She has worked over 25 years on the development of vaccines for cholera[1] and has expertise on other infectious disease like ETEC, Typhoid, Helicobacter pylori, rotavirus, etc.
[2] Her scientific achievements lie in enteric infections and vaccines including Vibrio cholerae and enterotoxigenic Escherichia coli—major causes of severe diarrhea.
Qadri has focused her research on enteric diseases, specifically in the areas of immunology, genomics, proteomic technology and diagnostics, and vaccine development.
She endeavored to introduce a new cheap oral cholera vaccine in Bangladesh [4] in replacement of Dukoral, which is costly for poor people and cost-ineffective as a public health tool.
[5] She demonstrated the efficacy of Shanchol vaccine in mass population in slam areas in Dhaka,[6] then worked to have it adopted as a public health intervention in Bangladesh,[7] including Rohingya refugees.