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Post-approval, manufacturers may modify an approved new or generic drug product. Such modifications can encompass alterations in the Active Pharmaceutical Ingredient (API), manufacturing process, formulation, batch size, manufacturing site, and container closure system (FDA Guidance for Industry, April 2004). Often, a drug product may undergo multiple changes.These modifications require careful evaluation to determine their potential impact on the drug product's identity, strength, quality,...
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Toripalimab: First Global Approval.

Susan J Keam1

  • 1Springer, Private Bag 65901, Mairangi Bay, 0754, Auckland, New Zealand. dru@adis.com.

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|February 27, 2019
PubMed
Summary

Toripalimab, a novel immunotherapy, shows promise for treating advanced melanoma. This article details its development and conditional approval in China for patients resistant to prior treatments.

Area of Science:

  • Oncology
  • Immunotherapy
  • Drug Development

Background:

  • Toripalimab is a monoclonal antibody targeting the PD-1 pathway.
  • It blocks interactions between PD-1 and its ligands (PD-L1/PD-L2).
  • Shanghai Junshi Bioscience developed toripalimab for cancer treatment.

Purpose of the Study:

  • To summarize the development milestones of toripalimab.
  • To highlight its first global approval for melanoma treatment.

Main Methods:

  • Review of clinical trial data, including Phase 2 efficacy and safety studies.
  • Analysis of regulatory submission and approval processes.

Main Results:

  • Toripalimab demonstrated positive efficacy in a Phase 2 trial for melanoma.

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  • Conditional approval was granted in China in December 2018.
  • The approval is for unresectable or metastatic melanoma post-systemic therapy.

    • Conclusions:

    • Toripalimab represents a significant advancement in melanoma immunotherapy.
    • Its development journey culminated in a crucial regulatory milestone.
    • This marks a key step towards broader application in cancer therapy.