Medically reviewed on September 5, 2018
- You will be tested for hepatitis B before starting Harvoni (ledipasvir and sofosbuvir). 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 Harvoni (ledipasvir and sofosbuvir). If you have questions, talk with your doctor.
Uses of Harvoni:
- It is used to treat hepatitis C infection.
What do I need to tell my doctor BEFORE I take Harvoni?
- If you have an allergy to sofosbuvir or any other part of Harvoni (ledipasvir and sofosbuvir).
- 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 are taking another drug that has the same drug in it.
- If you take any drugs (prescription or OTC, natural products, vitamins) that must not be taken with Harvoni (ledipasvir and sofosbuvir), like certain drugs that are used for HIV, infections, or seizures. There are many drugs that must not be taken with Harvoni (ledipasvir and sofosbuvir).
- If you are taking St. John's wort. Do not take St. John's wort with Harvoni (ledipasvir and sofosbuvir). This medicine may not work as well.
This is not a list of all drugs or health problems that interact with Harvoni (ledipasvir and sofosbuvir).
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take Harvoni (ledipasvir and sofosbuvir) with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.
What are some things I need to know or do while I take Harvoni?
- Tell all of your health care providers that you take Harvoni (ledipasvir and sofosbuvir). This includes your doctors, nurses, pharmacists, and dentists.
- This medicine may be used with ribavirin. If you are also taking ribavirin, talk with the doctor about the risks and side effects that may happen.
- Have blood work checked as you have been told by the doctor. Talk with the doctor.
- It is not known if Harvoni (ledipasvir and sofosbuvir) 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.
- This medicine may affect how much of some other drugs are in your body. If you are taking other drugs, talk with your doctor. You may need to have your blood work checked more closely while taking Harvoni (ledipasvir and sofosbuvir) with your other drugs.
- 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.
- Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using Harvoni (ledipasvir and sofosbuvir) while you are pregnant.
- Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.
How is this medicine (Harvoni) best taken?
Use Harvoni (ledipasvir and sofosbuvir) as ordered by your doctor. Read all information given to you. Follow all instructions closely.
- Take with or without food.
- Do not take antacids within 4 hours of Harvoni (ledipasvir and sofosbuvir).
- If you take cimetidine, dexlansoprazole, esomeprazole, famotidine, lansoprazole, nizatidine, omeprazole, pantoprazole, rabeprazole, or ranitidine, ask your doctor or pharmacist how to take it with Harvoni (ledipasvir and sofosbuvir).
- Keep taking Harvoni (ledipasvir and sofosbuvir) 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 Harvoni (ledipasvir and sofosbuvir) during treatment.
What do I do if I miss a dose?
- Take a missed dose as soon as you think about it.
- If it is close to the time for your next dose, skip the missed dose and go back to your normal time.
- Do not take 2 doses at the same time or extra doses.
- If you are not sure what to do if you miss a dose, call your doctor.
See also: Dosage Information (in more detail)
What are some side effects that I need to call my doctor about right away?
WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
- 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.
What are some other side effects of Harvoni?
All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:
- Feeling tired or weak.
- Upset stomach.
- Loose stools (diarrhea).
- Not able to sleep.
- Muscle pain.
- Feeling irritable.
These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.
You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.
See also: Side effects (in more detail)
If OVERDOSE is suspected:
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.
How do I store and/or throw out Harvoni?
- 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.
Consumer information use
- 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. Check with your pharmacist. If you have any questions about Harvoni (ledipasvir and sofosbuvir), 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.
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about Harvoni (ledipasvir / sofosbuvir)
- Harvoni Side Effects
- During Pregnancy
- Dosage Information
- Drug Images
- Drug Interactions
- Compare Alternatives
- Support Group
- Pricing & Coupons
- En Español
- 350 Reviews
- Drug class: antiviral combinations