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Health | Dengue Larvae Found in 40% of Sri Lankan Schools, Officials Urge Prevention Efforts

Pankaj Mukherjee, Senior Technology Correspondent

Pankaj Mukherjee

Senior Technology Correspondent · AI, startups & MeitY policy

3 min read

Quick summary

Sri Lanka's National Dengue Control Unit reported on , that 40% of schools inspected by the Ministry of Health contained dengue mosquito larvae, highlighting an urgent public health concern. This development underscores the importance of continuous prevention and control measures, which are equally vital for India to combat the seasonal spread of dengue.

Dengue Larvae Found in 40% of Sri Lankan Schools, Officials Urge Prevention Efforts

Sri Lanka's National Dengue Control Unit (NDCU) announced on , that dengue mosquito larvae were detected in 40% of schools inspected by the Ministry of Health, prompting continued inspection and fumigation campaigns across the country, particularly near examination centers to curb disease spread.

What's New / Key Findings

Acting Director of the National Dengue Control Unit, Kapila Kannangara, informed journalists on , that recent surveys indicated an increased percentage of schools with dengue mosquito larvae. In response, health authorities in Sri Lanka are intensifying their efforts with ongoing inspections and fumigation activities aimed at reducing mosquito breeding sites and limiting dengue transmission.

Key Details

The inspections revealed that a significant 40% of the schools examined harbored dengue mosquito larvae. Fumigation activities are specifically being conducted at centers hosting the General Certificate of Education (Ordinary Level) examinations to safeguard students and staff during this critical period.

Evidence / Source

The information was provided by Kapila Kannangara, Acting Director of the National Dengue Control Unit, part of Sri Lanka's Ministry of Health. The National Dengue Control Unit is responsible for coordinating dengue control and preventive activities within the Ministry of Health, Sri Lanka. Sri Lanka reported over 51,000 dengue cases in 2025, highlighting the persistent public health challenge posed by the disease.

Limitations

While the report highlights a significant concern, specific figures on the total number of schools inspected or the detailed methodology of the surveys were not disclosed in available reports. The long-term efficacy of the current fumigation and inspection campaigns will require ongoing monitoring. Readers should consult with local health authorities for specific guidelines in their region.

Practical Takeaway

This situation in Sri Lanka serves as a reminder for communities, including those in India, to remain vigilant against dengue. Eliminating stagnant water sources where mosquitoes breed is crucial. Simple measures such as regularly checking and emptying water in flower pots, buckets, and coolers, using mosquito repellents, wearing full-sleeved clothing, and ensuring proper waste management can significantly reduce the risk of dengue transmission. If fever persists for more than two days, it is advised to seek medical advice promptly.

Key Takeaways

  • 40% of schools inspected in Sri Lanka by the Ministry of Health were found to have dengue mosquito larvae on .
  • Sri Lanka's National Dengue Control Unit is conducting intensified inspection and fumigation campaigns, especially around examination centers.
  • Dengue remains a significant public health concern in Sri Lanka, with over 51,000 cases recorded in 2025.
  • Preventive measures such as eliminating stagnant water and using mosquito repellents are crucial to control dengue spread in all affected regions, including India.

People Also Ask

What is dengue fever?
Dengue fever is a viral infection transmitted by the bite of infected Aedes mosquitoes. Common symptoms include high fever, body aches, headaches, and rashes. While there is no specific cure, early detection and supportive care can manage symptoms effectively.

How can dengue mosquito breeding be prevented?
Dengue mosquitoes breed in stagnant water. Prevention involves regularly inspecting and eliminating standing water in and around homes and schools, such as in flower pots, old tires, and uncovered water containers. Using mosquito screens and repellents also helps.

Is dengue a concern in India?
Yes, dengue is a significant public health concern in India, particularly during and after the monsoon season when mosquito breeding conditions are favorable. The National Centre for Vector Borne Disease Control (NCVBDC) monitors cases and promotes preventive measures across states.

What are the symptoms of dengue to watch out for?
Symptoms typically appear 4-10 days after a mosquito bite and include sudden high fever, severe headache, pain behind the eyes, muscle and joint pain, nausea, vomiting, and skin rash. If these symptoms occur, it is advised to consult a healthcare provider.

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