This product is the dried whole plant of Lycopodium japonicum (Lycopodium japonicum Thunb.). Mainly produced in Northeast, North, Central and Southwest China. Harvest in summer and autumn when the stems and leaves are in full bloom, remove impurities and dry in the sun. Cut into sections and used raw.

L.centro-chinense Ching, downy groundcherry fruit or herb (L.cernuum L.) are also used as Common Clubmoss Herb.

[Character]

Perennial herbs. The stolons are spreading and the branches have sparse leaves. The upright stem is 15-30 cm high and branched; the vegetative branches are multi-branched and have dense leaves, needle-shaped, 3-4 mm long, with a long awn-like tail that is easy to fall off at the tip; the spore branches grow from the second and third years. Grows on the vegetative branch, far higher than the vegetative branch, with sparse leaves; sporangium spikes are 2.5 to 5 cm long, stalked, usually 2 to 6 are born in the upper part of the spore branch; sporophylls are oval and triangular, with an acute and pointed apex. It has a pointed tail and irregular serrated edges. The sporangium is kidney-shaped, light yellowish brown, and the spores are homogeneous. The spores mature between July and August. Born in the shade of sparse woods.

bitter and acrid, warm.

1. Bencao Shiyi: bitter and acrid, warm, nontoxic.
2. Bencao Qiuyuan ): sweet and astrigent, neutral.
3. Sichuan Chinese Materia Medica: act on liver, spleen and kidney channels.

[Efficacy]

dispelling wind dispels cold, removes dampness and reduces swelling, relaxes muscles and activates blood circulation.

[Indications]

1. wind-cold-dampness impediment, soft and numb limbs. This product is pungent, bitter, dry, warm, and can dispel wind-dampness. It enters the liver and is especially good at unblocking the meridians. To treat wind-cold-dampness impediment, joint pain, and difficulty in flexion and extension, it can be used with Notopterygium, Pubescent Angelica, Cinnamon Twig, Peony Root and other combinations of medicinals; if the limbs are weak and numb of skin, it should be combined with Knotty Pine Wood, Xun Gu Feng, Chinese Clematis Root Equivalent.
2. Injury. This product, Xin Neng Xing Powder, is used to relax sinew and activating collaterals, subduing swelling to relieve pain, and treats bruises, bruises and pain. It is often used with Sappan Wood and Ground Beetle, Carthamus, Peach Kernel and other invigorating the blood to unblock collaterals medicines, which can be taken orally or washed out.

[Documentation]

1. Bencao Shiyi: "The Lord has been suffering from migratory impediment for a long time, with pain and coldness in the ankles and knees, rough skin, and weak strength."
2. Diannan Bencao: "lowering qi, eliminate the stuffiness and fullness in the chest, push away the food stored in the stomach, and eliminate the long-term accumulation of edema in the abdomen. "
3. Shengcao Yaoxing Beiyao: "Reduce swelling, In addition to wind-dampness, it can be used to relieve sinew and activating collaterals. It can cure qi knot pain, injury, incised wound internal damage, remove phlegm and relieve cough. "
4. "Zhejiang Folk Herbal Medicine": "Relax muscles, reduce inflammation. Treat joints. Soreness, band-like vesicle. "
5. "Manual of Chinese Herbal Medicine Commonly Used in Northeast China": "Relaxing muscles and activating blood circulation, dispelling wind, dispelling cold, and relieving pain. Treats soreness in waist and legs, wind-dampness, swelling and pain of joints, and menstrual irregularities."
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[Usage and Dosage]

Decoction, 3 to 12g; or soak in wine. For external use, pound appropriate amount for application.

[Precaution]

1. Sichuan Chinese Materia Medica: "Pregnant women and those with excessive bleeding should not take it."
2. Common Clubmoss Herb has been reported to cause contact dermatitis.

[Modern Pharmacology]

This product contains alkaloids such as lycoposonine and lycosonine, terpenoids such as lycotriol and lycoposonine, sterols such as β-sitosterol, vanillic acid, ferula acid, etc.

