Impact of MDA on Prevalence of Bancroftianfilariasis in 19 Villages of Hingnataluka of Nagpur District (Maharashtra)

Background: Filaria is a serious and often underestimated public health problem.inspite of existence of the national filarial control programme since 1955, It is important to understand the change in mf rates in indian community over time specially after initiation of mda programme to develop effective prevention strategies. Aims and Objectives: To study the factors and circumstances related to change in mf rate in indian community over time after initiation of mda in 2004 Material and Methods: The study was conducted in 19 villages of hingna taluka Nagpur ,maharashtra . between 2000 to 2300 hours for 5 years door to door survey is conducted in selected localities between 1st January 2011 to 30 august 2016 for detection of micofilaria in blood peripheral night blood survey were conducted once in a month To detect all microfilaria carrier.and to study the microfilaria prevalence an attempt was made to cover entire population by mass blood survey . Results: Out of 24030 population covered in round 1 , 17033 samples were collected and examined, 115 sample were found to be MF positive, during round 2 population of 24689 was covered, 18558 samples were collected and examined ,95 samples were found positive, during round 3 population of 24872 was covered,18635 samples were collected and examined ,62 samples were found positive. Conclusions: In the nagpur district more than five rounds of MDA have been completed. Present survey shows an overall mf rate of 0.33 in round 3 which is less than 1, younger age group found negative for mf indicates impacts of mda in hingna taluka . Highest mf rate of was noted in the age group of 15–39yr Coverage of MDA have improved over last 10 years as per DMO office Nagpur , MDA clearly have a positive impact over MF rate in area As current mf rate is below 1 and still on decreasing trend .