Home / Dosing

Dosing & Administration

IWILFIN is an oral tablet taken twice daily for 2 years

(or until recurrence of disease or unacceptable toxicity)1

Recommended dosage: 1 to 4 tablets based on Body Surface Area (BSA)

Dosing Calculator

ft
in
lb
m2
Recommended dosage based on BSA
BSA (m2)Dosage
Error: Values entered don’t match approved dosing parameters. Please try again.
>1.5768 mg (4 tablets) orally twice a day
0.75 to 1.5576 mg (3 tablets) orally twice a day
0.5 to <0.75384 mg (2 tablets) orally twice a day
0.25 to <0.5192 mg (1 tablet) orally twice a day

BSA should be evaluated every 3 months from initiation of dosing and throughout the duration of treatment to determine if a dose adjustment is needed.

m2
Recommended dosage based on BSA
BSA (m2)Dosage
Error: Values entered don’t match approved dosing parameters. Please try again.
>1.5768 mg (4 tablets) orally twice a day
0.75 to 1.5576 mg (3 tablets) orally twice a day
0.5 to <0.75384 mg (2 tablets) orally twice a day
0.25 to <0.5192 mg (1 tablet) orally twice a day

BSA should be evaluated every 3 months from initiation of dosing and throughout the duration of treatment to determine if a dose adjustment is needed.

This Dosing Calculator is intended for use only by qualified healthcare providers. All calculations should be confirmed before use.

US WorldMeds makes no claims as to the accuracy of the information contained herein.

Flexible Administration and Storage1

Photo of IWILFIN bottle and tablets
  • IWILFIN may be swallowed whole, chewed, or crushed then mixed with soft food or liquid
  • IWILFIN can be taken with or without food
  • Store at room temperature, 68°F-77°F, with excursions permitted between 59°F-86°F

IWILFIN is available as 192-mg round, white to off-white tablets imprinted with EFL on one side and 192 on the other side. Actual size is ~11 mm in diameter.

Purple icon of documents with a magnifying glass.

Learn how to get your patients started on IWILFIN.

Access & Resources
Purple icon speech bubbles with dots and a question mark

Have questions? Contact us to request more information.

Contact Us

References:

1. IWILFIN. Prescribing information. USWM, LLC; 2023