 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, sweating, joint pain, and flu-like symptoms. 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, liver, kidney and serum electrolytes levels.

Before taking it, tell your doctor if have liver, or kidney problems or have mental illness. You must inform your doctor about mental illness, mood changes, depression, vision change, and suicidal thoughts as this medicine can worsen the situation. 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 of Pegasys Injection

Side effects of Pegasys Injection

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 Pegasys

  • Headache
  • Sweating
  • Joint pain
  • Flu-like symptoms
  • Muscle pain
  • Vomiting
  • Nausea
  • Decreased white blood cell count
  • Hair loss
  • Rigors
  • Decreased appetite
  • Fatigue
  • Decreased calcium level in blood
  • Diarrhea

How to use Pegasys Injection

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

How Pegasys Injection works

Pegasys 180mcg Injection modulates the body’s immune system.

Safety Advice


Caution is advised when consuming alcohol with Pegasys 180mcg Injection. Please consult your doctor.


Pegasys 180mcg Injection 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.


Pegasys 180mcg Injection is probably safe to use during breastfeeding. Limited human data suggests that the drug does not represent any significant risk to the baby.


Pegasys 180mcg Injection may cause side effects which could affect your ability to drive.
Patients may develop dizziness, confusion, somnolence, and fatigue while on Pegasys 180mcg Injection and should be cautioned to avoid driving.


Pegasys 180mcg Injection should be used with caution in patients with kidney disease. Dose adjustment of Pegasys 180mcg Injection may be needed. Please consult your doctor.


Pegasys 180mcg Injection is probably safe to use in patients with liver disease. Limited data available suggests that dose adjustment of Pegasys 180mcg Injection may not be needed in these patients. Please consult your doctor.
Regular monitoring of liver function tests is advised while you are taking this medicine.

What if you forget to take Pegasys Injection?

If you miss a dose of Pegasys 180mcg Injection, 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.