What are the effects and functions of Acorus calamus?

Acorus calamus can be used to treat children's acute convulsions or high fever convulsions and other problems. It can also be used to treat symptoms such as chest tightness, abdominal distension, and pain. It can also detoxify, kill insects, and stimulate the appetite. Therefore, its role and efficacy can be manifested in many places.

1. Treat acute convulsions and high fever convulsions in children: 1. Take 3 grams of fresh calamus, mash it, filter the juice, add a few drops of ginger juice, and drink it orally. 2. One qian each of Acorus calamus and Polygala tenuifolia. Decoction in water.

2. Treat chest tightness, abdominal distension and pain: 3 grams of nine-section calamus, 4 grams of cyperus rotundus, and 2 grams of Evodia rutaecarpa. Decoction in water.

3. Treat carbuncle, ulcer and furuncle: mash fresh calamus and apply externally. (The prescription is selected from "Selected Chinese Herbal Medicines of Shaanxi, Gansu, Ningxia and Qinghai".

4. Calamus calming tea: 1.5g of nine-section calamus, 2 red dates, 2 sour plums (black plums), and appropriate amount of sugar. Just brew and drink.

5. "Compilation of Medicinal Materials": It can dispel filth, open the orifices, promote qi, expel phlegm, treat neurasthenia, indigestion, wind-cold-dampness and arthralgia.

6. "Chinese Materia Medica": It can invigorate the mind, dissipate dampness and turbidity, and stimulate appetite; it can detoxify and kill insects when used externally. It is used to treat fever, coma, delirium, epilepsy, madness, diarrhea, vomiting and loss of appetite due to dampness and turbidity blocking the stomach, etc. External application to treat carbuncle, scabies and ringworm.

7. "Handbook of Chinese Medicinal Materials": It can open up the heart and clear the orifices, eliminate rheumatism, remove phlegm and reduce accumulation. It is used to treat insufficient heart qi, forgetfulness, epilepsy, deafness, cough, depression, heart and stomach pain, cholera, and rheumatism.