Global Rx-to-OTC Switches Market By Product Type (Internal use drugs, External use drugs) By Therapeutic Area (Allergy, Pain, Gastrointestinal, Dermatological) By Distribution Channel (Hospital Pharmacies, Online Pharmacies, Food, Drug & Mass Merchandisers (FDMMs), Convenience stores) Region and Companies – Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2025-2034