It is a specific in the treatment of viral infections, colds, flu, sore throat, and upper respiratory congestion, even in tuberculosis. Should be taken at the first observation of symptom for cold, flu, or sinus congestion. Excellent for sore throat and bronchial inflammation, flu with coughing and difficulty breathing (dyspnea), and acute bronchial pneumonia with dyspnea. It is also quite an effective herbal ally for relief from allergies, asthma, and indigestion. Fresh or dried root brings a tingling sensation to tongue and gums. This warming herb beneficially affects upper gastrointestinal, cardiovascular, and central nervous systems. Improving to lymphatic, reproductive, integumentary, and parasympathetic and sympathetic nervous systems. Stimulates circulation, kidneys and the uterus. Promotes eliminative sweats, helping to remove toxins.