Efficacy of Chinese Herbal Medicine Qing Re Huo Xue in Patients With Rheumatoid Arthritis

Inclusion Criteria: 1. Subject has had a confirmed diagnosis of rheumatoid arthritis according to 2010 ACR/EULAR RA classification criteria. 2. Subject has a DAS28 CRP disease activity score of \>3.2 at screening. 3. Subject also experienced the following signs and symptoms: swelling, joint pain, and heat in the joints. 4. Subject has had no prior exposure to oral glucocorticoids at a daily dose greater than 10 mg or to any biologic agents. 5. Subject may has had previous exposure to nonsteroidal anti-inflammatory drugs (NSAIDs) prior to screening and must be on stable dose. Exclusion Criteria: 1. History or presence of a clinically significant medical disorder other than RA that, in the opinion of the investigator and medical monitor, would pose a risk to subject safety or interfere with the study evaluation, procedures, or completion. 2. Subject has inflammatory, rheumatological disorders other than RA, where arthritis may be a prominent feature. 3. Subject has received treatment with the prohibited therapies listed in the protocol, or changes to those treatments, within the prescribed timeframe. 4. Pregnant or nursing an infant or with a life partner who is pregnant, nursing, or planning to become pregnant.