Drinking Luo Han Guo and Fat Hai Tea can play an auxiliary role in protecting the voice, but the tea drinks cannot replace the medication, if you feel unwell, please seek medical advice. Luo Han Guo has the effect of clearing heat and moistening the lungs (removing heat to moisturize the lungs), resolving phlegm and relieving cough, promoting the production of fluids to benefit the throat, and moistening the intestines and laxatives, and it can treat lung-heat, phlegm-fire, cough, and sore throat. Luo Han Guo can moisten the throat by brewing water to drink as tea. The fat sea has clear heat and moisten the lungs, the pharynx and open the voice, moisten the bowels and laxative effect, so it is suitable for the dry and swollen throat, hoarse voice, coughing unpleasant crowd, you can use boiled water to take tea drink to protect the voice. Protecting the voice can be appropriate to drink the above types of tea, but these teas can only play an auxiliary role in regulating the moisturizing of the throat, so when the throat appears uncomfortable, it is recommended that medication under the guidance of a doctor.