Astragalus propinquus "A. propinquus" is listed in the following official Pharmacopeia: Astragalus propinquus Astragalus propinquus (syn. "Astragalus membranaceus", commonly known as Mongolian milkvetch in English and as "huáng qí" (), "běi qí" () or "huáng huā huáng qí" (), in Chinese, is a flowering plant in the family Fabaceae. It is one of the 50 fundamental herbs used in traditional Chinese medicine. It is a perennial plant and it is not listed as being threatened. "A. propinquus" is used in traditional Chinese medicine (TCM). "A. propinquus" is an component in Lectranal, a food supplement used in treatment of seasonal allergic rhinitis, though
Rhinitis medicamentosa Rhinitis medicamentosa Rhinitis medicamentosa (or RM) is a condition of rebound nasal congestion brought on by extended use of topical decongestants (e.g., oxymetazoline, phenylephrine, xylometazoline, and naphazoline nasal sprays) and certain oral medications (e.g., sympathomimetic amines and various 2-imidazolines) that constrict blood vessels in the lining of the nose. The characteristic presentation of RM involves nasal congestion without rhinorrhea, postnasal drip, or sneezing following several days of decongestant use. This condition typically occurs after 5–7 days of use of topical decongestants. Patients often try increasing both the dose and the frequency of nasal sprays upon the onset of RM, worsening