occurs due to reduction of the glands which produce saliva. In medical terms it is known as a “xerostomia”. Dry mouth can be defined as a lack of
saliva. Saliva is very important to our mouth. The main work of saliva is to protect teeth from decay, controlling bacteria and also makes it possible for you to chew and swallow. It also helps in digestion.

Causes of dry mouth

there are some causes of dry mouth, which are given below -

1) dry mouth can be occur because of side effect of  some medications , diseases and infections or some medical treatment.
2) Nerve damage to the head and neck area is another cause of dry mouth.
3) Dehydration is also a cause of dry mouth.
5) Smoking or chewing tobacco
6) if the salivary glands have been removed by surgery.
7) Radiation therapy

Signs and symptoms

1) always feel dryness in the mouth and throat.
2) Mouth sores
3) hard to eat food, particularly dry food.
4) Feel burning or tingling sensation in the tongue
5) often feel thirsty
6) feel uncomfortable in chewing, speaking, testing

Treatment for dry mouth

The treatment of dry mouth is depends upon its causes. if medication is reason of the dry mouth then it must be necessary to change the medication .  If blockage of the salivary ducts is the reason of dry mouth then there is need to find the cause of blockage. By controlling the systemic diseases like anemia and diabetes, dry mouth problems can be automatically controlled. To initiate salivary flow Bitters are useful. Commercial saliva substitutes can be used frequently as needed.


Prevention
Avoid the use of alcoholic beverages and mouthwashes containing alcohol. Water and healthy fruit juice can decrease the dry mouth problems. To stimulate saliva flow you can use chewing gum and lemon drops. Routine dental checkups are necessary for your oral health.