Copegus capsules are used in combination with interferon to treat patients with chronic hepatitis C, who have not been treated with interferon previously, or who have had a return of hepatitis C, following successful treatment with interferon.
Take this medication by mouth usually twice daily with food or as directed by your doctor. The dosage and length of treatment is based on your weight, medical condition, and response to therapy. Antiviral medications work best when the amount of medicine in your body is kept at a constant level. Therefore, take this drug at evenly spaced intervals. It is recommended that female patients or female partners of male patients take a pregnancy test before starting this medication. A pregnancy test should also be taken every month while using this medication and for 6 months after treatment ends to make sure no pregnancy occurs. Drink plenty of water while being treated with this medication; drinking water will decrease the risk of serious side effects. Read the Medication Guide provided by your pharmacist. Ask your doctor, nurse, or pharmacist any questions you may have about this medicine.
Drug Class and Mechanism
Copegus is an antiviral drug. It is used in combination with interferon for the treatment of chronic hepatitis C. Although the exact mechanism of its action is unknown, it is thought to interfere with the production and/or action of viral DNA and RNA which are critical to the survival and multiplication of the virus.
If you miss a dose, use it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.
Store at room temperature (77 degrees F or 25 degrees C) away from light and moisture. Brief storage between 59-86 degrees F (15-30 degrees C) is permitted. Do not store in the bathroom. Keep all medicines away from children and pets.
Possible Side Effects
Nausea, vomiting, headache, dizziness, blurred vision, stomach upset, trouble sleeping, and flu-like symptoms (e.g., fever, chills, sore throat, muscle aches) may occur. If any of these effects persist or worsen, notify your doctor. Tell your doctor immediately if any of these side effects occur: hair loss, loss of appetite, weight loss, rash, itching. Tell your doctor immediately if any of these serious side effects occur: unusual tiredness and weakness (fatigue), dark urine, yellowing eyes, mental/mood changes (including severe depression or suicidal thoughts), trouble breathing. Tell your doctor immediately if any of these unlikely but serious side effects occur: chest pain, muscle pain, joint pain, rapid breathing, stomach pain, easy bruising or unusual bleeding. An allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include: severe rash, severe itching, swelling, severe dizziness, trouble breathing. If you notice other effects, not listed above, contact your doctor or pharmacist.
Do not share this medication with others. Laboratory and/or medical tests (e.g., pregnancy tests, blood counts, hemoglobin) will be performed to monitor your progress and for side effects.