- You will be tested for hepatitis B before starting this drug. In people who have had hepatitis B before or carry the virus, the virus has become active again during or after treatment with drugs like this one. This can lead to very bad and sometimes deadly liver problems. People who have hepatitis B and hepatitis C need to be watched closely during and after treatment with this drug. If you have questions, talk with your doctor.
- It is used to treat hepatitis C infection.
- If you have an allergy to sofosbuvir or any other part of this drug.
- If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
- If you have liver problems other than hepatitis C.
- If you take any drugs (prescription or OTC, natural products, vitamins) that must not be taken with this drug, like certain drugs that are used for HIV, infections, or seizures. There are many drugs that must not be taken with this drug.
- If you are taking St. John’s wort. Do not take St. John’s wort with this drug. This drug may not work as well.
- If you are taking another drug that has the same drug in it.
For all patients taking this drug:
- Tell all of your health care providers that you take this drug. This includes your doctors, nurses, pharmacists, and dentists.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- This drug is used with ribavirin, with or without peginterferon alfa. Talk with the doctor about the risks and side effects that may happen with those drugs.
- It is not known if this drug stops the spread of diseases like hepatitis that are passed through blood or having sex. Do not have any kind of sex without using a latex or polyurethane condom. Do not share needles or other things like toothbrushes or razors. Talk with your doctor.
- Slow heartbeat and the need to get a pacemaker have happened when amiodarone was given with sofosbuvir and certain other hepatitis C drugs. Sometimes, this has been deadly. Slow heartbeat has happened up to 2 weeks after starting hepatitis C treatment. You will need to be watched closely if you will be taking amiodarone with hepatitis C treatment. Follow what your doctor has told you to do. Call your doctor right away if you have signs of slow heartbeat like chest pain, confusion, dizziness, passing out or near-passing out, memory problems, shortness of breath, tiredness, or weakness.
- If you are taking warfarin, talk with your doctor. You may need to have your blood work checked more closely while you are taking it with this drug.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using this drug while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
- If giving to your child, the dose of this drug may need to be changed as your child’s weight changes. Have your child’s weight checked often. Talk with the doctor before changing your child’s dose.
- Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
- Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.
- Feeling very tired or weak.
- Feeling tired or weak.
- Upset stomach.
- Not able to sleep.
- Take this drug at the same time of day.
- Take with or without food.
- Keep taking this drug as you have been told by your doctor or other health care provider, even if you feel well.
- It is important that you do not miss or skip a dose of this drug during treatment.
- Take a missed dose as soon as you think about it.
- If you do not think about the missed dose until the next day, skip the missed dose and go back to your normal time.
- Do not take more than 1 dose of this drug in the same day.
- If you are not sure what to do if you miss a dose, call your doctor.
- Store in the original container at room temperature.
- Store in a dry place. Do not store in a bathroom.
- Keep all drugs in a safe place. Keep all drugs out of the reach of children and pets.
- Throw away unused or expired drugs. Do not flush down a toilet or pour down a drain unless you are told to do so. Check with your pharmacist if you have questions about the best way to throw out drugs. There may be drug take-back programs in your area.
- If your symptoms or health problems do not get better or if they become worse, call your doctor.
- Do not share your drugs with others and do not take anyone else’s drugs.
- Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
- Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
- Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, nurse, pharmacist, or other health care provider.
- If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.