Haifengteng

(New materia medica)

[synonym] fengteng and bayanxiang (records of traditional Chinese Medicine).

[source] it is the stem of Trichosanthes kirilowii.

[plant morphology] qinglouteng

Evergreen climbing vine with special aroma. Stem gray, slightly flat, jointed, with longitudinal furrow on the surface; branches usually bifurcate, with adventitious roots at the joints. The leaf blade is narrow ovate to ovate, 5-8.5 cm long and 2.8-4.5 cm wide. The apex is long sharp or cusp, the base is round, entire, slightly thick, dark green on the top, light green on the bottom, often scattered with white soft hairs, 5-7 veins. Spikes on shoot, opposite to leaves, 2-8 cm long, 2.5-3 mm in diameter, pendulous; flowers unisexual, dioecious; without perianth, bracts shield shaped; stamens 3, rarely 2, anthers 2-locular; pistil 1, ovary superior, 1-locular. Berries 3-4 mm in diam., red when ripe. The flowering period is from May to June. The fruit period is from August to September.

In the woods of the coast or deep mountains. It is distributed in Zhejiang, Fujian, Guangdong and Taiwan.

[collection] from August to October, the vine stems were cut, the roots and leaves were removed, and dried in the sun.

[medicinal material] the stem of the dried vine is long cylindrical and flat, slightly curved, 15-60 cm long and 3-7 mm in diameter. Rough surface, grayish brown or brown, with longitudinal texture. The internodes were 4.5-9 cm long, and the adventitious roots were different in length. In the cross section, the phloem is narrow, and the xylem and rays are arranged alternately and radially. The xylem is grayish yellow with many small holes, and the rays are grayish white. There are small holes at the junction of xylem and phloem, so there are small holes in the edge of the cross section, forming a ring, and grayish brown pith in the center. It is light and brittle. It is fibrous when broken. It is fragrant and pungent. It is better to have strong, uniform and fragrant stems.

It is mainly produced in Fujian, Zhejiang and Taiwan.

In Zhejiang, Fujian, Hunan and other places, the stems of shanshao are still used as sea breeze vines.

[chemical constituents] the stems and leaves contain celastrol, celastrone, celastroquinol and celastrolamide, among which celastrol has the highest content, and has anti-tumor effect. In addition, it also contains β - sitosterol, stigmasterol and volatile oil. The main components of volatile oil are α - pinene, β - pinene, limonene, sabinene, camphene and isoether.

[processing] soak the original medicine in water for 30-60 minutes, take it out and moisten it for 16-24 hours, slice it and dry it in the sun.

[taste] hard work, mild temperature. "Records of traditional Chinese medicine": "pungent, slightly warm. "

[Guijing] Bencao Zaixin: "entering the heart and kidney meridians. "

Functions and indications: dispelling wind and dampness, dredging meridians and collaterals, regulating qi. It is used to treat wind cold dampness, joint pain, tendon contracture, traumatic injury, asthma and long cough.

① "Bencao Zaixin" says: "it can regulate the channels and collaterals, harmonize the blood vessels, widen the middle and regulate qi, remove dampness and wind, regulate waist and foot Qi, treat hernia, and stabilize the fetus. "

② "Zhejiang traditional Chinese medicine manual": "Xuanbi, Huashi, Tongluo Shujin. Treatment of leg and knee paralysis, joint pain. "

[usage and dosage] oral administration: decoct soup, 2-5 yuan; or soak in wine.

[formula selection] 1. Treatment of traumatic injuries: haifengteng, haifengteng, haifengteng, shanfengteng, hongdingteng and diwugui. Wine making clothes. (records of Sichuan Traditional Chinese Medicine)

② Treatment of bronchial asthma, bronchitis: haifengteng, zhuidifeng each two. Soak in Baijiu for a week. Take it twice a day, 10ml each time, on an empty stomach in the morning and evening. Do not heat the clothes, otherwise it will be invalid. Do not take it for heart patients or pregnant women. Do not take it for cold or menstrual period. (selected works of the whole exhibition: Internal Medicine)