Every year from October to March 16 of this year, the dry season is more frequent, and often the old and frail are prone to this disease. Causes: Old age and weakness, poor resistance, careless living, feeling wind and cold, Western medicine believes that the disease is mostly a viral infection at the beginning, the disease does not heal for a week, then more secondary infection bacteria. Symptoms: cough, sore throat, fever, runny nose, headache and nasal congestion, chills, etc. Western medical treatment: Most symptomatic treatment to relieve symptoms. Vitamin c tablets 200 mg 3 times a day orally. Morpholine guanidine hydrochloride 2 tablets orally 3 times a day. Acetaminophen tablets 1 tablet 3 times a day orally. Or use phenomethamine tablets one tablet at a time, 2 – 3 times a day, sensitization and other drugs have the effect of relieving symptoms, most of these drugs have the side effect of causing drowsiness, work at height and drivers use caution. If a week does not heal, can be static drugs: saline 250 ml add 8 million units of penicillin, virazole injection 0.3 at the same time static, penicillin allergy can be sugar saline 250 ml add 0.25 azithromycin static. Chinese medicine: (1) external wind-cold table evidence: vicious cold and fever, headache and body pain, no sweat and asthma, thin white coating, floating tight pulse, nasal congestion and no sweat. Ephedra 10g cinnamon branch 10g almond 10g roasted licorice 5g Atractylodes macrocephala 10g. Decoction of a dose every night, hot 300 ml, after taking a quilt to sleep sweating, the next day cured. (2) External wind-cold deficiency: fever and headache, sweating and vicious wind, clear nasal discharge, no thirst, thin white tongue coating and slow floating pulse. Gui Zhi 10 grams, Bai Shao 10 grams, ginger 6 grams, jujube 5 if cough and asthma are heavy, add Almond 10 grams, Hou Pu 10 grams. If the collar and back are stiff, add 10 grams of Pueraria lobata. (3) External cold and dampness, internal stoppage of water and drink. (Acute bronchial asthma): cold and fever, no sweating, cough, asthma, white clear sputum, or even wheezing and cannot lie down, or swollen limbs and face, no thirst, thin white and moist moss, floating and tight pulse. Ephedra 10 g fine spice 3 g cinnamon stick 10 g dry ginger 10 g halfsia 10 g roasted licorice 10 g white peony 10 g wu wei zi 10 g white fruit 10 g. Decoction of hot soup, one dose per day, 300 ml per oral dose, 3 times a day.