Nasal decongestants and antihistamines stop nasal stuffiness fast, as do a variety of natural methods to irrigate the nose and keep the nasal passageways lubricated and open, according to WebMD. Keeping the nasal passageways moist using a humidifier, taking long showers and using a saline nasal spray are all effective home treatments that can remedy a stuffy nose fast.
Staying hydrated while having a stuffy nose is helpful in thinning out mucus and preventing it from becoming blocked in the sinuses, according to WebMD. Whether a cold or allergies is causing nasal congestion, using a neti pot with a saline solution rinse is another good way to clear the nasal cavities and get quick relief from sinus pain and pressure.
Placing a warm, wet towel on the face opens nasal passageways and relieves some discomfort. Sleeping at an elevated angle by propping the body up on a couple of pillows alleviates discomfort and drains the sinuses while sleeping. If serious congestion is present for over seven days, it is advised to seek treatment from a medical doctor. While these tips help to relieve nasal congestion, if there is an underlying medical condition causing the congestion, that too needs to be treated to realize long-term and lasting relief.