Patent Covering Ion Exchange Resin Drug Delivery Technology

Background

Weak acid ion exchange resins are used for immediate release of pharmaceutical agents into the stomach.

Current Patent

• Adding a release enhancing agent to the weak acid ion exchange resin will increase the rate of drug release in high pH levels

• A solid oral dosage containing at least one pharmaceutical active agent bound to a weak acid ion exchange resin and a release-enhancing agent

• Immediate release method using weak acid ion exchange resin in high pH environments

Patent #8,187,617