Due to the danger of viral upper whistle infection, and no good treatment drugs, so the disease can only be prevention-based, but the disease can take certain drugs for treatment, but the treatment should be based on the patient’s condition, signs and other medical treatment, so what are the symptoms of viral upper whistle infection? The incubation period of upper whistle infection is short, the onset of the disease is urgent, often with pharyngeal discomfort, dryness or sore throat as early symptoms, followed by sneezing, nasal congestion, runny nose, etc.. If the disease progresses downward, it may cause hoarseness, cough, chest pain, etc. The body temperature rises, but rarely exceeds 39℃, and the fever subsides after about 3-4 days. There are also symptoms such as generalized aches and pains, fatigue, headache, and poor appetite. The most common viruses are adenovirus, coronavirus, influenza virus, parainfluenza virus, etc. They usually spread the infection through droplets or contaminated utensils. The common manifestations of viral upper whistle infection are the following two: a. Common cold type: The main onset season is mostly in late summer and early autumn, which can last until the following spring. Symptoms are throat discomfort or sore throat, followed by runny nose, nasal congestion, sneezing, cough, limb pain, fatigue, headache; sometimes accompanied by varying degrees of fever. The white blood cell count is mostly reduced or normal. The course of the disease can be self-healing in 3-7 days, but it can also last for more than a few weeks. Second, pharyngitis-type upper whistle infection: the main symptom is sore throat, and runny nose, nasal congestion, headache, cough and general discomfort. The pharynx is red and swollen, the tonsils are lymphoproliferative and there may be a little exudate, and the mandibular lymph nodes are often enlarged and painful to the touch. The white blood cell count is low or normal. The course of the disease is spontaneous in 3-7 days. The incubation period of upper whistle infection is short, the onset of the disease is rapid, often with pharyngeal discomfort, dryness or sore throat as the early symptoms, followed by sneezing, nasal congestion, runny nose, etc.. If the disease progresses downward, it may cause hoarseness, cough, chest pain, etc. The body temperature rises, but rarely exceeds 39℃, and the fever subsides after about 3-4 days. In addition, there are also symptoms such as generalized aches and pains, weakness, headache, and poor appetite. The symptoms of viral upper whistle infection are usually manifested in both the cold or pharyngitis type, and general viral infections have similar, so in the diagnosis of the disease to pay attention to the identification, confirmed as a viral upper whistle infection to immediately after treatment, treatment of the disease must be in accordance with the symptoms of the patient treatment, to avoid treatment into the treatment of the wrong area.