DUOLITE™ Ion Exchange Resins


Proven Polymers That Provide Formulation Flexibility in Drug Delivery Applications


As an excipient, ion exchange resins have a long history, with the first use in pharmaceutical formulations reported in 1950. They are proven polymers providing formulation flexibility and offering a unique solution to formulation problems. DUOLITE™ is an ionic exchange resin used in suspension formulations for controlled release and taste-masking in the geriatric and pediatric populations that offer improved patient compliance.



Applications for DUOLITE™ Ion Exchange Resins


DUOLITE™ has shown to be a safe and effective excipient and is used in many commercial drug formulations, throughout the world. The resins can be used for different types of oral dosage forms including tablets, capsules or liquid suspensions and provides flexibility to the formulator. 


Applications include:


  • Taste-masking
  • Modified release
  • Tablet disintegrant
  • Solubility enhancement
  • Drug stability
  • Abuse deterrence

DUOLITE™ is a trademark of The Dow Chemical Company