The medicinal plant *Cynanchum stauntonii* treats many diseases.

The plant known as "thuốc dòi" (pictured), also called "bọ mắm," "bơ nước tương," or "đại kích biển," belongs to the Euphorbiaceae family.

This plant grows wild in open areas or on coastal sand dunes throughout Vietnam. It is also found in India, Southern China, Cambodia, Laos, Malaysia, the Philippines, Indonesia, and other countries.

The plant known as "thuốc dòi" (or "thuốc dòi") is a perennial herbaceous plant that lives on its roots. The stems are numerous and branched, originating from the base of the root, which lies underground. The roots are smooth, fibrous, and easily broken. The leaves are oval-shaped and almost sessile; the inflorescence is terminal; the fruit is a smooth capsule that ripens from July to November each year; the seeds are numerous, reddish-brown, and smooth.

According to traditional Chinese medicine, the plant known as "thuốc dòi" (or "thuốc dòi") has a sweet, mild taste and a cooling nature. It is used to relieve coughs, clear phlegm, and treat chronic coughs, persistent coughs, coughs associated with early-stage tuberculosis, tuberculosis, sore throats, laryngitis, bronchitis, dry coughs, inflammation, promote urination, and increase milk production. The average daily dose is 10 to 20 grams, decocted in water and drunk. It can also be harvested and boiled to make a medicinal extract, also known as "beef paste extract." In Tan Dao, the entire plant is soaked in water and crushed to make a laxative. Women there also use it to regulate menstruation and to induce abortion.

Both the sap and the entire plant of the plant can be used as medicine. Below are some ways to treat illnesses using this plant:

- To help treat tuberculosis: Take the sap of the tree, process it, steam it with honey, and drink it 2-3 times a day.

- To treat coughs and sore throats: Take 10-20g of dried *Cynanchum stauntonii* (a type of medicinal plant), boil it in water, and drink the resulting decoction.

- To treat boils, mastitis, and bruises: Take a handful of the plant, crush it, and apply it to the swollen and painful area.

- To treat nasal inflammation and swelling: Take about 15-20g of the leaves or flowers of the *Cynanchum stauntonii* plant, crush them together with a few grains of salt, strain the liquid, and use a cotton swab to apply it to the inflamed area of ​​the nose, 3-4 times a day.

- To treat sore throat and cough: Take about 20-30g of the leaves or flowers of the *Cynanchum stauntonii* plant, crush them together with a few grains of salt, strain the liquid, and divide it into portions to gargle and swallow gradually. Take one dose per day for 7 consecutive days.

According to (NLĐ) - NT