Sometimes, it’s asign of dehydration.
Radiation therapy and chemotherapy drugs may cause dry mouth as well.
Estimates show that about 400 medications can have this side effect.

More than 10% of people experience dry mouth at some point in their life, reports MedicineNet.
Generally, it’s more common in the elderly, but it can affect anyone.
A recent study published inFuture Virologysuggests that dry mouth might be an early sign of COVID-19.

The novel coronavirus can affect your salivary glands and cause dry mouth, amongother oral symptoms.
Also, note that xerostomia shouldn’t persist longer than a few weeks unless you have an underlying condition.
Here are some simple ways to get rid of dry mouth and stimulate saliva flow.
You may also have difficulty speaking, chewing, or swallowing.
Over time, these issues may increase your risk of gum disease and other dental problems (viaWebMD).
These foods and beverages can irritate the inside of the mouth, which can affect saliva production.
Note that some types of mouthwash contain up to 26% alcohol, per theBritish Dental Journal.
Ethanol, or alcohol, has antibacterial properties, but it can worsen dry mouth.
The ADA also recommends sucking on ice chips andchewing sugar-free gumto increase saliva production.
Consider using a humidifier at night to add moisture to the air in your bedroom.
Also, drink plenty of water throughout the day to prevent dehydration and keep your mouth moist.
You may also need to see your dentist, especially if you’re also experiencingbad breathor swollen gums.
These symptoms may indicate fungal or bacterial infections and require medical attention.
Last but not least, you may try oil pulling or acupuncture to get rid of dry mouth.