The duration of post-nasal drip can vary significantly, lasting from a few days to several months, depending on the underlying cause

. Post-nasal drip occurs when excess mucus gathers and drips down the back of your throat

. The typical duration of post-nasal drip:

• Acute cases Post-nasal drip caused by a cold or seasonal allergies may only last a few days to a week

• Chronic cases Chronic post-nasal drip can persist for several weeks or even months, depending on factors such as allergies, exposure to irritants, or untreated sinus infections

. Severe post-nasal drip symptoms may also linger for weeks or months

• COVID-19 Post-nasal drip related to COVID-19 typically goes away within a few days or weeks

If symptoms worsen or persist beyond two weeks, consulting a healthcare provider or an ENT specialist is recommended to determine the underlying cause and explore treatment options