1 dram of the Alchemical preparation of the root of Umckaloabo.
Active constituents are thought to be coumarins; hydrolysable tannins such as catechin, gallocatechin, gallic acid and other polyphenols; and proanthocyanidins. For bronchitis and other respiratory disorders, Umckaloabo is believed to have antimicrobial and immunostimulatory effects. Umckaloabo is used orally for treating respiratory infections such as bronchitis, pharyngitis, the common cold, tonsilitis, sinusitis, pharyngitis, and tonsillopharyngitis. It is also used for tuberculosis, herpes, gonorrhea, diarrhea, and dysentery