Post-nasal drip Post-nasal drip Post-nasal drip (PND, also termed upper airway cough syndrome, UACS, or post nasal drip syndrome, PNDS) occurs when excessive mucus is produced by the nasal mucosa. The excess mucus accumulates in the back of the nose and eventually the throat once it drips down the back of the throat. It is caused by rhinitis, sinusitis, gastroesophageal reflux disease (GERD), or by a disorder of swallowing (such as an esophageal motility disorder). But also further sources such as an allergy, cold or flu and as a result of medications. However, researchers argue that the flow of mucus down the
Post-nasal drip recommended if the PND is caused by allergies. First-generation antihistamines can have side effects including drowsiness however. Nasal steroid treatments, such as fluticasone propionate, may also provide relief. Decongestants such as Sudafed cause a reduction in membranes through the tightening of blood vessels which resultantly limit PND. Staying hydrated and avoiding alcoholic and caffeinated products which worsen symptoms is key. Avoiding cigarette smoke is also recommended because it can cause increased discomfort if inhaled. Drinking more fluids, especially those that can thin mucous (such as hot liquids), can be beneficial. Nasal irrigations such as saline-based nose sprays can be used