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Epidemic
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Research Reveals High Pesticide Resistance in Aedes Mosquitoes in Dhaka and Chattogram

A joint study by Jahangirnagar University and Japanese researchers found that Aedes mosquitoes in Dhaka and Chattogram have developed resistance to five out of six tested pesticides. The findings suggest that existing chemical control measures are largely ineffective, significantly increasing the risk of future dengue outbreaks.

Thursday, 20 August 2026 at 12:56 pmDhaka and Chattogram

Hazard specifics

Disease

dengue

Notes

Aedes mosquitoes in Dhaka and Chattogram have developed significant cross-resistance to pyrethroid and carbamate insecticides, with only organophosphate-based malathion showing effectiveness in current tests.

Affected scope

1 Record
ScopeSource wording
2 · districtঢাকা ও চট্টগ্রাম
2 · district
ঢাকা ও চট্টগ্রাম
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