What is hydrophobia? how is it caused? What remedial or precautionary measures are to be taken?

Question

Ghissu Editorial · Accepted Answer

Hydrophobia, or rabies, is a fatal disease caused by the neurotropic rabies virus, transmitted through the saliva of infected animals, mainly dogs, and travelling along nerves to cause encephalitis and fear of water. Prevention relies on immediate wound washing, rabies vaccine and immunoglobulin, and mass dog vaccination.

**Introduction**

Hydrophobia, or rabies, is a fatal viral disease affecting the central nervous system, with dog bites as the main transmission route in India, including ==Andhra Pradesh==.

**Institutional Framework**

1. **National Rabies Control Programme**: Provides guidelines for vaccination and post-exposure prophylaxis, implemented by state bodies like ==Andhra Pradesh’s Directorate of Public Health and Family Welfare==.  
2. **Surveillance and One Health**: Coordination between human and veterinary sectors under One Health ensures effective tracking and control of rabies cases.

**Causes and Transmission**

3. **Rabies Virus and Pathophysiology**: The virus transmits via saliva of infected dogs, traveling through nerves to cause encephalitis and hydrophobia symptoms.  
4. **Animal Reservoirs**: Stray dogs in ==Andhra Pradesh==, especially in ==Rayalaseema== and coastal districts, are primary reservoirs; other mammals also contribute.

**Remedial and Preventive Measures**

5. **Post-Exposure Prophylaxis (PEP)**: Immediate wound washing and timely vaccine plus immunoglobulin administration prevent disease after exposure.  
6. **Animal Vaccination Campaigns**: Mass dog vaccination and sterilization in urban areas like ==Visakhapatnam== reduce virus reservoirs.  
7. **Public Awareness**: State campaigns educate on bite management and responsible pet ownership.  
8. **One Health Collaboration**: Integration of health, veterinary, and municipal services enhances surveillance and outbreak response.

**Way Forward**

9. **Strengthen Surveillance and Vaccination**: Enhance data systems and expand vaccination in urban and rural ==Andhra Pradesh==.  
10. **Increase Awareness and Coordination**: Use media and community workers to promote prevention; institutionalize One Health coordination.

**Conclusion**

Hydrophobia’s fatality can be prevented by strengthening institutional capacity, vaccination, and community awareness in ==Andhra Pradesh==, aligning with SDG 3 for health.

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