Nasal reflux, sticky throat, white phlegm, may be allergic rhinitis, acute rhinitis, etc., according to its cause can be given antihistamines (cetirizine, etc.), anti-leukotriene antagonists (montelukast sodium, etc.), antiviral drugs (such as ribavirin, etc.), antibiotics (such as cefaclor, etc.). 1. Allergic rhinitis: if allergic rhinitis leads to snot flowing back into the throat and sticky white phlegm, antihistamines such as cetirizine and loratadine can be given in combination with anti-leukotriene antagonists (montelukast sodium, etc.) to reduce the secretion of nasal mucus. 2. Acute rhinitis: If acute rhinitis caused by syncytial virus, adenovirus, etc., you can take ribavirin and other antiviral treatment, if the combination of bacterial infections can be appropriate to take antibiotics, such as cefaclor, amoxicillin and other anti-infective treatments, nasal local ephedra drops, budesonide drops nasal drops to relieve the symptoms. Nasal backflow throat sticky white phlegm, it is recommended to consult a doctor in a timely manner, follow the doctor’s instructions to use medication, do not self-medication.