曾有一位受人尊敬的 FDA 人员告诉我，在尝试新批准的高胆固醇血症新药之前，我应该等待至少五年的时间，看看药品在一般人群中会出现什么副作用。这种态度很难改变，而且获批仿制药的任何不合格或问题都会导致怀疑的种子在医疗保健界或一般患者人群中疯长。只要想想最近的缬沙坦杂质问题将如何影响患者对 FDA 和仿制药审批过程的信心就知道了。前进一步后退两步！
Drug Price Competition and Patent Term Restoration Act of 1984 (Hatch-Waxman Act)
Mandatory Reading:
Regulatory Affairs (Reg)
Intellectual Property (IP)
Quality Assurance (QA)
Legal Department
Work Suggestions:
Reg: Ensure the company's drug applications comply with the new drug application procedures and bioequivalence standards.
IP: Monitor patent term extensions and the impact on the company's patent strategy.
QA: Verify that manufacturing processes meet the identity, strength, quality, and purity requirements.
Legal Department: Advise on patent infringement issues and the legal implications of abbreviated new drug applications.
Scope of Application: The Drug Price Competition and Patent Term Restoration Act of 1984 applies to chemical drugs, including new molecular entities and generic drugs, in the United States. It is intended for regulatory bodies, pharmaceutical companies, and legal entities involved in drug development and approval processes.
Key Points Summary:
Abbreviated New Drug Applications (ANDAs): The Act allows for the streamlined approval of generic drugs by submitting abbreviated applications showing bioequivalence to the listed drug, without repeating costly and time-consuming clinical trials.
Patent Term Restoration: Offers a mechanism to extend the effective patent life of a drug to partially compensate for the time lost during the regulatory review process, up to a maximum of five years.
Data Exclusivity: Provides a period of data exclusivity, during which the FDA cannot approve ANDAs for other companies that rely on the innovator's safety and efficacy data.
Patent Certification: Requires ANDA applicants to certify about the listed drug's patents or periods of exclusivity, which can trigger a patent infringement lawsuit.
Regulatory Review Period: Defines the regulatory review period for calculating patent term extensions and sets rules for due diligence during the application process.
Conclusion: The Drug Price Competition and Patent Term Restoration Act of 1984 is a landmark legislation that balances the need for accessible, affordable medications with the incentive for innovation. It has significantly impacted the pharmaceutical industry by fostering competition and ensuring that both innovator and generic drug companies have clear pathways to market. The above points are not exhaustive; for comprehensive understanding, the full text of the Act should be consulted.
