Study of LX3305 in Subjects With Active Rheumatoid Arthritis on Stable Methotrexate

NCT ID: NCT00903383

Last Updated: 2011-12-15

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

208 participants

Study Classification

INTERVENTIONAL

Study Start Date

2009-07-31

Brief Summary

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The purpose of the study is to evaluate the safety, tolerability, and effectiveness of LX3305 versus a placebo control in subjects with active rheumatoid arthritis on stable methotrexate therapy.

Detailed Description

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Conditions

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Rheumatoid Arthritis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Low Dose

A low dose of LX3305; daily oral intake for 12 weeks

Group Type EXPERIMENTAL

LX3305 low dose

Intervention Type DRUG

A low dose of LX3305; daily oral intake for 12 weeks

Mid Dose

A mid dose of LX3305; daily oral intake for 12 weeks

Group Type EXPERIMENTAL

LX3305 mid dose

Intervention Type DRUG

A mid dose of LX3305; daily oral intake for 12 weeks

High Dose

A high dose of LX3305; daily oral intake for 12 weeks

Group Type EXPERIMENTAL

LX3305 high dose

Intervention Type DRUG

A high dose of LX3305; daily oral intake for 12 weeks

Placebo

Matching placebo dosing with daily oral intake for 12 weeks

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Matching placebo dosing with daily oral intake for 12 weeks

Interventions

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LX3305 low dose

A low dose of LX3305; daily oral intake for 12 weeks

Intervention Type DRUG

LX3305 mid dose

A mid dose of LX3305; daily oral intake for 12 weeks

Intervention Type DRUG

LX3305 high dose

A high dose of LX3305; daily oral intake for 12 weeks

Intervention Type DRUG

Placebo

Matching placebo dosing with daily oral intake for 12 weeks

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Males and females aged 18-75 years old
* Rheumatoid arthritis present for at least 6 months, functional class I, II, or III as defined by ACR criteria
* Active disease as determined by the presence of ≥6 swollen joints, ≥6 tender joints, and serum C-reactive protein level \> upper limit of normal
* Receiving stable dose of MTX (≥10 mg/wk) and folate supplementation at least 8 weeks prior to Day 1
* Ability to provide written informed consent

Exclusion Criteria

* RA diagnosis prior to 16 years of age (Juvenile RA)
* Lack of response to \>3 disease modifying anti-rheumatic drugs (DMARDs) or exposure to \>1 biologic DMARD
* Use of DMARDs other than MTX within 12 weeks prior to Day 1
* Intra-articular and/or parenteral corticosteroids within 4 weeks prior to study Day 1
* Blood donation or receipt of live vaccine within 4 weeks prior to Day 1
* Major surgical procedure within 8 weeks prior to Day 1
* Any systemic inflammatory condition, recurrent infection, or current infection other than onychomycosis
* History of cancer within 5 years prior to Day 1
* Presence of hepatic or biliary disease
* History of tuberculosis
* History of human immunodeficiency virus (HIV)
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Lexicon Pharmaceuticals

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Joel P. Freiman, MD, MPH

Role: STUDY_DIRECTOR

Lexicon Pharmaceuticals, Inc.

Locations

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Lexicon Investigational Site

Gainesville, Florida, United States

Site Status

Lexicon Investigational Site

Orange Park, Florida, United States

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Lexicon Investigational Site

Orlando, Florida, United States

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Lexicon Investigational Site

Tampa, Florida, United States

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Lexicon Investigational Site

Cumberland, Maryland, United States

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Lexicon Investigational Site

Hagerstown, Maryland, United States

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Lexicon Investigational Site

Kalamazoo, Michigan, United States

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Lexicon Investigational Site

Flowood, Mississippi, United States

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Lexicon Investigational Site

Hickory, North Carolina, United States

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Lexicon Investigational Site

Philadelphia, Pennsylvania, United States

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Lexicon Investigational Site

Nashville, Tennessee, United States

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Lexicon Investigational Site

Dallas, Texas, United States

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Lexicon Investigational Site

La Crosse, Wisconsin, United States

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Lexicon Investigational Site

Pleven, , Bulgaria

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Lexicon Investigational Site

Plovdiv, , Bulgaria

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Lexicon Investigational Site

Rousse, , Bulgaria

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Lexicon Investigational Site

Sofia, , Bulgaria

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Veliko Tarnovo, , Bulgaria

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Lexicon Investigational Site

Bruntál, , Czechia

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Hlučín, , Czechia

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Sokolov, , Czechia

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Zlín, , Czechia

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Békéscsaba, , Hungary

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Budapest, , Hungary

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Kecskemét, , Hungary

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Lexicon Investigational Site

Makó, , Hungary

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Lexicon Investigational Site

Sopron, , Hungary

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Veszprém, , Hungary

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Bialystok, , Poland

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Lexicon Investigational Site

Działdowo, , Poland

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Lexicon Investigational Site

Gdynia, , Poland

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Lexicon Investigational Site

Katowice, , Poland

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Lexicon Investigational Site

Lublin, , Poland

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Lexicon Investigational Site

Warsaw, , Poland

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Lexicon Investigational Site

Wroclaw, , Poland

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Lexicon Investigational Site

Włoszczowa, , Poland

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Lexicon Investigational Site

Belgrade, , Serbia

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Lexicon Investigational Site

Niška Banja, , Serbia

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Countries

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United States Bulgaria Czechia Hungary Poland Serbia

Other Identifiers

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LX3305.201, LX2931

Identifier Type: -

Identifier Source: secondary_id

Protocol LX3305.1-201-RA

Identifier Type: -

Identifier Source: org_study_id