Mosquitoes are the most vital single gathering of creepy crawlies as far as general wellbeing. They transmit various illnesses, for example, jungle fever, dengue fever, chikungunya, filariasis, Japanese encephalitis, West Nile infection and yellow fever and so on prompts a large number of passings consistently. The aim of this study is to investigate the impacts of various parts of Solanum nigrum unrefined concentrate tried against fourth instars hatchlings of dengue vector, Aedes-aegypti, under the research facility conditions. New Solanum nigrum plants were gathered from professional flower bed D.G.P.G College in Kanpur, U.P.__ampersandsignnbsp; India, and washed completely 2-3 times with running faucet water. 20 gm of new leaves and 10-10gm green and dark berries was gathered and quickly ground utilizing a pestle and mortar independently. All ground material was sifted through a Buchner pipe with What-man number 1 channel paper and independently put away in glass bottle till additionally utilize. Research centre raised fourth instars hatchlings of Aedes-aegypti were treated with various centralization of fluid arrangements all things considered. The tests were directed at room temperature (24__ampersandsigndeg;C-29__ampersandsigndeg;C). Fixations (1-5%) of the all concentrate were set up in de-chlorinated water. At each the given fixation, 100 hatchlings were uncovered. Mortality was watched for 24, 48 and 72 hours. Leaves and dark berries extricate displayed most noteworthy larvicidal movement with a LC50 estimation of 2.47, 1.67, 0.98 and 1.54, 1.14 0.99% following 24, 48 and 72 hours individually. No mortality was seen in the control gathering. This is another eco-accommodating methodology for the control of Aedes-aegypti mosquito as target species. The present outcomes propose that the viable rough leaf extricates can possibly be utilized as a perfect eco-accommodating methodology for the control of mosquito vectors.