There are many causes of dry mouth. Dry mouth most commonly occurs as a side effect of medications that cause decreased saliva production, including high blood pressure medications, antihistamines, antidepressants, diuretics, nonsteroidal anti-inflammatories, narcotics, and many others.
Liquid diet: The Liquid diet is the restriction of solid food intake, and replacement of solid food with liquids. In hospitals, liquid diets are prescribed by doctors for a number of reasons for patients who are unable to consume solid foods. Liquid diets may be prescribed following surgery or as a preparation for certain medical procedures.
A clear liquid diet helps maintain adequate hydration, provides important electrolytes like sodium and potassium, and. gives some energy when a full diet isnât possible. A clear liquid diet is often prescribed: â¢ To prepare for medical procedures, such as sigmoidoscopy, colonoscopy, some x-rays, or for surgery. â¢ If you have certain digestive problems, such as nausea, abdominal distention vomiting or diarrhea because clear. liquids are easily absorbed by the body and reduce stimulation of the digestive system.