Drooling is saliva flowing outside the mouth.
Salivation; Excessive saliva; Too much saliva; Sialorrhea
Drooling is generally caused by:
Some people with drooling problems are at increased risk of breathing saliva, food, or fluids into the lungs. This may cause harm if there is a problem with the body's normal reflexes (such as gagging and coughing).
Some drooling in infants and toddlers is normal. It may occur with teething. Drooling in infants and young children may get worse with colds and allergies.
Drooling may happen if your body makes too much saliva. Infections can cause this, including:
Other conditions that can cause too much saliva are:
Drooling may also be caused by nervous system disorders that make it hard to swallow. Examples are:
Popsicles or other cold objects (such as frozen bagels) may be helpful for young children who are drooling while teething. Take care to avoid choking when a child uses any of these objects.
For those with chronic drooling:
When to Contact a Medical Professional
Call your health care provider if:
What to Expect at Your Office Visit
The provider will do a physical exam and ask questions about your symptoms and medical history.
Testing depends on a person's overall health and other symptoms.
A speech therapist can determine if the drooling increases the risk of breathing in food or fluids into the lungs. This is called aspiration. This may include information about:
Drooling caused by nervous system problems can often be managed with drugs that reduce saliva production. Different drops, patches, pills or liquid medicines may be tried.
If you have severe drooling, the provider may recommend:
Lee AW, Hess JM. Esophagus, stomach, and duodenum. In: Walls RM, Hockberger RS, Gausche-Hill M, eds. Rosen's Emergency Medicine: Concepts and Clinical Practice. 9th ed. Philadelphia, PA: Elsevier; 2018:chap 79.
Marques DR, Carroll WE. Neurology. In: Rakel RE, Rakel DP, eds. Textbook of Family Medicine. 9th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 41.
Melio FR. Upper respiratory tract infections. In: Walls RM, Hockberger RS, Gausche-Hill M, eds. Rosen's Emergency Medicine: Concepts and Clinical Practice. 9th ed. Philadelphia, PA: Elsevier; 2018:chap 65.
Review Date: 10/8/2017
Reviewed By: Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
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