A Randomized, Double-Blind, Dose-Response Study of the Safety and Uric Acid Effects of Oral Ulodesine Added to Allopurinol in Subjects With Gout and Concomitant Moderate Renal Insufficiency

NCT ID: NCT01407874

Last Updated: 2013-11-20

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

20 participants

Study Classification

INTERVENTIONAL

Study Start Date

2011-09-30

Study Completion Date

2012-07-31

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

To evaluate the overall safety and tolerability of ulodesine when combined with allopurinol in subjects with moderate renal insufficiency.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

Gout Hyperuricemia Arthritis Joint Disease Renal Insufficiency

Keywords

Explore important study keywords that can help with search, categorization, and topic discovery.

Gout Hyperuricemia Arthritis Joint Disease Allopurinol Renal Insufficiency

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

Placebo

Placebo + Allopurinol 200mg

Group Type EXPERIMENTAL

Placebo

Intervention Type DRUG

Oral dose administered daily for 84 days.

Ulodesine (BCX4208) 5mg

BCX4208 5mg + Allopurinol 200 mg

Group Type EXPERIMENTAL

Ulodesine (BCX4208) 5 mg

Intervention Type DRUG

Oral dose administered daily for 84 days.

Ulodesine (BCX4208) 10mg

BCX4208 10mg + Allopurinol 200mg

Group Type EXPERIMENTAL

Ulodesine (BCX4208) 10 mg

Intervention Type DRUG

Oral dose administered daily for 84 days.

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

Placebo

Oral dose administered daily for 84 days.

Intervention Type DRUG

Ulodesine (BCX4208) 5 mg

Oral dose administered daily for 84 days.

Intervention Type DRUG

Ulodesine (BCX4208) 10 mg

Oral dose administered daily for 84 days.

Intervention Type DRUG

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

1. Age ≥ 18 to \< 70 years
2. Have read and signed the Informed Consent Form
3. Documented diagnosis of gout
4. Documented moderate renal insufficiency
5. Calculated creatinine clearance of ≥ 30 and \< 60 mL/min
6. Willing and able to take allopurinol 200 mg every day for the duration of the Treatment
7. Female participants must be sexually abstinent for 4 weeks prior to Day 1 and continue abstinence for 4 weeks after completion of study drug, surgically sterile, postmenopausal,use oral contraceptives for three months prior to study drug dosing through 4 weeks after completion of study drug, an intrauterine device for 8 weeks prior to study drug dosing through 4 weeks after completion of study drug,double barrier contraception method for 4 weeks prior to study drug dosing through 4 weeks after completion of study drug administration
8. Male participants must be sexually abstinent for 4 weeks prior to Day 1 and continue abstinence through 90 days after completion of study drug, be \> 1 year postvasectomy, agree to use a condom with spermicide from the start of study drug dosing through 90 days after completion of study drug.
9. Willing and able to provide authorization for the use and disclosure of personal health information in accordance with Health Insurance Portability and Accountability Act (HIPAA)

Exclusion Criteria

1. Unable to tolerate allopurinol 200 mg every day
2. Prior randomization in a clinical study with BCX4208
3. Unstable cardiac disease such as: unstable angina, symptomatic arrhythmia, signs or symptoms compatible with NYHA Class III or Class IV functional status for congestive heart failure or angina, history of long QT syndrome, or QTc interval \< 350 msec or \> 475 msec
4. Poorly controlled hypertension
5. History of severe renal insufficiency
6. Alanine aminotransferase or aspartate aminotransferase values \> 2.0 x upper limit of normal
7. CD4+ cell counts by flow cytometry \< 500 cells/mm3
8. Hemoglobin \< 10 g/dL or \> 18 g/dL (males) or \< 10 g/dL or \> 17 g/dL (females)
9. White blood cell count \< 3.7 x 109/L or \> 11 x 109/L
10. Female subjects who are pregnant, breastfeeding, or planning a pregnancy within the next 4 months
11. Positive serology for hepatitis B surface antigen or hepatitis C antibody or HIV type 1
12. Immunocompromised due to illness or organ transplant
13. Use of systemic immunosuppressive medications or disease-modifying antirheumatic drugs
14. Use of azathioprine or 6-mercatopurine within 14 days of first dose of allopurinol
15. Use of hydrochlorothiazide in doses \> 50 mg per day
16. Planned use of herbal or dietary supplements
17. Recipient of any live or attenuated vaccine within 6 weeks of Screening
18. Planned use of uric acid-lowering drugs other than allopurinol
19. Use of systemic corticosteroids within 4 weeks prior to Day 1
20. Use of any investigational drug within 30 days prior to signing the ICF
21. History of clinically significant and relevant drug allergies
22. History of chronic or recurrent infections
23. History of any type of cancer not successfully treated or in full remission for 12 months prior to Screening
24. History of alcohol or drug abuse within the year prior to the signing of the ICF, or current evidence of substance dependence or abuse
25. Use of other prohibited medications within the timeframes specified in the protocol
26. Other medical conditions which, in the opinion of the Principal Investigator, would jeopardize the safety of the study subject
Minimum Eligible Age

18 Years

Maximum Eligible Age

69 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

BioCryst Pharmaceuticals

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Alan Hollister, MD, PhD

Role: STUDY_DIRECTOR

BioCryst Pharmaceuticals

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Mobile, Alabama, United States

Site Status

Peoria, Arizona, United States

Site Status

Irvine, California, United States

Site Status

Oldsmar, Florida, United States

Site Status

Honolulu, Hawaii, United States

Site Status

Newton, Kansas, United States

Site Status

Knoxville, Tennessee, United States

Site Status

Dallas, Texas, United States

Site Status

San Antonio, Texas, United States

Site Status

Alexandria, Virginia, United States

Site Status

Countries

Review the countries where the study has at least one active or historical site.

United States

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

BCX4208-204

Identifier Type: -

Identifier Source: org_study_id