In the treatment of cancer, prolapse of the uterus or anus, abscesses and chronic ulcers, chronic nephritis with oedema, proteinuria, can increase the production of interferon and macrophages and thus help restore normal immune function in cancer patients (root)
Reference
Castillo C. Valencia I. Reyes G. Hong E. [An analysis of the antihypertensive properties of 3-nitropropionic acid. a compound from plants in the genus Astragalus]. Arch Inst Cardiol Mex1993 Jan-Feb;63(1):11-6.