24 scientifically proven ways to cure chronic cough from post-nasal drip. Reduce air pollution at home. Take Mucinex. Use saline nasal sprays for nasal irrigation. Try steam therapy. Avoid foods that can trigger post-nasal drip. Take non drowsy antihistamines. Use Atrovent nasal spray. Use Afrin to drain and relieve the pressure from a stuffy nose. Try a menthol cough drop. Consider drinking hot drinks…. Read More »