Poria cocos alias: Poria cocos, Poria cocos peel and Poria cocos block.

Sexual taste: sweet, light and flat.

Meridian tropism: heart, lung, spleen and kidney.

Medicinal parts: dry sclerotia of fungi.

Morphological characteristics: spherical, oval, oblate or irregular masses of different sizes. The outer skin is thin and rough, brown to dark brown, with obvious shrinkage texture. Heavy, solid, granular in cross-section, partially cracked, light brown outside, white inside, a few reddish, and some with loose roots in the middle. No peculiar smell, light taste, and sticky teeth when chewing.

Usage and dosage of Poria cocos: 10 ~ 15g.

Processing: take Poria cocos, soak it, wash it, moisten it, steam it slightly, peel it in time, cut it into pieces or thick pieces, and dry it in the sun.

Efficacy of poria cocos: diuresis and dampness, spleen and heart.

Indications: It is used for edema, oliguria, dizziness due to phlegm, anorexia due to spleen deficiency, diarrhea in loose stool, anxiety, palpitation and insomnia.

Action: 1, lower blood sugar.

Poria cocos can lower blood sugar. For people with hyperglycemia, Poria cocos has certain cancers such as gastric cancer, liver cancer, nasopharyngeal cancer, tongue cancer, breast cancer, bladder cancer, lung cancer, ulcerative melanoma and so on. It belongs to spleen deficiency and dampness, phlegm, damp-heat and blood stasis.

5, qi and spleen

Chinese medicine believes that Poria cocos can be used for diarrhea due to spleen deficiency. Poria cocos can not only strengthen the spleen, but also ooze moisture. For diarrhea and leukorrhagia caused by spleen deficiency, Poria has the effect of treating both the symptoms and root causes, and is often used with Dangshen, Atractylodes macrocephala and Yam. It can also be used as an auxiliary drug for tonifying lung and spleen and treating qi deficiency.

6, the influence on the blood system

Poria cocos can accelerate the recovery of leukopenia, increase the red blood cells of healthy people by about 25% in vitro, and effectively delay the depletion of blood cells during incubation. The experiment shows that Poria cocos can significantly increase plasma corticosterone in mice.

7, diuretic effect

Poria cocos is used for dysuria and edema. Poria cocos has the function of promoting diuresis and eliminating dampness, but it is mild in nature, promoting diuresis without damaging vital qi, and is an important drug for promoting diuresis and eliminating dampness. All the symptoms of dysuria and stagnant water and dampness, regardless of cold and dampness, damp and heat, or spleen deficiency and dampness accumulation, can be used together. For cold and dampness, it can be combined with Guizhi and Baizhu. For damp-heat, it can be combined with Polyporus and Alisma orientalis. For spleen-qi deficiency, it can be combined with Dangshen, Huangqi and Atractylodes macrocephala. For deficiency cold, it can also be used with aconite and Atractylodes macrocephala.

8, antibacterial effect

Poria cocos decoction 100% plate drilling method has inhibitory effect on Staphylococcus aureus, Escherichia coli and Proteus.

9, the influence on the digestive system

Poria cocos has a direct relaxing effect on isolated intestine of rabbits, a preventive effect on ulcer caused by pyloric ligation in rats, and can reduce gastric acid. In addition, it has obvious protective effect on liver injury induced by carbon tetrachloride in rats, significantly reducing the activity of alanine aminotransferase and preventing hepatocyte necrosis.

10, the influence on the central nervous system.

Fuling decoction has sedative effect. Synergistic effect of poria cocos and pentobarbital sodium. Fuling decoction (10g/kg) failed to significantly prolong the anesthesia time of pentobarbital sodium. When the dose was 40g/kg, the anesthesia time was significantly longer than that of the control group, and the sedation index increased with the increase of dose. This synergistic effect may be caused by their central inhibition, and may also hinder the decomposition and excretion of pentobarbital, leading to prolonged anesthesia time.

1 1, phlegm therapy

Poria cocos is used for cough due to phlegm retention, phlegm dampness entering collaterals, and shoulder and back pain. Poria cocos has a therapeutic effect on spleen deficiency, which can not transport water and dampness, stop aggregation and produce phlegm. Pinellia ternata and Chenpi can be used together, or together with Guizhi and Atractylodis Rhizoma. For phlegm-dampness entering collaterals, sore shoulder and backache, it can be combined with Banxia and Fructus Aurantii.

The taboo of Poria cocos is 1, which is not suitable for people with dry mouth and throat.

2, the elderly kidney deficiency, excessive urination, frequent urination and nocturnal emission should be used with caution.

