Dry Mouth

Check your symptoms and
find possible causes with AI for free

Medically Reviewed By:

Unnati Patel

Unnati Patel, MD, MSc

GP / Family doctor

Yoshinori Abe

Yoshinori Abe, MD

Internal medicine

From our team of 50+ doctors

Please choose the symptom you are most concerned about.

It will help us optimise further questions for you.

By starting the symptom checker, you agree to the Privacy Policy and Terms of Use

Find another symptom

How Ubie can help you

With an easy 3-min questionnaire, Ubie's AI-powered system will generate a free report on possible causes.

Your symptoms

Input your symptoms

Our AI

Our AI checks your symptoms

Your report

You get your personalized report

Personalized Report

✔︎  When to see a doctor

✔︎  What causes your symptoms

✔︎  Treatment information etc.

People with these symptoms also use Ubie's symptom checker to find possible causes

  • Not enough saliva

  • The mouth is dry

Just 3 minutes.
Developed by doctors.

Learn More

Content updated on Sep 6, 2022

About the symptom

Dry mouth refers to a condition in which the salivary glands in the mouth don't make enough saliva to keep your mouth wet.

When to see a doctor

Seek professional care if you experience any of the following symptoms

  • Fever

  • double vision

  • Easy fatiguability

  • Seizure attack

  • Abnormal sensation (tingling, prickling)

  • Unexplained weight loss of 5% or more in 1 month

  • Recent weight loss

  • Numbness / sensory disorder

  • Gross hematuria

Possible causes

  • Diabetes mellitus (DM)

    A disease where blood sugar levels are abnormally high, due to problems with insulin production or resistance. There are often no symptoms until the condition has worsened, hence regular screening is important.

  • Leg cramps

    Leg cramp is the episode of sudden pain in the muscles of the leg caused by an involuntary contracting (shortening) of the leg muscle. Most leg cramps occur in the calf muscles and, less commonly, in the feet and thighs.

  • Diabetic neuropathy

    Diabetic neuropathy is a type of nerve damage that can occurs in those with long-term diabetes. High blood sugar can damage nerves throughout the body, most commonly in the legs and feet.

  • Chronic pyelonephritis
  • Candidiasis (oral, hands and feet)
  • Psychogenic polydipsia
  • Cirrhosis of the liver
  • Hypopituitarism

Related serious diseases

  • Dehydration

    Dehydration occurs when you lose more fluid than you take in, and your body does not have as much water as it needs. Common causes of dehydration include inadequate intake, diarrhea, vomiting and fever. Dehydration can also lead to serious complications including seizures, urinary and kidney problems.

  • Heatstroke

Questions your doctor may ask about this symptom

Your doctor may ask these questions to check for this symptom

  • Do you have dry mouth?

  • Do you have less or no appetite, therefore eat less food?

  • Have you noticed that your urine is foamy?

  • Do you have a fever?

  • Have you been passing urine more often?

Other Related Symptoms

Similar symptoms or complaints


  • Hu J, Andablo-Reyes E, Mighell A, Pavitt S, Sarkar A. Dry mouth diagnosis and saliva substitutes-A review from a textural perspective. J Texture Stud. 2021 Apr;52(2):141-156. doi: 10.1111/jtxs.12575. Epub 2020 Dec 15. PMID: 33274753.


  • Arany S, Kopycka-Kedzierawski DT, Caprio TV, Watson GE. Anticholinergic medication: Related dry mouth and effects on the salivary glands. Oral Surg Oral Med Oral Pathol Oral Radiol. 2021 Dec;132(6):662-670. doi: 10.1016/j.oooo.2021.08.015. Epub 2021 Aug 29. PMID: 34593340; PMCID: PMC9112430.


  • Taubert M, Davies EM, Back I. Dry mouth. BMJ. 2007 Mar 10;334(7592):534. doi: 10.1136/bmj.39036.433542.68. PMID: 17347241; PMCID: PMC1819535.


  • Kawamoto M, Yamada SI, Gibo T, Kajihara R, Nagashio S, Tanaka H, Yajima J, Takizawa A, Kondo E, Sakai H, Kaneko T, Uehara T, Kurita H. Relationship between dry mouth and hypertension. Clin Oral Investig. 2021 Sep;25(9):5217-5225. doi: 10.1007/s00784-021-03829-4. Epub 2021 Feb 16. PMID: 33594468.


  • Cappetta K, Beyer C, Johnson JA, Bloch MH. Meta-analysis: Risk of dry mouth with second generation antidepressants. Prog Neuropsychopharmacol Biol Psychiatry. 2018 Jun 8;84(Pt A):282-293. doi: 10.1016/j.pnpbp.2017.12.012. Epub 2017 Dec 20. PMID: 29274375.


Medically Reviewed By:

Unnati Patel

Unnati Patel, MD, MSc

GP / Family doctor

Yoshinori Abe

Yoshinori Abe, MD

Internal medicine

From our team of 50+ doctors

Just 3 minutes.
Developed by doctors.

Ubie is supervised by 50+ medical experts worldwide

Shohei Harase

Shohei Harase, MD


Kameda Medical Center, Japan

Sanshiro Kato

Sanshiro Kato, MD

Emergency department

Kawai Clinic, Japan

Yu Shirai

Yu Shirai, MD


Yotsuya Yui Clinic, Japan

Yoshinori Abe

Yoshinori Abe, MD

Internal medicine

Co-founder of Ubie, Inc.

Rohini R

Rohini R, MD

Ear, nose, throat (ENT)

Bayshore Health Centre, India

Seiji Kanazawa

Seiji Kanazawa, MD, PHD

Obstetrics and gynecology (OBGYN)

National Center for Child Health and Development, Japan

View our medical experts