Effer-K® is manufactured by Nomax Inc., a registered drug and medical device manufacturer, specializing in solid and effervescent dosage forms. Founded in 1982, Nomax has the facilities and equipment to manufacture and package tablets and granules in bottles and strip packages.

Our corporate mission focuses on customer value - high quality products and services at a fair price. We pursue this mission by continuously improving our facilities, machinery, processes, products and our most important resource, our people.

Nomax, Inc. is located in St. Louis, Missouri.