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Updated: Feb 8, 2026

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In Vivo Functional Study of Disease-associated Rare Human Variants Using Drosophila
Published on: August 20, 2019
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Regulating Rare Disease: Safely Facilitating Access to Orphan Drugs
Summary
Developing treatments for rare diseases faces challenges like small patient populations and high costs. New legislation, including the 21st Century Cures Act, may improve access to rare disease therapies while ensuring safety.
Area of Science:
- Medical Science
- Regulatory Science
- Pharmaceutical Development
Background:
- Approximately 10% of Americans have a rare disease, yet only 5% have FDA-approved treatments.
- Limited patient populations, incomplete scientific understanding, and high development costs hinder rare disease drug development.
- The approval of Eteplirsen for Duchenne muscular dystrophy highlights the complexities in rare disease treatment development.
Purpose of the Study:
- To analyze the challenges in developing and approving treatments for rare diseases.
- To examine the impact of the current drug regulatory system on rare disease treatment availability.
- To evaluate the potential of the 21st Century Cures Act and the Trickett Wendler Right to Try Act to improve patient access to therapies.
Main Methods:
- Review of existing literature on rare disease drug development and regulatory pathways.
- Analysis of the 21st Century Cures Act's provisions regarding patient experience data.
- Examination of the Trickett Wendler Right to Try Act's implications for patient access.
Main Results:
- Current regulatory frameworks present significant hurdles for rare disease drug development.
- The 21st Century Cures Act and Right to Try Act offer potential avenues to expedite access.
- Careful implementation is crucial to balance patient access with safety assurance.
Conclusions:
- Unmet therapeutic needs in rare diseases can be addressed through legislative reform.
- The 21st Century Cures Act and Right to Try Act, when implemented thoughtfully, can facilitate safe patient access to treatments.
- Legislative efforts can potentially overcome fundamental issues limiting rare disease treatment availability.
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