A Study to Evaluate the Long-term Safety and Efficacy of Fenebrutinib in Participants Previously Enrolled in a Fenebrutinib Chronic Spontaneous Urticaria (CSU) Study

Summary

This is a Phase II, multicenter, open-label extension (OLE) study to evaluate the long-term safety and efficacy of fenebrutinib in participants with Chronic Spontaneous Urticaria (CSU) who have completed the treatment period in a fenebrutinib CSU parent study. Participants may enroll in this OLE study at any time after completing the treatment period of the parent study. Participants will receive open-label fenebrutinib at a dose of 200 milligram (mg) orally twice a day. Treatment may continue until the end of the study.

Timeline

Start

2018-09-27

Primary completion

2019-10-23

Completion

2019-10-23

Drugs

Indications