The Global Antihistamine Drugs Market is driven by increasing prevalence of allergic disorders The Global Antihistamine Drugs Market involves drugs that treat or prevent allergic conditions by blocking the action of histamine released by basophils and mast cells. Histamine is the major chemical mediator in allergy causing symptoms like sneezing, itching, rashes, runny nose and others. Antihistamines work by blocking the H1-receptor in the body where histamine is normally attached to...