Bhutan Eliminates Dog-Mediated Rabies: WHO Validation, One Health Approach and India Lessons

Why in News?

• Bhutan has become the first country in WHO’s South-East Asia Region to eliminate dog-transmitted human rabies as a public health problem.
• The achievement has been officially validated by the World Health Organization (WHO).
• Bhutan recorded its last human death due to rabies in June 2023.
• The achievement is important for the global target of ending human deaths from dog-mediated rabies by 2030.

Background

• Rabies remains a major neglected public-health problem, particularly in Asia and Africa. Although the disease is almost completely preventable through timely vaccination and post-exposure treatment, it is almost always fatal once clinical symptoms develop.
• Globally, rabies is estimated to cause around 59,000 human deaths annually. Dogs are the principal source of human rabies transmission.
• Bhutan adopted a coordinated One Health approach, bringing together human health services, veterinary services, local communities and volunteers to control rabies at its source.

What is Rabies?

• Rabies is a viral zoonotic disease affecting the central nervous system.
• It is caused by viruses belonging to the Lyssavirus genus.
• It spreads to humans mainly through the saliva of infected animals, usually through bites or scratches.
• Domestic dogs are responsible for the overwhelming majority of human rabies cases globally.
• Once clinical symptoms appear, rabies is almost always fatal.
• However, rabies is preventable through timely Post-Exposure Prophylaxis (PEP).

WHO Criteria for Validation

WHO validation of elimination of dog-transmitted human rabies as a public health problem requires:

• No human deaths from dog-transmitted rabies for at least two years.
• A country must demonstrate effective surveillance.
• It must maintain the capacity to prevent transmission from re-emerging.
• Effective systems for prevention, detection and response must remain operational.

These criteria were laid out under the WHO Expert Consultation on Rabies, 2018.

How Did Bhutan Eliminate Dog-Transmitted Human Rabies?

1. Mass Dog Vaccination: Bhutan focused on vaccinating dogs, attacking the disease at its primary source.
2. Dog Population Management: Bhutan combined vaccination with systematic management of the dog population, helping make disease-control programmes more effective.
3. Post-Exposure Prophylaxis: People potentially exposed to rabies were provided timely treatment. Thorough washing of the wound immediately with soap and water is an important first step after possible exposure.
4. Integrated Surveillance: Human and animal health authorities coordinated surveillance and information-sharing. When a suspected case emerged, both sectors could conduct joint field investigations and trace potential exposures.
5. Community Participation: Health workers, veterinary professionals and De-suung volunteers, known as the “Guardians of Peace,” helped extend vaccination, dog-population management and public awareness across Bhutan.

Why is Bhutan’s Achievement Significant?

• Regional First: First country in WHO South-East Asia Region to achieve this validation.
• Proof of Prevention: Shows that rabies deaths can be prevented through sustained vaccination and treatment.
• One Health Model: Demonstrates practical implementation of human-animal health coordination.
• Global Goal: Supports the international objective of ending dog-mediated human rabies deaths by 2030.
• Model for India: Bhutan's experience provides lessons for neighbouring countries with a high rabies burden.

Rabies Situation in India

India continues to carry a substantial rabies burden.

• Rabies remains endemic in most parts of India.
• According to the cited report, Andaman & Nicobar Islands and Lakshadweep are exceptions.
• Dogs are responsible for the overwhelming majority of reported rabies mortality and morbidity in India.
• Challenges include large free-roaming dog populations, uneven dog vaccination, gaps in animal birth-control programmes and delayed access to appropriate treatment after bites.

National Rabies Control Programme

India implements the National Rabies Control Programme (NRCP) to prevent and control human rabies.

Its major objectives include:

• Ensuring availability of rabies vaccines and immunoglobulins.
• Strengthening rabies surveillance.
• Improving management of animal-bite cases.
• Training healthcare workers.
• Increasing public awareness.
• Promoting coordination between human and animal health sectors.
• Progressively achieving zero human deaths from dog-mediated rabies by 2030.

Significance for India

Bhutan provides an important policy model for India.

India can strengthen:

• Mass dog vaccination
• Animal Birth Control programmes
• Universal availability of PEP
• Rabies surveillance
• Human-animal health data integration
• Municipal-level implementation
• Community awareness
• One Health coordination

The key lesson is that rabies elimination cannot be achieved through the health sector alone.

Challenges for India

• Large free-roaming dog population.
• Inadequate vaccination coverage among dogs.
• Uneven implementation by urban and rural local bodies.
• Lack of public awareness about immediate wound washing and PEP.
• Gaps in surveillance and reporting.
• Availability and accessibility of vaccines and rabies immunoglobulin in some areas.
• Coordination gaps between veterinary, health and municipal authorities.

Way Forward

• India needs to shift from primarily treating human exposures to simultaneously breaking transmission at the animal source.
• This integrated strategy can accelerate India's progress towards zero dog-mediated human rabies deaths by 2030.

Conclusion

• Bhutan’s achievement demonstrates that rabies elimination is possible through sustained dog vaccination, timely PEP, surveillance, community participation and One Health coordination. 
• For India, the central lesson is clear: controlling rabies requires simultaneously protecting people after exposure and stopping transmission among dogs at its source.

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