A Clinical Study of Xin'an Medicine in the Treatment of Bi Syndrome

December 17, 2014 updated by: Liu Jian, The First Affiliated Hospital of Anhui University of Traditional Chinese Medicine

Efficacy and Safety of Xinfeng Capsule in the Treatment of Rheumatoid Arthritis (RA):A Randomized, Double-blind, Double-dummy, Multi-center Trial

Bi Syndrome is one of Traditional Chinese Medicine（TCM）name, It means an obstruction in Chinese,and it refers the syndrome characterized by the obstruction of qi and blood in the meridians due to the invasion of external pathogenic wind,cold and dampness, manifested as soreness, pain, numb,etc. Bi Syndrome contains Rheumatoid arthritis(RA). RA is a chronic disease affecting more than 20 million people in the world.It is one of the most common forms of autoimmune disease. Xin'an Medicine is one of Traditional Chinese Medicine which originated from AnHui. Xinfeng Capsule developed according to the Xin'an medicine theory ,and it has long been adopted for treatment of rheumatoid arthritis (RA). The study is aimed to evaluate the effectiveness and safety of Xinfeng Capsule in the treatment of RA.

Study Overview

Status

Status

Indicates the current recruitment status or the expanded access status.
Completed

Conditions

Conditions

The disease, disorder, syndrome, illness, or injury that is being studied. On ClinicalTrials.gov, conditions may also include other health-related issues, such as lifespan, quality of life, and health risks.

Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.

Study Type

Study Type

Describes the nature of a clinical study. Study types include interventional studies (also called clinical trials), observational studies (including patient registries), and expanded access.
Interventional

Enrollment (Actual)

Enrollment

The number of participants in a clinical study. The "anticipated" enrollment is the target number of participants that the researchers need for the study.
304

Phase

Phase

The stage of a clinical trial studying a drug or biological product, based on definitions developed by the U.S. Food and Drug Administration (FDA). The phase is based on the study's objective, the number of participants, and other characteristics. There are five phases: Early Phase 1 (formerly listed as Phase 0), Phase 1, Phase 2, Phase 3, and Phase 4. Not Applicable is used to describe trials without FDA-defined phases, including trials of devices or behavioral interventions.
  • Not Applicable

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

  • China
    • Anhui
      • Bengbu, Anhui, China, 233004
        • the First Affiliated Hospital of Bengbu Medical College
      • Hefei, Anhui, China, 230031
        • The First Affiliated Hospital of Anhui Medical University
      • Wuhu, Anhui, China, 241001
        • Yijishan Hospital of Wannan Medical College

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Eligibility Criteria

The key requirements that people who want to participate in a clinical study must meet or the characteristics they must have. Eligibility criteria consist of both inclusion criteria (which are required for a person to participate in the study) and exclusion criteria (which prevent a person from participating). Types of eligibility criteria include whether a study accepts healthy volunteers, has age or age group requirements, or is limited by sex.

Ages Eligible for Study

18 years to 65 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Diagnosis of RA, classified by American Rheumatism Association 1987 revised criteria.
  • According with the Zheng diagnosis of Traditional Chinese Medicine.
  • age from 18 to 65 years.
  • For patients currently receiving non-steroidal anti-inflammatory drugs (NSAIDs): Treatment at a stable dose during last 4 weeks prior to screening，or Patients do not take NSAIDs at least 1 weeks prior to screening.
  • Patients not taking DMARDs at least 4 weeks prior to screening.
  • Patients taking corticosteroids (≤15mg prednisone or Equivalent) ≥4 weeks before entering the trial.
  • Patients agree to participate in this study and sign the informed consent form.

