What is Natdac?
Natdac contains the active ingredient Daclatasvir. Daclatasvir is used with other antiviral medicines in the treatment chronic hepatitis C infection of genotype 1 or genotype 3 in adults. Natdac must be taken in combination with sofosbuvir, or with sofosbuvir and ribavirin. It must not be taken by itself.
How is Natdac used?
For most patients, one tablet of Natdac will be taken daily for a period of 12 weeks. Your doctor may have prescribed you a different dosage and/or a different treatment period. Follow the instructions given to you by your doctor, including any information about how to take Daclatasvir with sofosbuvir and/or ribavirin.
Taking Daclatasvir and Sofosbuvir along with amiodarone can cause a serious side effect called bradycardia. This is an unusually slow heart rate. Symptoms of bradycardis include fainting or near-fainting, dizziness or light-headedness, not feeling well, weakness, tiredness, shortness of breath, chest pain, confusion, and memory problems. If you are taking amiodarone and notice any of these, contact your doctor immediately.
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