What are the effects and functions of roasted Cyperus rotundus?

I wonder if you have paid attention to the effects and functions of processed Cyperus rotundus. In fact, it can be used to treat colds, rashes, itching and other problems. It can also effectively improve and solve adverse symptoms such as cough, temperament, or edema.

1. Used for colds, measles, itchy rash, etc.

Ephedra is warm, pungent and dispersing in nature. It can induce sweating, dispel cold and relieve the symptoms of the exterior. It can also dispel wind and clear rash. It is used to treat fever, chills, and anhidrosis caused by exogenous wind and cold. It is often used together with cinnamon twigs to induce sweating and clear the exterior. For example, when treating measles that is not clear and accompanied by cough and shortness of breath, ephedra can be added to the pungent and cool rash-clearing medicine. Because the lung governs the skin and fur, this product can both promote the lungs and disperse, and can clear the rash and relieve asthma. As for the treatment of rash and itching, it can be used in combination with mint, cicada shells and other medicines.

2. Used for cough and asthma.

Ephedra can promote the flow of lung qi and relieve cough and asthma, so it is often used in clinical practice to treat symptoms such as throat itching, cough, uncomfortable sputum or urgent cough, chest tightness, and asthma caused by invasion of external pathogens and poor lung qi. For cough and asthma caused by cold pathogens, it is often used with almonds and licorice; when there is external cold pathogens and internal phlegm and fluid, it is often used with asarum, dried ginger, schisandra, and pinellia; as for cough and asthma caused by lung heat, it is often used with gypsum, almonds, and licorice.

3. Used for wind-water edema and other symptoms.

Ephedra can induce sweating and act as a diuretic, so it is suitable for people with edema and external symptoms, and is often used together with Atractylodes macrocephala and ginger.