Understanding common side effects

The chart below outlines the most common side effects people may have when taking HARVONI and tips that may help manage them.

Most common side effects

Tiredness

Tips:

  • Do your hardest chores when you have the most energy
  • Take short naps—20 minutes or less, and not close to bedtime

Headache

Tips:

  • Drink water. Limit coffee, tea, and soda with caffeine
  • Avoid bright lights, loud noises, and bad smells

Weakness

Tips:

  • Eat well-balanced meals every day
  • Make sure you stay hydrated

These are not all the possible side effects of HARVONI. For more information, ask your healthcare provider or pharmacist. Tell your healthcare provider if you have any side effect that bothers you or does not go away.

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

HARVONI is a prescription medicine used with or without ribavirin to treat chronic (lasting a long time) hepatitis C genotype 1, 4, 5 or 6 infection. It is not known if HARVONI is safe and effective in children under 18 years of age.

Important Safety Information

What should I tell my healthcare provider before taking HARVONI?

  • If you have: liver problems other than hepatitis C infection, or have had a liver transplant; severe kidney problems or are on dialysis; HIV, or any other medical condition; or if you are pregnant or breastfeeding or plan to become pregnant or breastfeed. It is not known if HARVONI will harm your unborn baby or pass into your breast milk. If you take HARVONI with ribavirin, you should also read the ribavirin Medication Guide for important pregnancy-related information.
  • Tell your healthcare provider and pharmacist about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements. HARVONI and certain other medicines may affect each other, or may cause side effects. Tell your healthcare provider if you take any medicines containing tenofovir disoproxil fumarate (ATRIPLA®, COMPLERA®, STRIBILD®, TRUVADA®, VIREAD®).

What are the possible side effects of HARVONI?

  • HARVONI, when taken with amiodarone (Cordarone®, Nexterone®, Pacerone®), a medicine used to treat certain heart problems, may cause serious side effects, including slow heart rate, which in some cases has led to death or the need for a pacemaker. Get medical help right away if you take amiodarone with HARVONI and get any of the following symptoms: fainting or near-fainting, dizziness or lightheadedness, not feeling well, weakness, extreme tiredness, shortness of breath, chest pains, confusion, or memory problems.
  • The most common side effects of HARVONI include tiredness, headache and weakness.
SEE MORE

HARVONI is a prescription medicine used with or without ribavirin to treat chronic (lasting a long time) hepatitis C genotype 1, 4, 5 or 6 infection. It is not known if HARVONI is safe and effective in children under 18 years of age.

Important Safety Information

What should I tell my healthcare provider before taking HARVONI?

  • If you have: liver problems other than hepatitis C infection, or have had a liver transplant; severe kidney problems or are on dialysis; HIV, or any other medical condition; or if you are pregnant or breastfeeding or plan to become pregnant or breastfeed. It is not known if HARVONI will harm your unborn baby or pass into your breast milk. If you take HARVONI with ribavirin, you should also read the ribavirin Medication Guide for important pregnancy-related information.
  • Tell your healthcare provider and pharmacist about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements. HARVONI and certain other medicines may affect each other, or may cause side effects. Tell your healthcare provider if you take any medicines containing tenofovir disoproxil fumarate (ATRIPLA®, COMPLERA®, STRIBILD®, TRUVADA®, VIREAD®).

What are the possible side effects of HARVONI?

  • HARVONI, when taken with amiodarone (Cordarone®, Nexterone®, Pacerone®), a medicine used to treat certain heart problems, may cause serious side effects, including slow heart rate, which in some cases has led to death or the need for a pacemaker. Get medical help right away if you take amiodarone with HARVONI and get any of the following symptoms: fainting or near-fainting, dizziness or lightheadedness, not feeling well, weakness, extreme tiredness, shortness of breath, chest pains, confusion, or memory problems.
  • The most common side effects of HARVONI include tiredness, headache and weakness.
SEE MORE

Important Safety Information

What should I tell my healthcare provider before taking HARVONI?

  • If you have: liver problems other than hepatitis C infection, or have had a liver transplant; severe kidney problems or are on dialysis; HIV, or any other medical condition; or if you are pregnant or breastfeeding or plan to become pregnant or breastfeed. It is not known if HARVONI will harm your unborn baby or pass into your breast milk. If you take HARVONI with ribavirin, you should also read the ribavirin Medication Guide for important pregnancy-related information.
  • Tell your healthcare provider and pharmacist about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements. HARVONI and certain other medicines may affect each other, or may cause side effects. Tell your healthcare provider if you take any medicines containing tenofovir disoproxil fumarate (ATRIPLA®, COMPLERA®, STRIBILD®, TRUVADA®, VIREAD®).

What are the possible side effects of HARVONI?

  • HARVONI, when taken with amiodarone (Cordarone®, Nexterone®, Pacerone®), a medicine used to treat certain heart problems, may cause serious side effects, including slow heart rate, which in some cases has led to death or the need for a pacemaker. Get medical help right away if you take amiodarone with HARVONI and get any of the following symptoms: fainting or near-fainting, dizziness or lightheadedness, not feeling well, weakness, extreme tiredness, shortness of breath, chest pains, confusion, or memory problems.
  • The most common side effects of HARVONI include tiredness, headache and weakness.

HARVONI is a prescription medicine used with or without ribavirin to treat chronic (lasting a long time) hepatitis C genotype 1, 4, 5 or 6 infection. It is not known if HARVONI is safe and effective in children under 18 years of age.