FDA Extends Skyrizi sBLA Review by 3 Months

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FDA has extended by three months its review of an AbbVie supplemental BLA for Skyrizi (risankizumab-rzaa) for treating moderate to severe Crohn’s disease in patients 16 years and older. The extension gives the agency additional time to review additional data submitted by AbbVie, including information about the on-body injector, for the new proposed indication.

 

Skyrizi was approved in the U.S. in 2019 to treat moderate to severe plaque psoriasis in adults who are candidates for systemic therapy or phototherapy. Earlier this year, it was approved to treat active psoriatic arthritis in adults. 
 

The sBLA submission is based on data from three Phase 3 studies — ADVANCE, MOTIVATE and FORTIFY. The company says data from the induction studies ADVANCE and MOTIVATE, showed that a significantly greater proportion of patients with Crohn’s disease treated with either dose of risankizumab-rzaa IV induction therapy (600 mg or 1200 mg) met the co-primary endpoints of clinical remission and endoscopic response at week 12 compared to placebo. In the FORTIFY randomized-withdrawal maintenance trial, a significantly greater proportion of participants achieved endoscopic response and clinical remission with risankizumab-rzaa SC at one year for both assessed doses (360 mg or 180 mg) compared to those who were randomized to the withdrawal arm and received a placebo.

 

The safety profile, AbbVie says, was generally consistent with the known safety profile of risankizumab-rzaa.

Skyrizi is an interleukin-23 (IL-23) inhibitor that selectively blocks IL-23 by binding to its p19 subunit, AbbVie says, adding that IL-23 is a cytokine involved in inflammatory processes.

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