Exclusion Criteria:

  • Patients have received intra-articular or systemic corticosteroid injection within 4 weeks of screening.
  • Patients have high disease activity (DAS28-3 scores> 5.1).
  • Patients have diagnosed any other chronic inflammatory disease or connective tissue disease like sicca syndrome（SS）, systemic lupus erythematosus (SLE)etc;
  • Patients with sever diseases in Cardiovascular, brain, lung, liver, kidney and hematopoietic system ;
  • Patients who are pregnant or nursing mothers or Psychiatric patients.
  • Patients with active gastroduodenal ulcer or gastritis which caused by long-term use of NSAIDs;
  • The patient who has known hypersensitivity to trial medicine .
  • Patients have participated in other clinical trials within 4 weeks of screening.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: Triple

Arms and Interventions

Participant Group / Arm

Participant Group / Arm

A group or subgroup of participants in a clinical trial that receives a specific intervention/treatment, or no intervention, according to the trial's protocol.
Intervention / Treatment

Intervention / Treatment

A process or action that is the focus of a clinical study. Interventions include drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available. Interventions can also include noninvasive approaches, such as education or modifying diet and exercise.
Experimental: Xinfeng capsule & placebo
  1. Xinfeng capsule:Three each time, 3 times a day, Oral,for 3 months
  2. placebo(for leflunomide): 10 mg each time, 1 time a day, Oral,for3 months
Drug: Xinfeng capsule
Xinfeng capsule:Three each time, 3 times a day, Oral,for 3 months; placebo(for leflunomide):10mg each time, 1 time a day, Oral,for 3 months; Participants will continue on the stable dose of glucocorticoids and NSAIDs that they were receiving prior to study entry
Active Comparator: leflunomide & placebo
  1. leflunomide :10mg each time, one time a day, by mouth,for 3 months
  2. placebo(for xinfeng capsule):Three each time, 3 times a day, Oral,for3 months
Drug: leflunomide
leflunomide :10mg each time, one time a day, Oral,for 3 months; placebo(for xinfeng capsule):Three each time, 3 times a day, Oral,for 3 months; Participants will continue on the stable dose of glucocorticoids and NSAIDs that they were receiving prior to study entry

What is the study measuring?

Primary Outcome Measures

Primary Outcome Measures

In a clinical study's protocol, the planned outcome measure that is the most important for evaluating the effect of an intervention/treatment. Most clinical studies have one primary outcome measure, but some have more than one.
Outcome Measure
Measure Description
Time Frame
ACR20 (American College of Rheumatology (ACR) criteria of 20% improvement in symptoms )
Time Frame: baseline,week4,week8,week12
ACR20 used for evaluating the efficacy of rheumatoid arthritis (RA).
baseline,week4,week8,week12

Secondary Outcome Measures

Secondary Outcome Measures

In a clinical study's protocol, a planned outcome measure that is not as important as the primary outcome measure for evaluating the effect of an intervention but is still of interest. Most clinical studies have more than one secondary outcome measure.
Outcome Measure
Measure Description
Time Frame
ACR50 (American College of Rheumatology (ACR) criteria of 50% improvement in symptoms )
Time Frame: baseline,week4,week8，week12
ACR50 used for evaluating the efficacy of rheumatoid arthritis (RA).
baseline,week4,week8，week12
ACR70 (American College of Rheumatology (ACR) criteria of 70% improvement in symptoms )
Time Frame: baseline,week4,week8，week12
ACR50 used for evaluating the efficacy of rheumatoid arthritis (RA).
baseline,week4,week8，week12
Patterns based on Chinese medicine(CM)symptoms
Time Frame: baseline,week4,week8，week12
baseline,week4,week8，week12
Disease Activity Scale (DAS)28
Time Frame: baseline,week4,week8, week12
baseline,week4,week8, week12
Rheumatoid arthritis (RA) biomarkers
Time Frame: baseline, week12
Rheumatoid arthritis (RA) biomarkers,including rheumatoid factor (RF), erythrocyte sedimentation rate (ESR), C-reactive protein (CRP) ,anti-cyclic citrullinated peptide (anti-CCP) antibodies, IgG、IgA、IgM, d-dimer, the coagulation function tests
baseline, week12
Life Quality Assessment
Time Frame: baseline,week12
Life Quality Assessment,including Health Assessment Questionnaire (HAQ), Self-rating depression scale(SDS), Self-rating anxiety scale(SAS),quality of life Questionnaire with rheumatoid arthritis.
baseline,week12
x-rays of the hands and wrists
Time Frame: baseline,week12
baseline,week12

