Global Human Antihistamine Drug Market Based on Product Types: (H-1 Receptor Antagonists, H-2 Receptor Antagonists) Based on Applications: (Allergic Rhinitis/Hay Fever, Allergic Conjunctivitis, Hives and Other Skin Rashes, Colds, Food Allergies, Other Applications) by Region and Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2022-2032