Snake bite induced Acute kidney injury(AKI) is very common in our state of Tamilnadu and is associated with significant morbidity & mortality. This study was undertaken to study the factors associated with development of AKI , need for Renal replacement therapy(RRT) & its outcome.Prolonged Bite to hospital time, Persistent oliguria, Thrombocytopenia, Coagulation abnormalities are associated with poor prognosis.