title: A 4-drug combination (Viekira Pak) for hepatitis C.
mesh_terms: D015081:2-Naphthylamine; D000813:Anilides / Q000008:administration & dosage; D000998:Antiviral Agents / Q000494:pharmacology / Q000627:therapeutic use*; D002219:Carbamates / Q000008:administration & dosage; D003521:Cyclopropanes; D065692:Cytochrome P-450 CYP3A Inhibitors / Q000008:administration & dosage; D004338:Drug Combinations; D004347:Drug Interactions; D005838:Genotype; D016174:Hepacivirus / Q000235:genetics; D006526:Hepatitis C / Q000188:drug therapy* / Q000821:virology; D006801:Humans; D047029:Lactams, Macrocyclic; D047028:Macrocyclic Compounds / Q000008:administration & dosage; D011392:Proline / Q000031:analogs & derivatives; D019438:Ritonavir / Q000008:administration & dosage; D013449:Sulfonamides / Q000008:administration & dosage; D014498:Uracil / Q000008:administration & dosage / Q000031:analogs & derivatives; D014633:Valine
chemical_list: D000813:Anilides; D000998:Antiviral Agents; D002219:Carbamates; D003521:Cyclopropanes; D065692:Cytochrome P-450 CYP3A Inhibitors; D004338:Drug Combinations; D047029:Lactams, Macrocyclic; D047028:Macrocyclic Compounds; D013449:Sulfonamides; C586094:ombitasvir; D014498:Uracil; D011392:Proline; D015081:2-Naphthylamine; C588260:dasabuvir; D014633:Valine; D019438:Ritonavir; C585405:paritaprevir