Global Xerostomia Therapeutics Market By Product Type (Artificial Saliva, Dentifrices, Salivary Stimulants, Saliva Substitutes, Drugs and Salivary Pen),  Distribution Channel (Hospital Pharmacies, Retail Pharmacies and Online Pharmacies), Application (Over The Counter (OTC) and Prescription), Country (U.S., Canada, Mexico, Germany, Italy, U.K., France, Spain, Netherland, Belgium, Switzerland, Turkey, Russia, Rest of Europe, Japan, China, India, South Korea, Australia, Singapore, Malaysia, Thailand, Indonesia, Philippines, Rest of Asia- Pacific, Brazil, Argentina, Rest of South America, South Africa, Saudi Arabia, UAE, Egypt, Israel, Rest of Middle East & Africa) Industry Trends and Forecast to 2028.