Corydalis yanhusuo W T Wang Fam Papaveraceae

YAN HU SUO

Corydalis yanhusuo W. T. Wang (Fam. Papaveraceae) I. Whole plant with flower; 2. Flower; 3. Upper petal english name hawthorn fruit part used dried ripe fruit

Fructus Crataegi is produced chiefly in the provinces of Henan, Jiangsu, Zhejiang, Anhui, Hubei, Guizhou, and Guangdong. It is collected in autumn and winter, dried in sunlight, and used unprepared or stir-baked.

dosage and administration ioβ€”30 g, decocted in water for an oral dose; 10β€”15 g, if used as powder. The stir-baked Fructus Crataegi is used for indigestion and Blood Stasis. The unprepared herb is used for hypertension and coronary heart disease.

precautions

None noted.

flavor, property, and channel tropism

Sour and sweet in flavor, slightly warm in property, acts on the Spleen, Stomach, and Liver channels.

functions

Promotes digestion, activates blood circulation, and resolves Blood Stasis.

clinical use and major combinations

For stagnation of food or excessive intake of greasy food, it is used alone or with Massa Fermen-tata Medicinalis (Shen Qu) and Fructus Hordei Germinatus (Mai Ya). In cases of simultaneous distension and pain in the epigastrium, it is used with Radix Aucklandiae (Mu Xiang) and Fructus Aurantii (Zhi Qiao).

For diarrhea due to improper or excessive food intake, stir-baked Fructus Crataegi is ground into a powder and mixed with water for an oral dose.

For postpartum abdominal pain and leukorrhea due to Blood Stasis, it is used with Radix Angelicae Sinensis (Dang Gui), Rhizoma Ligustici Chuan-xiong (Chuan Xiong), and Herba Leonuri (Yi Mu Cao).

For colic in the lower abdomen, it is used with Fructus Foeniculi (Xiao Hui Xiang) and Semen Citri Reticulatae (Ju He).

Also used in treating hypertension and coronary heart disease.

Crataegus pinnatifida Bge. var. major N. E. Br. or Crataegus pinnatifida Bge. (Fam. Rosaceae)

SHAN ZHA

SHAN ZHA

Crataegus pinnatifida Bge. var. major N. E. Br. (Fam. Rosaceae)

I. Branch with fruit; 2. Flower

Crataegus pinnatifida Bge. var. major N. E. Br. (Fam. Rosaceae)

I. Branch with fruit; 2. Flower pharmaceutical name dosage and administration

3 β€”10 g, decocted in a standard water decoction, or in pill or powder form.

Periostracum Cicadae english name cicada slough precautions

None noted.

part used slough

Periostracum Cicadae is the slough of Cryptotym-pana pustulata Fabricius (Fam. Cicadidae) dropped off the nymph during emergence. It is produced in most parts of China, collected in summer and autumn, and dried in sunlight.

flavor, property, and channel tropism

Sweet in flavor, cold in property, acts on the Lung and Liver channels.

functions

Disperses Wind Heat, promotes rash eruption, clears corneal opacity, and alleviates spasm.

clinical use and major combinations

For invasion of Wind Heat and febrile diseases at the initial stage with fever and headache, it is used with Flos Chrysanthemi Morifolii (Ju Hua), Fructus Arctii (Niu Bang Zi), Radix Platycodi (Jie Geng), or Semen Sterculiae Lychnophorae (Pang Da Hai).

For measles at the initial stage with incomplete eruption of rash, it is used with Fructus Arctii (Niu Bang Zi) and Radix Puerariae (Ge Gen). For rubella and itching due to Wind Heat, it is used with Fructus Tribuli Terrestris (Ji Li) and Herba Schizonepetae Tenuifolia (Jing Jie).

For inflammation of the eyes with formation of corneal opacity due to Excess Wind Heat in the Liver channel, it is used with Flos Chrysanthemi Morifolii (Ju Hua) and Herba Equiseti Hiemalis (Mu Zei) in "The Cicadae-Chrysanthemi Powder" (Chan Hua San).

For convulsion and tetanus due to Excess Wind Heat in the Liver channel, it is used alone or with Scorpio (Quan Xie), Bombyx Batryticatus (Jiang Can), and Ramulus Uncariae Cum Uncis (Gou Teng).

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