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Sponsor

The organization or person who initiates the study and who has authority and control over the study.
The First Affiliated Hospital of Anhui University of Traditional Chinese Medicine

Collaborators

Collaborators

An organization other than the sponsor that provides support for a clinical study. This support may include activities related to funding, design, implementation, data analysis, or reporting.
Ministry of Science and Technology of the People´s Republic of China

Investigators

Investigators

A researcher involved in a clinical study. Related terms include site principal investigator, site sub-investigator, study chair, study director, and study principal investigator.
  • Principal Investigator: liu jiu, doctor, The First Affiliated Hospital of Anhui University of Traditional Chinese Medicine

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

Study Start

The actual date on which the first participant was enrolled in a clinical study. The "anticipated" study start date is the date that the researchers think will be the study start date.
July 1, 2013

Primary Completion (Actual)

Primary Completion

The date on which the last participant in a clinical study was examined or received an intervention to collect final data for the primary outcome measure. Whether the clinical study ended according to the protocol or was terminated does not affect this date. For clinical studies with more than one primary outcome measure with different completion dates, this term refers to the date on which data collection is completed for all the primary outcome measures. The "anticipated" primary completion date is the date that the researchers think will be the primary completion date for the study.
June 1, 2014

Study Completion (Actual)

Study Completion

The date on which the last participant in a clinical study was examined or received an intervention/treatment to collect final data for the primary outcome measures, secondary outcome measures, and adverse events (that is, the last participant's last visit). The "anticipated" study completion date is the date that the researchers think will be the study completion date.
August 1, 2014

Study Registration Dates

First Submitted

First Submitted

The date on which the study sponsor or investigator first submitted a study record to ClinicalTrials.gov. There is typically a delay of a few days between the first submitted date and the record's availability on ClinicalTrials.gov (the first posted date).
January 22, 2013

First Submitted That Met QC Criteria

First Submitted That Met QC Criteria

The date on which the study sponsor or investigator first submits a study record that is consistent with National Library of Medicine (NLM) quality control (QC) review criteria. The sponsor or investigator may need to revise and submit a study record one or more times before NLM's QC review criteria are met. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
January 22, 2013

First Posted (Estimate)

First Posted

The date on which the study record was first available on ClinicalTrials.gov after National Library of Medicine (NLM) quality control (QC) review has concluded. There is typically a delay of a few days between the date the study sponsor or investigator submitted the study record and the first posted date.
January 24, 2013

Study Record Updates

Last Update Posted (Estimate)

Last Update Posted

The most recent date on which changes to a study record were made available on ClinicalTrials.gov. There may be a delay between when the changes were submitted to ClinicalTrials.gov by the study's sponsor or investigator (the last update submitted date) and the last update posted date.
December 19, 2014

Last Update Submitted That Met QC Criteria

Last Update Submitted That Met QC Criteria

The most recent date on which the study sponsor or investigator submitted changes to a study record that are consistent with National Library of Medicine (NLM) quality control (QC) review criteria. It is the responsibility of the sponsor or investigator to ensure that the study record is consistent with the NLM QC review criteria.
December 17, 2014

Last Verified

Last Verified

The most recent date on which the study sponsor or investigator confirmed the information about a clinical study on ClinicalTrials.gov as accurate and current. If a study with a recruitment status of recruiting; not yet recruiting; or active, not recruiting has not been confirmed within the past 2 years, the study's recruitment status is shown as unknown.
December 1, 2014

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

Other Study ID Numbers

Identifiers or ID numbers other than the NCT number that are assigned to a clinical study by the study's sponsor, funders, or others. These numbers may include unique identifiers from other trial registries and National Institutes of Health grant numbers.
  • 2012BAI26B02

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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