There is no such thing as what is the best herbal tea to drink to remove white phlegm. White phlegm may be caused by cold, drinking herbal tea may aggravate the white phlegm, you can use white mustard seeds, flowers can be used in place of tea. The effects of white mustard seed are warming the lungs, expelling phlegm and inducing qi, dispersing knots and relieving pain (dredging the meridians and collaterals, relieving pain); the effects of raspberry are lowering qi, eliminating phlegm, moving water and stopping vomiting. 1. White mustard, pungent in flavor and warm in nature, belongs to the lung meridian and is used for coughing with cold phlegm, distension and pain in the chest and ribs, phlegm stagnation in the meridians and channels, numbness and pain in the joints, phlegm-dampness effusion (multiple abscesses originating in the deep muscles), etc. It is also used for coughing with deficiency of the lungs and for coughing with deficiency of yin and fire. Lung deficiency cough, yin deficiency fire (Yin essence deficiency in the body, the emergence of excessive fire) should not be taken. 2. Cynanchum, bitter, pungent, salty, to the lungs, spleen, stomach, large intestine meridian, used for the treatment of wind-cold cough, phlegm (water metabolism disorders in the formation of pathological products) accumulation, chest and diaphragm plagued, wheezing and coughing phlegm, vomiting yelping (hiccups), the heart of the plagued (mainly refers to gastric distension uncomfortable), such as hard. It should be noted that the efficacy of the tea drink is limited, can not replace the use of drugs, if the body is not feeling well, it is recommended to go to the hospital under the guidance of a professional physician to use medication.