Step 4: Read and complete the decision guide to learn more about your symptoms.
Dry Mouth and Excessive Thirst
Okay, just checking, because medicines are a common cause of dry mouth. Over-the-counter drugs count, too; certain cold remedies, for example, have a tendency to dry up congested sinuses, but they also commonly cause mouth dryness.
Now, on to a question about another medical problem that may be associated with dry mouth.
Do you have diabetes?