It can be resulting from colds, allergies,gastroesophageal refluxdisease (GERD), and other conditions.

This article explains post-nasal drip and some common symptoms that occur.

Verywell / Julie Bang

What Is Post-Nasal Drip?

Our bodies are constantly producing mucus, and not just in our airways.

It’s found in the digestive tract and other organs where glands producemucin.

Mucin is the substance that, along with water, makes up our mucus.

In the airway, it traps germs and other debris to keep it out of the lungs.

Mucus drains down the back of our throats all the time.

It usually doesn’t bother us, and most of the time we aren’t aware of it.

Post-nasal drip comes up whenever abnormally thin or thick mucus becomes noticeable.

The acids that lead to post-nasal drip also can causesore throatandlaryngitis.

If acid reflux persists, see a healthcare provider.

Also, do not eat within three hours of lying down, especially at bedtime.

Yes.COVID-19can cause nasal congestion that results in mucus and post-nasal drip.

However, other common conditions can cause this sensation.

A more common nasal-related effect of COVID is the loss of the sense of smell.

But it may be that the only way to avoid this side effect is by not taking the drug.

That said, you should first talk to a healthcare provider before you stop taking any medication.

You also should speak to your provider or a pharmacist about possible drug interactions.

Don’t take any medications for post-nasal drip, even over-the-counter or alternative products, without letting them know.

Some people havestructural abnormalitiesof the nose and sinuses.Symptoms typically last longer than a few weeks.

Do see your healthcare provider to talk about options such ashormone replacement therapy.

GERD, or acid reflux, is one such example.

A healthcare provider can help you to find the cause of your post-nasal drip and get relief.

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