3d image of velpatasvir skeletal formula

velpatasvir ns5a inhibitor sofosbuvir hepatitis viral infection pathogenic viruses antiviral antiviral agent virucidal substrate protein p-glycoprotein enzyme antacids proton pump virus replication plasma protein binding drug preparation mount treatment medicine medicament remedy cure medication side effect adverse action iatrogenic overdose contraindications interaction pharmaceutics pharmaceutical pharmacy pharmacodynamics pharmacokinetics pharmacophore molecule molecular formula skeletal structural structure geometry 3d