Daclatasvir tablets

What is this medicine?

DACLATASVIR (dak lat' as vir) is an antiviral medicine used to treat hepatitis C. It will not work for colds, flu, or other viral infections.

How should I use this medicine?

Take this medicine by mouth with a full glass of water. Follow the directions on the prescription label. You can take it with or without food. Take your medicine at regular intervals. Do not take your medicine more often than directed. Take all of your medicine as directed even if you think you are better. Do not skip doses or stop your medicine early.

Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.

What side effects may I notice from receiving this medicine?

Side effects that you should report to your doctor or health care professional as soon as possible:

• allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue

Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):

• diarrhea

• headache

• nausea

• tiredness

What may interact with this medicine?

Do not take this medicine with the following medication:

• carbamazepine

• phenytoin

• rifampin

• St. John's Wort

This medicine may also interact with the following medications:

• amiodarone

• antiviral medicines for HIV or AIDS like atazanavir, efavirenz, etravirine, indinavir, nelfinavir, nevirapine, saquinavir

• bosentan

• buprenorphine

• certain antibiotics like clarithromycin, nafcillin, rifapentine, telithromycin

• certain medicines for cholesterol like atorvastatin, fluvastatin, lovastatin, pitavastatin, pravastatin, rosuvastatin, simvastatin

• certain medicines for fungal infection like itraconazole, ketoconazole, posaconazole, voriconazole

• cobicistat

• dabigatran

• dexamethasone

• digoxin

• modafinil

• nefazodone

• simeprevir

• warfarin

What if I miss a dose?

If you miss a dose, take it as soon as you can if the missed dose is remembered in the same day. If not remembered in the same day, skip the missed dose, and take the next dose at the appropriate time. Do not take double or extra doses.

Where should I keep my medicine?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 86 degrees F). Throw away any unused medicine after the expiration date.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:

• diabetes

• heart disease

• HIV or AIDS

• other liver disease

• an unusual or allergic reaction to daclatasvir, other medicines, foods, dyes, or preservatives

• pregnant or trying to get pregnant

• breast-feeding

What should I watch for while using this medicine?

See your doctor or health care professional for a follow-up visit as directed. You may need blood work while you are taking this medicine. Tell your doctor if your symptoms do not improve or if they get worse.

If you have had hepatitis B infection (HBV) in the past, taking this medicine could cause the HBV to become active again. If you have had HBV, your doctor should monitor you with blood tests. Tell your doctor right away if you develop a general ill feeling, light-colored stools, loss of appetite, unusual weakness, or yellowing of the eyes or skin.

This medicine may cause changes in your blood sugar. Ask your health care provider if changes in diet or medicines are needed if you have diabetes.