Myself Dr. Dhivya Thiyagarajan, Iam from Kanniyakumari. I have completed my MD Anaesthesiology from Velammal medical college hospital & research institute, Madurai. Now Iam working as a registrar in the department of cardiac anaesthesia in Apollo main hospitals, chennai. I have received International best researcher award in the field of Anaesthesia for the research topic OPIOID FREE ANAESTHESIA. I thank my guide Dr. Ramanarayanan, my department and my alma matter for giving me this opportunity to do this research study. My heartfelt thanks to ISSN awards for honouring the research scholars.