Skip to main content
An official website of the United States government
Government Funding Lapse
Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

Radix Angelicae sinensis/Radix Astragali herbal supplement

A traditional Chinese medicine comprising of Radix Angelicae Sinensis (RAS) and Radix Astragali (RA), with potential anti-inflammatory, immunostimulatory, neuroprotective, anti-hepatotoxic and antineoplastic activities. The main chemical constituents of RAS include ferulic acid, Z-ligustilide, butylidenephthalide and various polysaccharides. RA is the dried root of Astragalus membranaceus with primary constituents such polysaccharides, triterpenoids as well as isoflavones. Though their mechanisms of action remain largely elusive, Radix Angelicae Sinensis/Radix Astragali herbal supplements are commonly used for the treatment of various health conditions affecting women including premenstrual syndrome, dysmenorrhea, pelvic pain, recovery from childbirth and menopausal symptoms. These agents are also used for alleviating constipation, preventing and treating anemia and allergic attacks, and for the management of hypertension, joint pain and ulcers.
Synonym:Danggui Buxue Decoction No.1
Abbreviation:DB1
Search NCI's Drug Dictionary