Alias Jinbei Yinzhan, Jinzhan Yinpen, and cecum grass.

The basic source of medicinal materials is the whole plant of Bidens bipinnata in Compositae.

Sweet in nature; Slightly bitter; gender equality

Meridian and Lung and Bladder Meridian

The efficacy of clearing away heat and toxic materials; Eliminating dampness and yellowing.

Indications for treating colds and fever; Rheumatalgia; Damp-heat jaundice; Carbuncle, swelling, sore, furuncle.

Usage and dosage: decocted, 15-30g.

Clinical application The researchers of Cancer and Hematology Research Center of campinas University extracted the effective substances from this grass and carried out experiments on five kinds of cancer cells, such as prostate cancer, ovarian cancer and breast cancer. In all experiments, Bidens bipinnata extract can prevent the growth of cancer cells.

Efficacy classification: clearing away heat and toxic materials; Medicine for promoting diuresis and eliminating jaundice

Harvesting and storing, harvesting in summer and autumn, cutting and drying.

Identification of raw medicinal materials The dried medicinal materials are in strips. Stems obtuse quadrangular. Lower leaves 3-lobed or undivided; The middle leaves are stipitate, ternate, 3-foliolate, ovoid or ovoid, with acute apex, nearly round or broadly wedge-shaped base, asymmetrical edges and serrations. There are 5-7 tongue-shaped flowers on the edge of the head. The tongue is oval and obovate, with a length of 5-8mm and a width of 3-5mm, yellow and white, and the top is obtuse or notched. Slight breath and bitter taste.

Dose decoction