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Challenges beyond elimination in leprosy.

Farah Naaz1, Partha Sarathi Mohanty1, Avi Kumar Bansal2

  • 1Department of Microbiology and Molecular Biology, National JALMA Institute for Leprosy and Other Mycobacterial Diseases, Agra, Uttar Pradesh, India.

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Leprosy control faces challenges despite multidrug therapy (MDT). Addressing drug resistance and implementing contact-centered prevention are crucial for global elimination efforts beyond current targets.

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Area of Science:

  • Global health
  • Infectious diseases
  • Tropical medicine

Background:

  • Over 200,000 new leprosy cases registered annually worldwide, with stable incidence over eight years.
  • The World Health Organization aims to interrupt leprosy transmission globally by 2020.
  • Multidrug therapy (MDT) is effective but requires early diagnosis and complete adherence.

Purpose of the Study:

  • To review the current global status of leprosy.
  • To discuss challenges in leprosy control and elimination.
  • To emphasize the need to consider multidrug therapy (MDT) resistance and challenges beyond elimination targets.

Main Methods:

  • Literature review of global leprosy data and control strategies.
  • Analysis of the impact and limitations of multidrug therapy (MDT).
  • Discussion of future challenges in leprosy elimination.

Main Results:

  • Leprosy incidence remains high globally, exceeding 200,000 new cases annually.
  • Multidrug therapy (MDT) effectiveness is threatened by potential drug resistance.
  • Current elimination strategies need to incorporate comprehensive disease burden measurement and contact-centered interventions.

Conclusions:

  • Sustained global action is required to address leprosy, including monitoring and managing multidrug therapy (MDT) resistance.
  • Contact-centered preventive interventions are essential for a comprehensive global elimination strategy.
  • Challenges beyond the 2020 elimination target must be proactively addressed for long-term leprosy control.