A Randomized, Double-blind, Placebo-controlled, Combined Single Ascending Dose and Multiple Ascending Dose Study

Study to Investigate the Efficacy and Safety of GS-7977 Plus Ribavirin for 12 Weeks in Chronic Genotype 2 and 3 Hepatitis C Virus (HCV) and Human Immunodeficiency Virus (HIV) Co-Infected Subjects

Study to Compare the Efficacy and Safety of Enzyme Replacement Therapies neoGAA and Alglucosidase Alfa Administered Every Other Week in Patients With Late-onset Pompe Disease Who Have Not Been Previously Treated for Pompe Disease

An Open-Label, Multi-Centre, Study to Assess the Safety of Fixed-Dose Durvalumab + Tremelimumab Combination Therapy or Durvalumab Monotherapy in Advanced Solid Malignancies.

Efficacy and Safety of Pimavanserin as Adjunctive Treatment for the Negative Symptoms of Schizophrenia (ADVANCE)

Efficacy and Safety Study of Benralizumab for Patients With Severe Nasal Polyposis

Observational Study of Characteristics, Treatment and Outcomes With Severe Asthma in the United States (CHRONICLE)

Efficacy and Safety of Budesonide Foam for Patients With Active Mild to Moderate Ulcerative Proctitis or Proctosigmoiditis

Efficacy and Safety of Budesonide Foam for Patients With Active Mild to Moderate Ulcerative Proctitis or Proctosigmoiditis

Efficacy and Safety of Decitabine as Epigenetic Priming With Induction Chemotherapy in Pediatric Acute Myelogenous Leukemia (AML) Subjects

Olaparib as Adjuvant Treatment in Patients With Germline BRCA Mutated High Risk HER2 Negative Primary Breast Cancer

A Study of the Safety and Efficacy of Pimavanserin in Patients With Parkinson's Disease Psychosis

Lysosomal Acid Lipase (LAL) Deficiency Registry

A Study of Lebrikizumab in Patients Whose Asthma is Uncontrolled With Inhaled Corticosteroids and A Second Controller Medication (LUTE)

Computerized Cognition Testing in Participants With Mild Alzheimer's Disease (AD) Treated With Donepezil (MK-0000-318)

Safety and Efficacy Study of Ceftolozane/Tazobactam to Treat Ventilated Nosocomial Pneumonia (MK-7625A-008)

A Complicated Skin and Soft-Tissue Infection Patient Registry

Study Comparing Optimized 5-FU Dosing and Standard Dosing in Metastatic Colorectal Cancer Patients Treated With mFOLFOX6

Observational Study of Obstructive Lung Disease (NOVELTY)

Fabry Disease Registry

Safety of a Topical Antifungal Treatment for Tinea Cruris, Tinea Pedis and Tinea Corporis

Efficacy of a 12-week Regimen of Telaprevir, Peginterferon, and Ribavirin in Subjects With Interleukin-28B (IL28B) CC Genotype in Treatment-naive and Prior Relapser Subjects

A Study to Evaluate the Efficacy and Safety of Quadruple Therapy (VX-222, Telaprevir,Peginterferon-Alfa-2a, Ribavirin) in Subjects With Chronic Hepatitis C With Compensated Cirrhosis

Safety and Efficacy of Doravirine (MK-1439) in Participants With Human Immunodeficiency Virus 1 (HIV-1) (MK-1439-018)

Study of Ixekizumab in Participants With Active Ankylosing Spondylitis (AS)