Cat's eye

Cat's eye

(Hebei Traditional Chinese medicine manual)

[synonym] Maoeryan (Chinese medicine plant Atlas), bowl flower, bowl tree and bowl (Hebei Traditional Chinese medicine manual).

[source] it is the whole plant of Euphorbiaceae.

[plant morphology] Maoyan grass, also known as Euphorbia auriculata and Maoyan grass.

Perennial herbs, more than 30 cm high. Stem thin and round, from the base part of the branch, containing white milk. Leaf blade linear, about 3 cm long, less than 3 mm wide, apex slightly pointed or obtuse, base tapering into an inconspicuous short stalk, entire. Cyme terminal; branching 3 times; bracts ovate triangular or broad triangular, involucre 2, round; ovary 3-locular, style 3, separated, apex 2-lobed. Capsule triangular globose, ca. 2 mm in diam., surface yellow. Seeds oblong ovate, yellow.

It grows on the hillside and beside the road. Distributed in Hebei, Inner Mongolia, Shanxi, Xinjiang, northeast and other places.

[chemical constituents] the stems and leaves contain flavonoid glycosides, sterols, volatile oil, phenols, organic acids, amino acids and waxes. Ambrosin I-VI was isolated from aerial parts, and ambrosin V and VI were also isolated from seeds.

[pharmacological effects] 1. Antitussive, expectorant and antiasthmatic effects

The above ground part of Euphorbia auriculata suggests that flavonoid glycosides have antitussive effect on ammonia induced cough in mice, and phenol red method in mice also has expectorant effect, but it has no preventive effect on histamine induced asthma in guinea pigs.

② Antibacterial action

In vitro, alcohol extract (1:1000) and water decoction (1:300) had inhibitory effect on tubercle bacillus. According to cloud, it also had inhibitory effect on Diplococcus pneumoniae, Streptococcus A, Catacoccus and influenza bacillus.

[flavor] slightly cold, bitter and poisonous.

Functions and indications: expectorant, antitussive, antiasthmatic, detoxification and antipruritic.

[formula selection] ① for the treatment of cervical lymph node tuberculosis, it has been broken into a tube: the herb of cat's eye is boiled into a paste, and an appropriate amount of it is applied to the affected area. (Hebei Traditional Chinese medicine manual)

② Treatment of tinea itching: Maoyan grass research powder, sesame oil or peanut oil, lard transfer applied to the affected area. (Hebei Traditional Chinese medicine manual)

[clinical application] treatment of chronic tracheitis

Dosage form and usage: one tablet: each tablet contains 0.25g of Maoyan crude drug, 6 tablets each time, 3 times a day, 20 days as a course of treatment; or with Maoyan (root), Tinglizi, Shashen and other sub grinding, without adjuvant, made into 0.5g tablets. Four tablets each time, three times a day, 10 days as a course of treatment, the interval of treatment was 7-10 days. Two injections: 30% and 80% injections were intramuscularly injected 4 ml once a day, 10 days as a course of treatment, with an interval of 5-7 days; 50% injections were intramuscularly injected 2 ml once a day, 15 days as a course of treatment, with an interval of 10 days. Curative effect: through clinical observation of 545 cases, the short-term control rate of various dosage forms was 72.7% for single tablet, 68.9% for compound tablet and 20-62% for injection. Side effects: dizziness, nausea, vomiting, drowsiness and appetite discomfort occurred in individual patients after medication, which did not affect the continued treatment.