Patent ID: 11957662
Assignee: SPRINGWORKS THERAPEUTICS, INC.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A method for therapeutic treatment of desmoid tumor in a patient in need thereof comprising orally administering to the patient 150 mg (free base equivalent dose) of nirogacestat or a pharmaceutically acceptable salt thereof twice daily without concomitant administration of a CYP3A4 inhibitor, wherein the patient, after initial administration of 150 mg (free base equivalent dose) of nirogacestat or a pharmaceutically acceptable salt thereof, exhibits an AUClast of nirogacestat of less than 4000 ng·h/mL and wherein the nirogacestat or pharmaceutically acceptable salt thereof is provided as one or more solid dosage forms and includes a pharmaceutically acceptable excipient, and the method comprises one or more of:
(a) upon the patient having Grade 3 diarrhea persisting for at least 3 days despite medical therapy, withholding the nirogacestat or pharmaceutically acceptable salt thereof until the diarrhea is resolved to no higher than a Grade 1 diarrhea or baseline and then restarting oral administration of the nirogacestat or pharmaceutically acceptable salt thereof at a dose of 100 mg (free base equivalent dose) twice daily;
(b) upon the patient having Grade 3 hypophosphatemia persisting for at least 7 days despite replacement therapy, withholding the nirogacestat or pharmaceutically acceptable salt thereof until the hypophosphatemia is resolved to no higher than a Grade 1 hypophosphatemia or baseline and then restarting oral administration of the nirogacestat or pharmaceutically acceptable salt thereof at a dose of 100 mg (free base equivalent dose) twice daily; and
(c) upon the patient having Grade 3 hypokalemia despite replacement therapy, withholding the nirogacestat or pharmaceutically acceptable salt thereof until the hypokalemia is resolved to no higher than a Grade 1 hypokalemia or baseline and then restarting oral administration of the nirogacestat or pharmaceutically acceptable salt thereof at a dose of 100 mg (free base equivalent dose) twice daily; and
(d) upon the patient having an alanine transaminase (ALT) or aspartate aminotransferase (AST) of 3 to 5 times upper limit of normal (ULN), withholding the nirogacestat or pharmaceutically acceptable salt thereof until the ALT, AST, or both are resolved to no higher than 3 times ULN or baseline and then restarting oral administration of the nirogacestat or pharmaceutically acceptable salt thereof at a dose of 100 mg (free base equivalent dose) twice daily, wherein the method comprises (d) upon the patient having an ALT or AST of 3 to 5 times ULN, withholding the nirogacestat or pharmaceutically acceptable salt thereof until the ALT, AST, or both are resolved to no higher than 3 times ULN or baseline and then restarting oral administration of the nirogacestat or pharmaceutically acceptable salt thereof at a dose of 100 mg (free base equivalent dose) twice daily.