Does Matanga have any medicinal value and application?

Matang grass refers to the Chinese medicine Matang, its medicinal value is mainly embodied in the efficacy of the eyesight, moistening the lungs; clinically, it is mainly used in the eyesight dimming, lung heat cough.
Matang is the grass of the graminaceous plant Matang, sweet taste, cold nature, it belongs to a kind of Chinese medicine, can brighten the eyes and moisten the lungs; clinically, it is mainly used for the treatment of cough due to lung fever, in addition, also has a certain therapeutic effect on the eyesight darkness and uncertainty.
The adverse reactions and contraindications of Matang are not clear. It should be noted that spicy and stimulating food should be avoided during the use of the drug.
If you need to use the drug, please under the guidance of a doctor, do not recommend self-medication, so as not to delay the condition or cause adverse effects.