How much is the dosage of Platycladus orientalis leaves?

As we all know, Platycladus orientalis is a common plant in life and is often planted on both sides of roads for decorative greening. But in fact, Platycladus orientalis leaves are also a kind of traditional Chinese medicine with high medicinal effects and functions: such as: clearing the lungs and relieving cough, cooling and stopping bleeding, dispersing swelling and removing toxins, treating baldness, treating whooping cough, treating lung cough, relieving the discomfort symptoms of bronchitis, etc. This article briefly introduces the effects and dosage of Platycladus orientalis leaves.

Platycladus orientalis leaves are a traditional Chinese medicine. In addition to the effects we know in daily life, Platycladus orientalis leaves actually have many other effects and functions. Let’s take a look at them right away.

Introduction to Platycladus orientalis leaves

【Medicinal material name】Platyra orientalis leaves

【Other names】Cypress, cedar, cypress, cypress tree

【Source】This product is the Cupressaceae plant Platycladus

orientalis (L.)Franco dried branches and leaves. It is mostly harvested in summer and autumn and dried in the shade.

[Properties] This product has many branches and the twigs are flat. The leaves are small, scaly, arranged alternately and attached to the branches, and are dark green or yellow-green. It is brittle and easily broken. It has a light fragrance and tastes bitter and slightly spicy.

【Identification】The powder of this product is yellow-green. The upper epidermal cells are rectangular with slightly thick walls. The lower epidermal cells are square-shaped; there are many stomata, which are sunken; the guard cells are relatively large and dumbbell-shaped when viewed from the side. The parenchyma cells contain oil droplets. The fibers are long and slender, with a diameter of about 18 μm. Tracheids with marginated pits are sometimes visible.

[Preparation] Platycladus orientalis leaves: remove hard stems and impurities. The efficacy and function of Platycladus orientalis leaves

Cools blood and stops bleeding; relieves cough and eliminates phlegm; eliminates rheumatism; disperses swelling and toxins. It is mainly used to treat hemoptysis, hematemesis, epistaxis, hematuria, bloody dysentery, intestinal bleeding, metrorrhagia, cough with sputum, rheumatic arthralgia, erysipelas, mumps, and burns. It is used for vomiting blood, epistaxis, hemoptysis, blood in the stool, metrorrhagia, hair loss due to blood heat, and premature graying of hair.

① "Bielu": It is used to treat vomiting blood, epistaxis, bloody dysentery, and metrorrhagia with red or white discharge. It lightens the body and replenishes qi, makes one resistant to cold and heat, removes dampness and arthritis, and promotes the growth of new tissues.

② "Materia Medica": It can stop hematuria and treat pain in joints caused by cold wind.

③ "Bencao Gangmu": roast and smell it to treat frostbite.

④ "Compendium of Materia Medica": Kills insects in the five internal organs.

⑤ "Bencao Zheng": Good at clearing and cooling blood, removing dampness, heat, dampness and arthritis, and relieving pain in joints. The mashed product can be applied to Huo Dan to dispel mumps, swelling, pain, and heat toxins.

⑥ "Essentials of Raw Medicinal Herbs" says: Apply blood-dispersing medicine to sores, and pound with sugar to apply. It can also treat bruises.

⑦ "Medical Collection": Relieve lung rebellion, purge heart fire, calm liver heat, and clear heat from the blood.

⑧ "Records of Medicinal Herbs in Lingnan": Cools blood, promotes qi circulation, dispels wind, promotes urination, and disperses blood stasis.

Selection of Platycladus orientalis leaves

①Treatment of vomiting blood: 3 liang of cypress leaves and dried ginger, 3 handfuls of moxa. Take the above three ingredients, add five liters of water and one liter of Ma Tong juice, boil them together, take out one liter, divide into portions and drink while warm. (Baileye Decoction from "Golden Chamber")

② Treat vomiting blood due to worry and anger, restlessness and shortness of breath, and chest pain: Grind cypress leaves into powder and take 2 qian of it with porridge at any time. (Sheng Hui Fang)

③Treat nosebleed of several liters and unconsciousness: pomegranate flowers and cypress leaves in equal parts. Grind into powder and blow into nose. (Puji Fang)

④Treat hematuria: cypress leaves, coptis root (roasted and ground). Take three grams with wine. ("Emergency Prescription")

⑤ Treat dysentery with black blood in the abdomen, the color of tea pods, or pus and blood like indigo: cypress leaves (roasted and ground into powder), coptis root. Boil the two ingredients together into juice and drink it. (Compendium of Materia Medica)

⑥To treat dysentery in children: boil cypress leaves into juice and drink it instead of tea. (Experienced Prescription)

⑦For the treatment of hemorrhoids, intestinal wind, internal toxins, and persistent bleeding: burn cypress leaves and mix them into ashes for oral administration. (《One Hundred and One Prescriptions》)

⑧For treating intestinal wind, visceral poison, dysentery due to alcohol, and persistent bleeding: 2 liang of young cypress leaves (steamed and dried nine times), 1 liang of old locust flowers (fried until half black). Grind the above ingredients into powder, and make pills with refined honey, the size of sycamore seeds. Take 40 to 50 pills each time, on an empty stomach with warm wine. (Puji Fang, Platycladus orientalis powder)

⑨To treat women with prolonged menstruation: one liang each of peony and cypress leaves (roasted). Coarsely pound and sieve the above two ingredients. Take three spoonfuls each time, add half a cup of water and half a cup of wine, boil until seven parts are left, remove the residue and drink while warm. (Peony Decoction from Shengji Zonglu)

⑩ Treats rheumatoid arthritis, pain as if bitten by a tiger, spreading throughout the body, unable to move, extreme pain when moving, restless day and night: 5 qian of Platycladus orientalis leaves, 2 qian each of Akebia, Chinese Angelica, Safflower, Notopterygium wilfordii, and Saposhnikovia divaricata. Decoction in water. (《Compendium of Materia Medica》)