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Dimethylaminoethyl Methacrylate - Butyl Methacrylate - Methyl Methacrylate Copolymer

Medically reviewed by Last updated on Oct 18, 2021.

Excipient (pharmacologically inactive substance)

What is it?

Dimethylaminoethyl methacrylate - butyl methacrylate - methyl methacrylate copolymer is a cationic copolymer; one brand name is Eudragit E PO. It exists as It is a white powder with an amine-like odor. These polymers help seal sensitive active ingredients and increase patient compliance by taste and odor masking. These polymers can also impart solubility and drug release effects based on pH, provide a protective coating and impart color.

Top medications with this excipient


  1. Evonik Industries. Eudragit E PO. Accessed March 31, 2014.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.