This is a randomized, multicenter, open-label trial of the combination regimen of MK-5172 (grazoprevir [GZR]) (100 mg), MK-3682 (450 mg) and MK-8408 (ruzasvir) (60 mg) for 16 weeks with ribavirin (RBV) or 24 weeks without RBV in cirrhotic (C) or non-cirrhotic (NC) hepatitis C virus (HCV) genotype

The primary objectives of this study are to evaluate the effect of Obeticholic Acid treatment compared to placebo on 1) histological improvement and 2) liver-related clinical outcomes in patients with non-cirrhotic nonalcoholic steatohepatitis (NASH) with liver fibrosis.

The primary objective of this study is to evaluate the safety and tolerability of GS-9674 in adults with primary biliary cholangitis (PBC).

The purpose of this study is to demonstrate the superiority of SER-109 vs placebo to reduce recurrence of CDI in adults up to 8 weeks after initiation of treatment.

The purpose of this study is to assess safety and efficacy of SER-109 in reducing recurrence of Clostridium difficile infection (CDI) in adults who had a CDI recurrence within 8 weeks after receipt of SER-109 or Placebo in Study SERES-012.

The purpose of this study is to test the safety and efficacy of RBX2660 in preventing recurrent episodes of CDI measured at 8 weeks after treatment.

The purpose of this study is to compare ridinilazole as a novel antimicrobial for Clostridium difficile Infection (CDI) with the goal of achieving comparable cure rates to standard of care, but reducing rates of recurrent disease.

The purpose of this study is to determine whether RPC1063 is effective in the treatment of Ulcerative Colitis (UC).

The purpose of the trial is to determine the safety and efficacy of RPC1063 in patients diagnosed with moderate to severe ulcerative colitis.

The primary objective of this study is to observe the long-term safety of filgotinib in adults who have completed or met protocol specified efficacy discontinuation criteria in a prior Gilead-sponsored filgotinib treatment study in ulcerative colitis (UC).

Hospitalization for kidney stones in the Inflammatory Bowel Disease (IBD) population is common, particularly among Crohn's patients who had a small bowel resection.

The study is to evaluate the long-term safety of oral GED-0301 (mongersen) in subjects with Crohn's Disease.

The primary objective of this study is to observe the long-term safety of filgotinib in adults who have completed or met protocol specified efficacy discontinuation criteria in a prior Gilead-sponsored filgotinib treatment study in Crohn's disease (CD).

The purpose of this study is to demonstrate the effect of oral ozanimod as maintenance therapy in subjects with moderately to severely active Crohn's Disease.

The purpose of this study is to investigate safety and efficacy of the experimental medication BMS-986165 in patients with moderate to severe Crohn's Disease, a chronic bowel disease that causes severe inflammation of the digestive tract.

The purpose of this study is to explore the effect of oral ozanimod as an induction treatment for subjects with moderately to severely active Crohn's Disease.

This three-year study (participants with chronic kidney disease [CKD] or cirrhosis will be followed for five years) multicenter study is being done to follow participants who received at least one dose of grazoprevir (MK-5172) in a previous study to determine if they remain hepatitis C virus (HCV

The main purpose of this study is to evaluate the durability of Sustained virologic response (SVR) in participants who achieved SVR at last post-therapy visit of parent studies (LPVPS) with NCT Numbers NCT02569710 and NCT02765490.