Clinical trials: completed, sponsored by Merck Sharp & Dohme LLC
Ebola Virus
Vaccine Treatment for Ebola Virus in Healthy Adults (V920-001)
This is a study of the anti-Ebola vaccine vesicular stomatitis virus (VSV) ZEBOV (Zaire ebolavirus) also known as V920 and BPSC-1001.
- Trial name
- NCT02269423
- Testing
- V920
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Chronic Cough
Study of Gefapixant (MK-7264) in Adult Japanese Participants With Unexplained or Refractory Chronic Cough (MK-7264-033)
This estimation study (no hypotheses) will evaluate the safety, tolerability, and efficacy of gefapixant (MK-7264) in Japanese adult participants with unexplained or refractory chronic cough.
- Trial name
- NCT03482713
- Testing
- Gefapixant 45 mg
- Where
- 16 sites in Japan
- Volunteers
- 23 people
- Sponsor
- Merck Sharp & Dohme LLC
Sleep Initiation and Maintenance Disorders, Alzheimer Disease
Safety and Efficacy of Suvorexant (MK-4305) for the Treatment of Insomnia in Participants With Alzheimer's Disease (MK-4305-061)
This study aims to examine the safety and efficacy of suvorexant (MK-4305) to improve sleep in individuals with Alzheimer's disease (AD).
- Trial name
- NCT02750306
- Testing
- Suvorexant
- Volunteers
- 285 people
- Sponsor
- Merck Sharp & Dohme LLC
Hyperlipoproteinemia Type II, Hypercholesterolemia, Familial
Study to Assess the Tolerability and Efficacy of Anacetrapib (MK-0859) Co-Administered With Statin in Participants With Heterozygous Familial Hypercholesterolemia (MK-0859-020)
The objective of this study is to evaluate the efficacy and tolerability of adding anacetrapib to ongoing statin therapy in participants with heterozygous familial hypercholesterolemia (HeFH).
- Trial name
- REALIZE (NCT01524289)
- Testing
- Anacetrapib
- Volunteers
- 306 people
- Sponsor
- Merck Sharp & Dohme LLC
Human Immunodeficiency Virus (HIV) Infection
Safety, Tolerability, and Pharmacokinetics of Raltegravir (MK-0518) in Healthy Japanese Male Participants (MK-0518-851)
This study is designed to evaluate safety, tolerability, and pharmacokinetics of a single 1200-mg dose of raltegravir (MK-0518, ISENTRESS®) in healthy Japanese male participants.
- Trial name
- NCT03667547
- Testing
- Raltegravir
- Where
- Japan
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Herpes Zoster
A Study to Evaluate the Safety and Efficacy of Inactivated Varicella-zoster Vaccine (VZV) as a Preventative Treatment for Herpes Zoster (HZ) and HZ-related Complications in Adult Participants With Solid Tumor or Hematologic Malignancy (V212-011)
This is a randomized, double-blind, placebo-controlled study to assess the safety and tolerability of V212 when administered to adults with solid tumor malignancy (STM) receiving chemotherapy and to assess the impact of V212 on…
- Trial name
- NCT01254630
- Testing
- V212
- Volunteers
- 5,305 people
- Sponsor
- Merck Sharp & Dohme LLC
Herpes Zoster
A Study to Evaluate the Safety and Efficacy of Inactivated Varicella-zoster Vaccine (VZV) as a Preventative Treatment for Herpes Zoster (HZ) and HZ-related Complications in Participants Undergoing Hematopoietic Cell Transplants (HCTs) (V212-001)
This is a randomized, double-blind, placebo-controlled study to assess the safety and efficacy of inactivated VZV vaccine for the prevention of HZ and HZ-related complications in adult recipients of autologous hematopoietic cell…
- Trial name
- NCT01229267
- Testing
- V212
- Volunteers
- 1,257 people
- Sponsor
- Merck Sharp & Dohme LLC
Type 2 Diabetes Mellitus
Omarigliptin Add-on to Insulin in Japanese Participants With Type 2 Diabetes Mellitus (T2DM, MK-3102-039)
This study will examine the efficacy of omarigliptin 25 mg once weekly compared to placebo in Japanese patients with T2DM who have inadequate glycemic control on insulin monotherapy in addition to diet and exercise therapy.
