carbinoxamine maleate, USP, 4mg tablets carbinoxamine maleate, USP, 4mg/5mL liquid Carbinoxamine maleate is a histamine-H1 blocking agent with effective anticholinergic properties. The primary side is a 15-20% sedation rate. This compound has a distinguished history as an oral antihistamine used in the treatment of both seasonal allergic rhinitis and perennial allergic rhinitis (hay fever). This site provides the background history of carbinoxamine maleate as it was developed in the early 1950's and marketed by the McNeil Laboratories, Inc.® under the brand name Clistin® for more than 30 years. This site also provides the very latest update in ANDA approval for carbinoxamine maleate as determined by the FDA in 2003 and in 2006. Presently, Palgic®, is FDA approved as a single-entity antihistamine in the United States. Finally, this site provides a historical overview of the carbinoxamine maleate monographs, both historical and current. History / ANDA / Clinical Studies / Monographs / Resources / Home McNeil Laboratories, Inc.® and Clistin® are registered trademarks of McNeil Laboratories, Inc., Fort Washington, PA 19034. PALGIC® is a registered trademark of Pamlab LLC, Covington, LA, 70433