Patent ID: 11964076
Assignee: FOUNDRY THERAPEUTICS, INC.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 13:
14. A method for treating a subject, the method comprising:
implanting a multilayer film at a surgical site in the subject, the multilayer film including an upper film layer, an intermediate film layer, and a lower film layer, wherein the multilayer film is prepared by:
combining poly(lactide-co-glycolide) (PLGA), a releasing agent, and an active agent in a solvent,
evaporating the solvent to form the intermediate film layer, wherein the active agent constitutes from 40 wt % to 80 wt % of the intermediate film layer,
forming the upper layer on an upper surface of the intermediate layer by dip coating, wherein the upper film layer includes PLGA and is configured to control release of the active agent from the intermediate film layer, and
forming the lower film layer on a lower surface of the intermediate film layer by dip coating, wherein the lower film layer includes PLGA and is configured to control release of the active agent from the intermediate film layer.