- Trial name
- NCT02906709
- Testing
- Omarigliptin, Insulin
- Volunteers
- 184 people
- Sponsor
- Merck Sharp & Dohme LLC
Prevention of CMV Infection or Disease
Letermovir (MK-8228) Versus Placebo in the Prevention of Clinically-Significant Cytomegalovirus (CMV) Infection in Adult, CMV-Seropositive Allogeneic Hematopoietic Stem Cell Transplant Recipients (MK-8228-001)
The study evaluated the efficacy and safety of letermovir (MK-8228) for the prevention of clinically-significant CMV infection in adult, CMV-seropositive recipients of allogeneic hematopoietic stem cell transplant (HSCT).
- Trial name
- NCT02137772
- Testing
- Letermovir
- Volunteers
- 570 people
- Sponsor
- Merck Sharp & Dohme LLC
Rhinitis, Allergic, Seasonal
Efficacy and Safety Study of RAGWITEK™ (MK-3641) in Children With Ragweed-Induced Rhinoconjunctivitis With or Without Asthma (MK-3641-008)
The purpose of this study is to assess the efficacy and safety of short ragweed pollen allergen extract (MK-3641, SCH 039641, RAGWITEK™) sublingual immunotherapy tablets in children aged 5 to 17 years with ragweed-induced…
- Trial name
- NCT02478398
- Testing
- Short ragweed pollen allergen extract, Self-injectable epinephrine, Albuterol/Salbutamol
- Volunteers
- 1,025 people
- Sponsor
- Merck Sharp & Dohme LLC
Type 2 Diabetes Mellitus
Omarigliptin (MK-3102) Clinical Trial - Placebo- and Sitagliptin-Controlled Monotherapy Study in Japanese Patients With Type 2 Diabetes Mellitus (MK-3102-020)
The purpose of this study is to assess the efficacy of omarigliptin 25 mg weekly (as monotherapy) compared with sitagliptin 50 mg daily and placebo, and the long term safety (up to 52 weeks) of omarigliptin 25 mg weekly.
- Trial name
- NCT01703221
- Testing
- Omarigliptin, Sitagliptin
- Volunteers
- 414 people
- Sponsor
- Merck Sharp & Dohme LLC
Primary Insomnia
Safety and Efficacy Study of Suvorexant in Participants With Primary Insomnia - Study B (MK-4305-029)
This is a multicenter study to test the hypothesis that suvorexant (MK-4305) is superior to placebo in improving insomnia as measured by change from baseline in: subjective total sleep time and time to sleep onset, wake time…
- Trial name
- NCT01097629
- Testing
- Suvorexant High Dose (HD), Suvorexant Low Dose (LD)
- Volunteers
- 1,020 people
- Sponsor
- Merck Sharp & Dohme LLC
Pneumococcal Infections
Safety, Tolerability, and Immunogenicity of V114 Compared to Prevnar 13™ in PPSV23-vaccinated Healthy Adults ≥65 Years of Age (V114-007)
This study is designed to assess the safety, tolerability, and immunogenicity of V114 compared with Prevnar 13™ in healthy adults 65 years of age or older previously vaccinated with 23-valent pneumococcal polysaccharide vaccine.
