Safety and Efficacy of Pemigatinib in Patients With High-risk Urothelial Cancer After Radical Surgery

At Day 1, prior to the start of treatment, results from screening visit evaluations are reviewed to determine eligibility requirements. Subsequent visits during treatment phase will take place at Day 8, Day 15 and Day 21 and subsequently at 3 week intervals. Timing of subsequent visits can be prolonged to max. 9 week intervals if no problems exist during the first 12 weeks of therapy. Subjects will self-administer study drug using an oral QD regimen in a continuous dosing schedule. Each dose of Pemigatinib should be taken first thing in the morning upon waking or after a 2-hour fast; subjects should then fast for an additional 1 hour after taking study drug. The starting dose is 13.5 mg Pemigatinib. Study treatment will continue until 12 months, or until the evidence of disease relapse or onset of unacceptable toxicity.