Polydipsia is a medical condition in which a person ingests abnormally large amounts of fluid by mouth. Polydipsia and diabetes go hand in hand as extreme thirst is one of the main symptoms of diabetes. Polydipsia diabetes symptoms may also occur as the result of not taking anti-diabetic medication or when medication doses become inadequate. Although a person may have polydipsia and diabetes, the condition may not be caused by the diabetes itself. For example, polydipsia is often the result of drinking too much caffeine. It is also a major symptom of atropine or belladonna poisoning, according to DiabetesDaily.com

Polydipsia in Diabetes Insipidus

Diabetes insipidus is a condition which is characterized by polydipsia and the excretion of large amounts of diluted urine. It is a totally separate condition from diabetes mellitus; although they share a common name, they are caused by unrelated mechanisms. Diabetes insipidus is either caused by …