Not all nasal congestion can be treated with antibiotics such as amoxicillin. Nasal congestion first need to find the cause, to the hospital to check the electronic rhinoscopy can be a clear diagnosis, the causative factors are the following: first, due to rhinitis caused by hypertrophy of the turbinate and nasal congestion, rhinitis can be divided into simple rhinitis, hypertrophic rhinitis and allergic rhinitis. Simple rhinitis is the symptoms caused by upper respiratory tract infections, you can take amoxicillin; if hypertrophic rhinitis, surgical treatment to remove the hypertrophied inferior turbinate can be cured; allergic rhinitis need to take oral antiallergic drugs, such as loratadine with the coxsackievir local topical. Secondly, due to nasal septum deviation and nasal polyps, etc., nasal septum deviation is due to abnormal development of the nasal septum in the embryonic period or due to trauma, and nasal polyps are benign tumors in the nasal cavity, which can be checked clearly through the electronic rhinoscopy, and can only be solved through surgical treatment.