The compatibility of Poria cocos is 1, and the leakage is white and turbid: one or two of white salt (and building a tight economy, one fire poison a day), one or two of white Poria cocos and yam. For the end, jujube honey pills are big. Take 30 capsules of jujube soup each time. Cover the sweet and help the salty, and have both spleen and kidney. ("direct direction")

2, edema after epilepsy: after epilepsy in children, blood gas is weak, heat is on the skin, and the body is swollen. Rhizoma Osmundae, Semen Kwai, Radix Gentianae, Poria, Radix Peucedani, etc. It's a tie and you're last. One yuan each time, decocted in water. ("Sheng Ji Zong Lu")

3, kidney deficiency and white turbidity: cistanche deserticola, velvet antler, yam, poria cocos and so on. In the end, the rice paste pills are big, and each time you eat 30 pills of jujube soup. ("Sheng Ji Zong Lu")

The prescription of Poria cocos is 1. Treating heatstroke, sweating after sweating, restless stomach, insomnia, pulse floating, dysuria, and quenching thirst with slight heat: Polyporus umbellatus (peeled) 18 baht, Alisma orientalis 126 baht, Atractylodis Macrocephalae 18 baht, Poria cocos 18 baht, Cinnamomum cassia twig (0). Serve the five flavors and mash them into powder. Drink white, take a square knife, three times a day. ("Treatise on Febrile Diseases" Wuling Powder)

2. Treatment of excessive urination: Poria cocos (removing black skin) and dried yam (peeling, boiling alum water and baking with slow fire). The upper two flavors are equally divided into fine powder. Drink thin rice and adjust it. (Confucianism)

3. Treatment of edema: White water (net) is two yuan, and Poria San Qian and Yu Liren (pestle) are one yuan and five points. Add ginger juice and stir-fry. ("I don't know the necessity of medical treatment" Fuling Decoction)

4. Treatment of skin water, swelling of limbs, moist skin and nie nie of limbs: Stephania tetrandra, Radix Astragali, Ramulus Cinnamomi, Poria, and Glycyrrhrizae Radix. Five flavors, six liters of water, two liters of boiling water, three different temperatures. (Ji Fang Poria Decoction in Synopsis of the Golden Chamber)

5. There is phlegm under the heart, and the chest and hypochondriac branches are full of dizziness: Poria, cassia twig, Atractylodes macrocephala, licorice. Take four flavors, six liters of water, three liters of boiling water, and three different temperatures, which is beneficial for urination. (Synopsis of the Golden Chamber, Gui Ling Shugan Decoction)

6. Cure vomiting, bloating, diaphragmatic water, dizziness: one liter of Pinellia ternata, half a catty of ginger, and three ounces of poria cocos (one method is four ounces). Take three herbs, boil one liter with seven liters of water, and then take them at different temperatures.

7. There are more advantages in treating diarrhea: Poria cocos-two, Radix Aucklandiae half two (paper-wrapped gun). The first two flavors are fine powder, and perilla papaya soup is fried for two coins. ("10 1 choice")

8. Treating dampness and diarrhea: one or two atractylodes macrocephala and seven and a half pieces of poria cocos (peeled). Chop, decoct in water once or twice, and take before eating. ("Primary Disease Type" Huo Ling Decoction)

9. Those who want to drink water for vomiting thirst: half a catty of poria cocos, four ounces of Alisma orientale, two ounces of licorice, two ounces of cassia twig, three ounces of atractylodes macrocephala and four ounces of ginger. Take six kinds of herbs, one bucket of water, boil three liters, two and a half liters of Alisma orientale, and take them warm for eight times, three times a day (Poria and Alisma orientale Decoction in Synopsis of the Golden Chamber).

65438+ In the world, Poria cocos is the end, and yellow wax is melted into pills, which are as big as marbles. Hollow chewing, full of saliva, slowly swallowing, with clear urine as the degree. ("Bureau" Weixi Pill)

1 1. Treating guilty conscience and dreaminess, or white turbidity: white poria cocos is two yuan at the end. Rice soup is mixed twice a day. (Ren Zhai Zhi Fang)

12. Treat heart sweat, there is no sweat elsewhere, and there is sweat in one heart. If you think too much, you will sweat too much. If the heart is sick, it is necessary to nourish the heart. Put it at the end with Tang Ai. (Key points of syndrome differentiation and treatment)

13. Treating deficiency and quenching thirst, excess in the upper body and deficiency in the lower body, intense heart fire, dry kidney water, inability to rescue, thirst syndrome: 1 kg of Poria, 1 kg of Coptis. Finally, the Trichosanthes kirilowii is boiled, and the pill is big. Take fifty pills every time you make hot soup. ("Deshengtang Experience")

14. Treat dizziness due to insufficient head wind, warm waist and knees, and treat five strains of seven injuries: Poria powder and koji rice wine. (Outline of Poria cocos wine)

"Compendium of Materia Medica" Poria cocos 1 Discussion: Poria cocos has a light and thorough taste, and it is upward in nature, promoting fluid production, dispersing phlegm, nourishing water, lowering adverse reactions and facilitating urination. Therefore, Zhang Jiegu said that it belongs to Yang, floating and rising, and its nature is also; Dong Yuan called it Yin in the Yang, and when he came down, he said it was a success.

2, "Herbal Yi Yan": Poria cocos and Poria cocos have many merits in running water, which are indispensable for benefiting the heart and spleen.

3, "Materia Medica is positive": it can help to eliminate dampness, which will make you happy and puzzle, and guide turbidity and produce fluid; Eliminating dampness will drain water, dry the spleen, tonify the middle energizer and strengthen the stomach; Seizures, thick intestines, the root of phlegm treatment, and the decline of drugs. It tastes slightly sweet, so it is called tonifying yang. But make up less and make up more.