- Trial name
- NCT02573181
- Testing
- V114, Prevnar 13™
- Volunteers
- 253 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Hepatitis C
Elbasvir/Grazoprevir (EBR/GZR) and Sofosbuvir (SOF) With and Without Ribavirin (RBV) in Cirrhotic Subjects With Chronic Hepatitis C Virus (HCV) Genotype 3 (GT3) Infection (MK-5172-083)
This is a randomized, multi-site, open-label trial of the co-administration of a fixed-dose combination (FDC) of EBR 50 mg + GZR (100 mg) (EBR/GZR) and SOF 400 mg, with and without RBV, in treatment-naïve (TN) and…
- Trial name
- NCT02601573
- Testing
- Grazoprevir, Elbasvir, Ribavirin
- Volunteers
- 101 people
- Sponsor
- Merck Sharp & Dohme LLC
HIV-1
A Study of Islatravir (MK-8591) in Anti-Retroviral Therapy-Naive, Human Immunodeficiency Virus-1 Infected Participants (MK-8591-003)
This study will evaluate the safety, tolerability, pharmacokinetics, and anti-retroviral therapy (ART) activity of islatravir (MK-8591) monotherapy in ART-naive, human immunodeficiency virus-1 (HIV-1) infected participants.
- Trial name
- NCT02217904
- Testing
- 1 mg islatravir, 2 mg islatravir, 10 mg islatravir
- Volunteers
- 30 people
- Sponsor
- Merck Sharp & Dohme LLC
Hypertension
A Study to Evaluate the Safety, Tolerability, Pharmacokinetics and Pharmacodynamics of MK8266 in Hypertensive Men (MK-8266-002)
This study evaluated adverse events (AEs), study discontinuation due to AEs, and pharmacodynamics of MK-8266 in male participants with mild to moderate hypertension.
- Trial name
- NCT01096160
- Testing
- MK-8226 BID, 1 mg, MK-8266 BID, 1.8 mg, MK-8266 TID, 1.8 mg
- Volunteers
- 40 people
- Sponsor
- Merck Sharp & Dohme LLC
Hypertension
A Study of Single Dose MK-3614 (MK-3614-001)(COMPLETED)
This study will determine if MK-3614, given as single doses, is safe and well tolerated in healthy males and male participants with mild to moderate hypertension.
- Trial name
- NCT01104545
- Testing
- MK-3614
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Merck Sharp & Dohme LLC
Hepatitis C
Efficacy and Safety of Grazoprevir (MK-5172) and Uprifosbuvir (MK-3682) With Elbasvir (MK-8742) or Ruzasvir (MK-8408) for Chronic Hepatitis C Virus (HCV) Genotype (GT) 3, GT4, GT5, and GT6 Infection (MK-3682-012)
This is a randomized, three-part, parallel-group, open-label trial of grazoprevir (MK-5172) (100 mg) and uprifosbuvir (MK-3682) (300 mg or 450 mg) with either elbasvir (MK-8742) (50 mg) or ruzasvir (MK-8408) (60 mg), and with or…
- Trial name
- NCT02332720
- Testing
- Grazoprevir, Uprifosbuvir, Elbasvir
- Volunteers
- 413 people
- Sponsor
- Merck Sharp & Dohme LLC
Neutropenia
Safety and Pharmacokinetics of Intravenous and Oral Posaconazole in Immunocompromised Children (MK-5592-097)
This study aims to evaluate the pharmacokinetics of posaconazole (POS) administered intravenously (IV) or orally to immunocompromised pediatric participants.
- Trial name
- NCT02452034
- Testing
- Posaconazole IV solution, Posaconazole powder for oral suspension
- Volunteers
- 118 people
- Sponsor
- Merck Sharp & Dohme LLC
Hepatitis C
Efficacy and Safety of Grazoprevir (MK-5172) and Uprifosbuvir (MK-3682) With Elbasvir (MK-8742) or Ruzasvir (MK-8408) for Chronic Hepatitis C Genotype (GT)1 and GT2 Infection (MK-3682-011)
This is a randomized, three-part, open-label trial of grazoprevir (GZR; MK-5172) (100 mg) and uprifosbuvir (UPR; MK-3682) (300 mg or 450 mg), with either elbasvir (EBR; MK-8742) (50 mg) or ruzasvir (RZR; MK-8408) (60 mg), and…
- Trial name
- NCT02332707
- Testing
- Grazoprevir, Uprifosbuvir, Elbasvir
- Volunteers
- 443 people
- Sponsor
- Merck Sharp & Dohme LLC
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