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NCT Number: NCT01537757

A Two-Part, Single-Dose Study of the Pharmacokinetics of MK-8931 in Subjects With Renal Insufficiency (MK-8931-009 [P08535])

This study will assess the pharmacokinetics of MK-8931, a ß-secretase inhibitor, in participants with renal insufficiency. In Part 1 of the study, pharmacokinetics of MK-8931 in participants with severe renal disease and in healthy matched control participants will be studied. If data from Part 1 confirms that severe renal impairment does not alter the pharmacokinetics of MK-8931 to the extent requiring dosage adjustment, then no further study will be required and Part 2 will be optional. If the data does not support this conclusion, then Part 2 will be conducted to study the pharmacokinetics of MK-8931 in participants with moderate and mild renal impairment compared to healthy matched controls.

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Key information

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Body Mass Index ≤39 kg/m^2
  • No clinically significant abnormality on electrocardiogram
  • Female participant must be postmenopausal or surgically sterilized
  • Non-vasectomized men must agree to use a condom with spermicide or abstain from sexual intercourse, during the trial and for 3 months after stopping the medication

Inclusion criteria

Specific to Renally Impaired Participants:

  • Clinical diagnosis of renal insufficiency based on Estimated Glomerular Filtration rate (eGFR): severely decreased eGFR, defined as <30 mL/min/1.73m^2 and participant is not on dialysis; moderately decreased eGFR, defined as ≥30 to <60 mL/min/1.73m^2; mildly decreased eGFR, defined as ≥60 to <80 mL/min/1.73m^2
  • Stable baseline health based on medical history, physical examination, vital signs, and laboratory tests

Inclusion Criterion Specific to Healthy Participants:

  • eGFR ≥80 mL/min/1.73m^2

Exclusion criteria

  • Any surgical or medical condition which might significantly alter the absorption, distribution, metabolism or excretion of any drug, including history or presence of inflammatory bowel disease, gastrointestinal or rectal bleeding; presence of active ulcer; history of major gastrointestinal tract surgery such as gastrectomy, gastroenterostomy, or bowel resection; history of pancreatic injury or pancreatitis; history or presence of liver disease or liver injury; history of urinary obstruction or difficulty in voiding
  • History of any infectious disease within 4 weeks prior to drug administration
  • Positive for hepatitis B surface antigen (HBsAg), hepatitis C antibodies (HCV) or human immunodeficiency virus (HIV)
  • History of risk factors for Torsades de Pointes (e.g., heart failure/cardiomyopathy or family history of Long QT Syndrome)
  • Participant has had a kidney removed or has a functioning renal transplant
  • History of alcohol or drug abuse in the past 2 years
  • Blood donation or loss of significant volume of blood in the past 60 days prior to dosing
  • Previously received MK-8931
  • History of significant multiple and/or severe allergies (including latex allergy), or anaphylactic reaction or significant intolerability to prescription or non-prescription drugs or food
  • History of malignancy occurring within the 5 years immediately before screening, except for a participant who has been adequately treated for basal cell or squamous cell skin cancer; or in situ cervical cancer; or

localized prostate carcinoma; or has undergone potentially curative therapy with no evidence of recurrence ≥1 year post-therapy

Exclusion criteria

Specific to Renally Impaired Participants:

  • Rapidly fluctuating renal function as determined by historical measurements
  • Suspected renal artery stenosis

Treatment and study plan

MK-8931

Drug

Single dose, administered as oral capsules

Primary outcomes

  1. Area under the plasma concentration-time curve from time zero to infinity (AUC0-inf) of MK-8931

    Time frame: Predose through 120 hours post single dose of MK-8931

Secondary outcomes

  1. Renal clearance (CLr) of MK-8931

    Time frame: Predose through 120 hours post single dose of MK-8931

  2. Fraction of MK-8931 dose excreted in urine (fe)

    Time frame: Predose through 120 hours post single dose of MK-8931

Sponsors and collaborators

Lead sponsor

Merck Sharp & Dohme LLC

Industry

Registry information

Official study title

An Open-Label, Two-Part, Single-Dose Study to Investigate the Pharmacokinetics of MK-8931 in Subjects With Renal Insufficiency (Protocol No. MK-8931-009 [P08535])

Important dates

Study start
2012
Primary completion
2012
Study completion
2012
First posted
Feb 23, 2012
Registry last updated
Jan 26, 2015

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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