News

Ultragenyx Pharmaceuticals Gets CRL for UX111 Gene Therapy for MPS IIIA
RARE faces regulatory setback as FDA issues a CRL for UX111, delaying approval of the MPS IIIA gene therapy until 2026.
Ultragenyx: The High Stakes Of Binary Events And A Short Cash Runway
Ultragenyx's high burn rate, costly R&D, and recent setbacks increase dilution risk, impacting future profitability. Learn ...
BioWorld1d
Ultragenyx hit again, this time with a CRL in rare disease
Manufacturing issues are the latest problem for Ultragenyx Pharmaceutical Inc. to solve after last week’s disappointment in a phase III study to treat brittle bones. The U.S. FDA gave the company a ...
FDA Delays Approval For Ultragenyx's Gene Therapy, But Not A Dealbreaker, Says Analyst
Ultragenyx's UX111 gene therapy faces FDA delay due to facility issues; analysts adjust price targets amid uncertain ...
Precision Medicine Online1d
FDA Declines to Approve Ultragenyx's Gene Therapy for Sanfilippo Syndrome Type A
The firm said the agency cited chemistry, manufacturing, and controls issues in its complete response letter, but had no concerns about product quality.
Fierce Pharma1d
Ultragenyx takes another hit as FDA snubs AAV gene therapy over manufacturing issues
The manufacturing-related rejection for UX111 is more than a setback for Ultragenyx, as it also delays a key test of the new ...
STAT1d
FDA declines to approve Ultragenyx gene therapy
In his first 100 days as commissioner of the Food and Drug Administration, Marty Makary has made a handful of splashy ...
Ultragenyx Pharmaceutical, Apple And Other Big Stocks Moving Lower In Monday's Pre-Market Session
Ultragenyx received a Complete Response Letter from the FDA for UX111 AAV gene therapy to treat Sanfilippo Syndrome Type A ...
BioSpace1d
Ultragenyx Takes Second Hit as FDA Rejects Gene Therapy for Sanfilippo Syndrome
The FDA cited manufacturing issues but did not flag problems with Ultragenyx’s data package for UX111, with the biotech ...
Ultragenyx receives complete response letter for UX111 BLA
The FDA's request stems from observations made during recent inspections of Ultragenyx's manufacturing facilities.
Pharmabiz1d
Ultragenyx receives CRL from US FDA for UX111 AAV gene therapy to treat Sanfilippo syndrome type A
Novato, California Monday, July 14, 2025, 16:00 Hrs [IST] ...
The Pharma Letter1d
Ultragenyx hit with FDA delay for gene therapy targeting rare childhood disorder
Ultragenyx Pharmaceutical (Nasdaq: RARE) has been dealt a regulatory setback, as the American medicines regulator has ...