Provide pre-approval single patient Expanded Access (Compassionate Use) of Etrasimod for patients.

In Expanded Access, treating physicians are the Sponsors. Expanded Access requests from treating physicians may be submitted to www.pfizercares.com. Availability will depend on location and country.

Patient must be intolerant, have a contraindication or had inadequate response to at least 3 therapies available for Ulcerative Colitis (UC) in this country or provide a rationale of why therapy was not used.