The efficacy and function of Polygonum aviculare

Polygonum snail is a kind of traditional Chinese medicine and is very helpful for many diseases. Let us briefly introduce the Polygonum snail below.

[Source] Medicinal material source: The shells of the oyster shells of the Muricidae family.

[Original morphology] 1. The shell of the oyster snail is diamond-shaped, hard and thick, with a general shell height of about 31mm and a width of 20mm. The larger ones are 33mm high and 21mm wide. The spiral part is short, with about 6 whorls, and the suture line is shallow groove-shaped. The shell is pointed and smooth. The upper part of the body whorl is swollen and the base is shrunk, forming a slightly tapering shape at both ends of the body. The shell surface is yellowish white or blue-gray, with gray-brown or brown irregular longitudinal stripes, mixed with purple-brown spots, each whorl has spiral ribs, and there are fine ribs between the ribs. The shell surface in the middle of each whorl and the upper part of the body whorl is concave, forming an arc surface. The shell opening is oblong, light yellow inside with brown markings and ribs. The outer lip is thin with many folds on the edge; the inner lip is slightly thinner at the back and thickened at the front, with a shallow umbilicus and only a small depression remaining. The anterior groove is short and is a small notch. Operculum horny, brown.

[Habitat distribution] Ecological environment: 1. It lives on the rocky seabed between the intertidal and low tide lines about 1.5m, or on the muddy and sandy seabed with attachments near the estuary. It is dioecious and spawns from April to October. The egg sheath is tubular, yellow, and contains 40-250 eggs. Eggs are laid more than once. It is carnivorous and is one of the main enemies of oyster farming.

[Properties] Identification of properties (1) The shell of the oyster snail is small, nearly diamond-shaped, with pointed ends, the surface is bluish-gray with a slight white tint, with irregular fine ribs in gray-brown or brown, the shell opening is oblong, the inside is light yellow, with brown-yellow spots and ribs. It has a faint smell and tastes slightly salty.

[Chemical composition] 1. The shell of the warty litchi snail contains trace elements such as manganese iron, cobalt, nickel, copper, zinc, cadmium, strontium, and contains meso-α-iminodipropionic acid, D-α-iminopropioacetic acid, volatile compounds such as acetone, hydrogen sulfide, methyl mercaptan, dimethyl sulfide, dimethyl disulfide, tyriverdin A, B, and tyian purple.

[Pharmacological action] Oyster snail contains β,β-di-methylacryloylcholine and acryloylcholine. The former can excite the carotid sinus receptors, stimulate respiration and excite the sympathetic ganglia, and also have the effect of hindering neuromuscular conduction. The latter has neuromuscular transmission properties and shows nicotine effects.

【Nature and flavor】 Salty; neutral

【Functions and indications】 Softens the kidney and dissipates stagnation; clears away heat and detoxifies. Tuberculosis of main lymph nodes; ulcer

[Usage and Dosage] For oral use: decoction, 10-25g. For external use: apply appropriate amount and mix with calcined ash.

【Excerpt】 Chinese Materia Medica

The article introduces the effects and functions of Polygonum snail in detail. We hope that everyone can remember its common effects, which will help us to use Polygonum snail correctly in our lives. Polygonum snail can effectively improve our physical fitness and is very beneficial for improving our body's immunity.