CPAP Dry Mouth Even With Humidifier –Solutions

It has been scientifically proven that one of the most effective ways of ending dry mouth is the use of a CPAP machine with a humidifier. So, if you are using a humidifier and still experiencing dry mouth, which leads to your online search for “CPAP dry mouth even with humidifier” then this post is specifically for you.

CPAP dry mouth even with humidifier is a common problem among people using CPAP machine.

Before going into details why your mouth gets dried even with humidifier and the possible solutions. Let’s get in detail what CPAP means for the benefit of all.

CPAP stands for continuous positive airway pressure. It is a means through which air is introduced into the airways of patients having sleep apnea or obstructive sleep apnea syndrome (OSAS).

Obstructive sleep apnea syndrome is a breathing disorder during sleep resulting from partial or complete blockage of the upper airways. The effect of OSAS is different from normal snoring.

People suffering from OSAS snore with snort, gasps and pause and this usually disturb their sleep, which sometimes leads to daytime neurobehavioral problems

In addition, CPAP is used on patients that are with respiratory failure.

CPAP is also a way of delivering PEEP, which stands for positive-end-expiratory pressure. In this process, a certain measure of pressure is maintained throughout the process.

In fact, to administer the CPAP effectively, you introduce the required pressure by initiating the breath. Therefore, if you are searching for CPAP dry mouth even with humidifier, then the solution is not far from you.


To achieve continuous passage of air into patients’ airways smoothly, you need a device known as a CPAP machine. The CPAP machine is designed to send a pressurized air into the mask through a tube.

A great feature of modern CPAP machine is the humidifier, which ensures the presence of the desired amount of water you need throughout the night to keep the mouth and throat wet.

The throat or the airways of the wearer remains open because of the presence of the pressurized air, which prevents the stoppage of breathing that result to dry mouth.

Though, even with the use of a CPAP machine, some people still complain of dry mouth during sleeping. That is why we are bringing to you possible solutions to your search “CPAP dry mouth even with humidifier.

Possible Causes of CPAP Dry Mouth Even with Humidifier

If you are using a CPAP machine with humidifier and still experiencing dry mouth then there must be a leakage somewhere. In fact, your tube may not have attained the required temperature. Or you don’t fix your chin strap or nasal mask proper. Also, your sleeping position may be the cause of CPAP dry mouth.

CPAP Dry Mouth – Solutions

Having coming to know what a CPAP machine is and many details about CPAP, let’s take a look into possible solutions to your case of dry mouth.

1.  If you have been using a nasal or nasal pillow mask and still experiencing dry mouth, then try to wear a chinstrap. The chinstrap is to hold your jaw in a closed position throughout the night.

Holding the jaw closed throughout the night will prevent the loss of pressure thereby keeping the mouth wet all night long.

In case you decide to go for a chinstrap today, we have researched the best chinstrap on the market. The chinstraps that are worthy, affordable and can be used together with any type of nasal or nasal pillow mask are Roscoe Medical 3 point Chin Strap, Adjustable, PAPCAP COTTON  CHINSTRAP, and Puresom secure Chin Strap. These entire selected chinstraps are Amazon’s best choices, which mean they are reliable and ready for shipment.

2.  Another solution to CPAP dry mouth even with humidifier is to use a full face mask. A full face mask will cover both the nose and mouth to prevent loss of pressure in your body system.

The best full face masks you can use to your benefit are RemZzzs Full Face CPAP/BIPAP mask liners for ResMed & Respironics, Quattro Air Full Face Headgear standard, and DreamWear full face mask with magnetic clips

3.  The most effective way of preventing CPAP dry mouth is the use of a humidifier. You should go for a CPAP machine that comes with a humidifier. In most case, the heated tube is the best option.

Yes, if you are experiencing CPAP dry mouth even with a humidifier, always increase the temperature in your tube, which means you must use heated tubing.

The heated tubing or increased temperature prevents condensation inside the tube thereby allowing free flow of pressure in the airways.

The good news is that all the best selling CPAP machines have humidifier or provision for attaching one.

4.  If you are using a full mask and CPAP machine that comes with heated tube humidifier and still experiencing dry mouth then the mask must be leaking somewhere.

Also, other causes of dry mouth after using a full face mask and CPAP machine are ill-fitted CPAP mask, whether not sized properly, wrong style, a degraded cushion or simply because the mask’s straps aren’t adjusted correctly.

All these can cause air leaks. Leakage causes dry air into the CPAP system, which affects the humidification of the system and that may lead to CPAP waking up dry mouth.

To tackle the problem of mask leakage, you should go for a CPAP machine that comes with a mask leak alert. The mask leak alert produces data that will guide you troubleshoot the leakage point easily

5.  Another great way to fight dry mouth or CPAP dry mouth even with humidifier is to make sure you consume a lot of water during the day. Dehydration is a serious cause of dry mouth even with CPAP machine with a humidifier.

Also, avoid much of drink of coffee and drinks that have caffeine in them or sweating a lot during the day. If you do any of these, then make sure you rehydrate before going to bed. This is because rehydration is one of the natural ways of combating CPAP dry mouth even with humidifier naturally.

In addition, try as much as you can to be sleeping in a cold room adding with a humidifier because it helps in alleviating dry mouth.

Care And Maintenance of CPAP Machine

The performance and reliability of your CPAP machine largely depend on your maintenance culture. As with every other medical equipment, your CPAP machine needs the best handling.

To get this right, you must take time to read comprehensively the user manual. Because PAP machine maintenance varies according to the type and condition of use.

Most manufacturers recommend daily or weekly maintenance because the machine works almost daily.  The maintenance entails thorough cleaning and regular checking of wear and tear.

In addition, you should always pay serious attention to the electrical connection. Because a poor connection can lead to serious shock or fire hazard. Avoid the use of worn horses and mask because it will affect the effectiveness of the unit.

Moreover, the humidification unit must be free from mold and algae. The unit uses a reasonable amount of power. Therefore, the housing must be cleaned without immersion in order to avoid electric shock.

The need to clean the water container for the humidification unit cannot be overemphasized. The first reason for the cleaning of the water container is to avoid the buildup of minerals from the local water supply. The buildup minerals will become part of the air breathed, which are not usually healthy for the user.

Secondly, the container may eventually show signs of sludge coming from dust and other particles, which made their way through the air filter. Therefore, make sure you change the air filter from time to time.

How to Clean Your CPAP Machine

Since the basic way of maintaining your CPAP machine is by cleaning, it is wise you learn the exact way to clean it. One of the ways is to mix a small amount of hydrogen peroxide with water in the container. Allow to stand for some minutes before emptying and rinsing.

If you use this method, make sure you re-rinsed the unit with a non-bacteria soap before mounting the unit.

Another effective and reliable way of cleaning your CPAP machine is the use of distilled water. Distilled water is a better alternative to tap water.

In case you are about traveling to the area where the content or purity of the water is unknown. Then you should go along with Brita water purifier.

CPAP Dry Mouth Even With Humidifier- Wrap Up

Obviously, the use of a CPAP machine with a humidifier is the sure way of stopping CPAP dry mouth. In a case where it fails then you have to do some adjustment. Such as the use of full face mask and chinstrap.

Troubleshooting of mask leakage and drinking of enough quantity of water to avoid dehydration. Above all, make sure you use heated tubing because increased in temperature allows free flow of air when sleeping.

Share this article