Baby Steps To Real-World Evidence Of Efficacy: External Controls Gain Popularity In Rare Disease Trials
The Pink Sheet takes a closer look at recent clinical announcements showing how rare disease therapy sponsors are already increasingly reliant on natural history studies to guide drug development.
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Robust natural history data sets with well-chosen outcomes are fundamental in Aetion’s regulatory feasibility tool for real-world evidence, built through analysis of US FDA case studies and guidance.
Sarepta conducted study-level and integrated-level comparison analyses of SRP-9001-treated patients and external controls. However, heterogeneous nature of DMD and potentially moderate treatment effect of SRP-9001 distinguish it from Novaritis' spinal muscular atrophy treatment, where natural history data were used to support single-arm trial results, the FDA said.
Advisory committee will discuss ways to encourage inclusion of the Pediatric PRO-CTCAE tool in cancer trials on 11 May, followed the next day by a discussion on real-world data sources that could inform the efficacy and long-term safety of pediatric cancer treatments.