1. Lycopodium water infusion has a cooling effect on rabbits with fever caused by subcutaneous injection of subtilis extract; its active ingredients are lycopodium, lycopodium, and lycopodium. The latter two are more toxic than lycopodium. weak.
2. An appropriate dose of lycopodium can increase the blood pressure of anesthetized cats. It has also been reported that intravenous injection of 30 mg/kg can cause the blood pressure of anesthetized cats and rabbits to plummet; at this time, it has no effect on breathing. The poisonous dose can increase the animal's respiratory amplitude and reduce the frequency. .
3. It can enhance the contractility of frog heart, but weaken the contractility of rabbit heart at 1:50000~400000, with no change in contraction frequency and electrocardiogram.
4. 1: 12500~50000 has an stimulating effect on the isolated small intestine of rats and pecking mice, and the peristalsis of the isolated small intestine of rabbits is also enhanced.
5. It has a stimulant effect on rabbits, rats and guinea pig uterus.
6. It has a cooling effect on rabbits when injected intravenously at 30 to 50 mg/kg.
7. It has no effect on rabbit blood sugar, pupils, and peripheral red blood cell count.
8. Has no antibacterial or antimalarial effects.
9. The LD50 for intravenous injection in mice is 27.58±1.16 mg/kg, and for intraperitoneal injection is 78 mg/kg. Symptoms of poisoning include excessive activity, tonic and clonic spasms, paralysis, asphyxia, etc.; poisoning in rabbits The symptoms are similar.
10. Injecting 50 to 200 mg/kg into the frog lymph sac can cause uncoordinated muscle movements, paralysis, etc.
11. Toxicity dose of lycolythosonine: 0.05 g/kg for cats, 0.1-0.2 g/kg for rabbits and rats.
12. Some people report that Lycopodium has the effect of diuresis and increasing uric acid excretion, and it can also relieve spastic urinary retention and constipation in children.

[Modern Application]

Use 3g each of Common Clubmoss Herb, garden balsam, and Carthamus, decocted with water to soak the hands and feet for 30 to 40 minutes, 3 times a day, to treat 67 cases of hand and foot spasm due to sequelae of cerebrovascular accidents. After 2 months, 35 cases were markedly effective, and 29 cases were improved ( Journal of Traditional Chinese Medicine ,1989,2:15).

[Selection of Prescriptions]

1. To treat migratory impediment and muscle discomfort: Kuanjin Teng, take three to one liang each time, decoct it and take it. ("Lingnan Medicine Collection")
2. To treat sore joints: Lycopodium three qian, Giant Knotweed root five qian, and sargentgloryvine stem three qian. Decocted with water. ("Commonly Used Herbal Medicines in Zhejiang")
3. To treat sore joints and paralysis of hands and feet: Common Clubmoss Herb 1 tael, Luffa Vegetable Sponge 5 qian, chinese star jasmine stem 5 qian, and Huoxue 3 qian. Decoction with half and half of water and wine. (Jiangxi "Chinese Herbal Medicine")
4. Treatment of sequelae of poliomyelitis: Fengwei Shenjin, oriental bittersweet root, Knotty Pine Wood, Xugufeng each cost five qian, Chinese Clematis Root three qian, India Madder Root two qian, Japan Pollia five points. Decoct and take. (Jiangxi "Chinese Herbal Medicine")
5. Eliminate edema: common club moss is 5 cents (grind into fine powder), chaff is 1 cent and 5 cents (forged with fire), Areca Seed is 1 cent. Areca Seed, bran gourd simmering soup and common club moss powder are eaten to relieve diarrhea. Those with strong qi should use it, those with weak qi should avoid it. ( Diannan Bencao )
6. Treatment of banded vesicle: Grind Lycopodium (roasted) into powder, mix green oil or Sesame Oil into a paste, apply to the affected area several times a day. ("Commonly Used Herbal Medicines in Zhejiang Folklore")