The herb has anti-inflammatory and hemostatic properties.

Pteria multifidoptera, commonly known as chicken grass, has the scientific name Pteria multifidoptera and belongs to the fern family.

This plant grows in northern and central Vietnam, often on cliffs and earthen walls around ancient citadels, around wells, and along roadsides in cool, humid places.

According to Traditional Chinese Medicine, the plant *Phượng Vĩ Thảo* (also known as *Phượng Vĩ Thảo*) has a neutral, cool, and cold nature, with a sour, spicy, bitter, salty, and sweet taste; it acts on the heart, liver, kidney, stomach, and large intestine meridians.

Uses: Clears heat and dampness, stops bleeding and reduces swelling, detoxifies, treats hepatitis with jaundice, enteritis, dysentery, frequent urination, cloudy urine, hematuria, vaginal discharge, vomiting blood, nosebleeds, bleeding, parotitis, boils, ulcers; treats five types of urinary disorders, painful urination; convulsions in children, night crying, malnutrition, sore throat. It can stop bleeding, promote tissue regeneration; crush and squeeze out the juice, mix with wine and drink, apply the pulp to the affected area; grind into a powder and store to treat qi stagnation and pain.

Directions for use: decoct 20-25g (40-80g fresh) or grind into powder, crush and squeeze out the juice to drink.

For external use: crush and apply as a poultice, or boil in water and use as a wash.

The plant known as the flame tree is also called the chicken grass.

The herbal remedy contains phoenix tail grass:

- Treatment of dysentery caused by heat: 15g of *Phượng Vĩ Thảo* (a type of herb), 4g of *Hải Kim Sa* (a type of vine), roasted until black, decocted in water and drunk; or simply use 100-120g of *Phượng Vĩ Thảo*, crushed and squeezed to extract the juice, drink 3 times a day.

- Treatment for bloody stools: Steam 30-40g of *Phượng Vĩ Thảo* (a type of herb) with pig's large intestine until cooked, discard the residue, eat the intestine and drink the broth.

- Treatment of acute hepatitis: Crush 120g of fresh *Phượng Vĩ Thảo* (a type of herb) and squeeze out the juice to drink three times a day; a course of treatment lasts 5 days.

- To treat urinary tract infections and hematuria (blood in urine): boil 150g of fresh *Phyllanthus niruri* (phoenix tail grass) in water and drink the decoction.

- To treat urinary tract infections and hematuria: take 40g of *Phượng Vĩ Thảo* (a type of herb), decoct it with the second rinsing water of rice, and drink the resulting liquid.

- To treat vaginal discharge, cloudy white urine, and 5 types of dysentery: *Phyllanthus niruri*, *Plantago major*, *Celosia argentea* (12g each), *Coix lacryma-jobi*, *Polygonum multiflorum*, *Centella asiatica* (20g each), decoct and drink one dose per day.

- To treat postpartum hemorrhage and gonorrhea: take 40g of *Phượng Vĩ Thảo* (a type of herb), decoct it in half water and half alcohol, and drink the resulting liquid.

- To treat nosebleeds: 40g of *Phượng Vĩ Thảo* (a type of herb), 40g of *Hải Dài* (a type of seaweed). Boil in water and drink the decoction.

- To treat coughs caused by lung heat: Wash 40g of fresh *Phyllanthus niruri* (phoenix tail herb), boil it in water, mix with sugar, and drink the decoction.

- To treat sore throat: Wash 25g of fresh *Phyllanthus niruri* (Phyllanthus niruri) thoroughly, boil it in water, add a little brown sugar, and drink twice a day.

- To treat mouth ulcers in children: take 12g of fresh *Phyllanthus niruri* (phoenix tail grass), wash it thoroughly, boil it in water, mix in a little honey and a little cinnabar, and drink the decoction.

- To treat minor burns from fire or boiling water: dry and grind the leaves of the *Phyllanthus niruri* plant, mix with sesame oil, and apply as a poultice.

- To treat phosphorus poisoning and mushroom poisoning: chop 160g of fresh *Phyllanthus niruri* (a type of herb), crush it, and drink the mixture with spring water.

- To treat facial neuralgia: take 12g of *Phượng Vĩ Thảo* (a type of herb), decoct it in water and drink the liquid.

- To treat hives and allergic rashes: take a sufficient amount of phoenix tail grass, a little salt, boil in water and drink the decoction.

- Treatment for dog bite injuries: Boil 80g of *Phượng Vĩ Thảo* (a type of herb) in water for drinking and crush it into a paste for external application.

- To treat gallstones and cholecystitis: boil 120g of *Phượng Vĩ Thảo* (a type of herb) with a little brown sugar and drink the decoction.

- Treatment of acute bacterial dysentery: Adults should take 30-80g of *Phượng Vĩ Thảo* (a type of herb), boil it in 350ml of water until only 150ml remains, and drink it in 2-3 doses throughout the day.

- Treatment of typhoid fever: Use small-leaved *Phyllanthus niruri* (Phyllanthus niruri), adults should use 160g daily, boil in 2500ml of water until reduced to 750ml, drink 150ml the first time, then drink 60ml every 2 hours thereafter.

Contraindications: Not suitable for those with deficiency of cold energy; not for pregnant women or those with cold dysentery.

According to Health & Life - NT