Patent ID: 11969500
Assignee: FOUNDRY THERAPEUTICS, INC.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 16:
17. A method for treating postoperative pain associated with a surgical procedure, the method comprising:
implanting a depot at a treatment site in a patient, wherein the depot comprises:
a therapeutic region including a biodegradable polymer, n analgesic, and a releasing agent, wherein the analgesic constitutes at least 50% of a total weight of the depot, and
a pair of control regions disposed at two sides of the therapeutic region, each control region including a biodegradable polymer, wherein each control region has a thickness no greater than 1/50 of a thickness of the therapeutic region; and

releasing the analgesic at the treatment site for a release duration of at least 14 days, wherein the analgesic is released at a first rate for an initial period of the release duration and at a second rate for a subsequent period of the release duration, the second rate being slower than the first rate.