Crataegus monogyna, “Hawthorn” or “Common hawthorn” in English and “Aubépine” in French, belongs to the Rosaceae botanical family.
It is a shrub or small tree, native to Europe and now also found in several parts of Asia and Africa.
The drug is made with the leaf and flower. It is used against incipient cardiac insufficiency, especially coronary insufficiency, and for mild cardiac muscular insufficiency.
The main constituents are oligomeric procyanidins (procyanidin B1), many flavonoids (hyperoside in the flowers, vitexine rhamnoside and acetyl rhamnoside in the leaves), glycosylflavones. Also amines, catechols, phenolcarboxylic acids, triterpene acids, sterols, amines and purines.