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                                                                Synonyms: GS-5885 | GS5885 | Harvoni® (ledipasvir + sofosbuvir)
                                 
                                                         
                            
                            
                            
                                 
                                
                                ledipasvir is an approved drug (EMA & FDA (2014)) 
                                                        
                                                    
                                Compound class: 
                                                            Synthetic organic
                                 
                                
                                    
                                        Comment: Ledipasvir is an orally available, direct-acting inhibitor of the hepatitis C virus (HCV) non-structural protein 5A (NS5A) replication complex [1].
                                    
                                 
                            
                            
                          
                                
                                    
                                
                          
                                   
                                   
                                  
                                      
                                     
                                   
                                   
                                    
                                    
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| Bioactivity Comments | 
| Low dose GS-5885 monotherapy, delivered for 3 days, demonstrated significant antiviral activity in genotype 1a and 1b HCV-infected patients in an early Phase 1 study [1]. |