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Zhoster laxative (buckthorn laxative) - rhaminus cathartica l.

Family Krushinovye - Rhamnaceae

Жостер слабительный (крушина слабительная) Жостер слабительный (крушина слабительная)

Botanical characteristics. Strongly branched, spreading shrub or small tree with a twisted trunk, covered with almost black rough cracked and peeling bark. The branches are opposite, almost always ending with spines of stem origin. Annual shoots are covered with yellowish-gray bark. The leaves are opposite, rarely alternate. On plants that are already with fruits, the leaves are collected in bunches, bright green above, lighter bare or finely pubescent below, in shape - from elliptical to rounded with a pointed or blunt tip. The flowers are white. The fruit is a globular drupe, bluish-black, shiny. It flowers in May -June, the fruits ripen in August -September, they stay on the plant for a long time.

Spread. It grows in the southern regions of the European part of the country, in Western Siberia, in some places of Central Asia. It prefers dry edges of deciduous and mixed forests, southern slopes of hills and river banks.

Used plant parts. Medicinal raw materials are fruits, leaves, bark, flowers, less stems, collected in the usual way.

Chemical composition. Fruits contain carbohydrates and related compounds, organic acids, anthraquinones: glucofrangulin, frangulin, emodin, sisters; flavonoids: ramnocitrin, xanthanamine, ramnetin, kaempferol, quercetin.

The cortex contains carbohydrates, organic acids, essential oil, carotenoids, alkaloids, tannins, flavonoids, aromatics, anthraquinones: chrysophanol, franguroemodin, frangulozide, frameacartin; higher fatty acids. Leaves contain vitamins; seeds - fatty oil.

Application. The fruits are included in the domestic pharmacopoeia. Broth fruits - a laxative. The fruits are part of a laxative tea, complex charges for the treatment of chronic, atonic and spastic constipation, rectal fissures, and collection for the preparation of medicine Zrenka, which is used as an antitumor agent.

In medical practice, decoction and infusion of fruits are used for violations of intestinal motility, in women - in menopause.

In the experiment, the extracts of Zhoster exhibit antibacterial activity against bacteria that cause decay, as well as phytopathogenic (pathogenic) bacteria. Fruits have a pronounced laxative effect with a long latent period; collection - with chamomile flowers, valerian root and corn silk, enhances intestinal motility, reduces fermentation and putrefactive processes, has a disinfecting, anti-inflammatory and analgesic effect.

In folk medicine, a decoction of branches, leaves and fruits is used in gastric ulcer, ascites, gout, hypoacid gastritis, respiratory infections, hemorrhoids, intestinal atony, chronic habitual constipation, as an astringent, in chronic skin diseases, as wound healing; alcohol tincture - with rheumatism; Fresh juice is a potent laxative and diuretic.


  • For broth, take 10 g of fruit, pour 200 ml of boiling water, insist on a boiling water bath for 30 minutes, cool for 10 minutes without removing it from the bath, filter. Take 1/3 cup at night.
  • For an infusion, 15 g of leaves are poured over 200 ml of boiling water, insisted on a water bath for 15 minutes, cooled for 45 minutes, filtered. Take 1/3 cup at night.
  • Tincture of the fruit is prepared in 70% alcohol at the rate of 1: 5, insist in a dark place for 10 days. Take 40 drops at night.

Contraindications. Not recommended for diarrhea.