Objective: Clinical trial is an inextricable link between advances in medical research technology and improved health care. It is a component of medical health research intended to produce knowledge valuable for understanding human disease, preventing and treating illness and promoting health, the present study investigated the facts of clinical trials and to highlight the features of e-clinical trials through information technology system. Methodology: The study has been carried out using secondary data from different sources which includes official website of the clinical trial gov and ublished articles. Results: Challenges encountered by the harmaceutical industry in the research and development of clinical trial process include design of clinical trial, lack of pidemiological data in specific time, problems in assessing clinicalrelevance and cost-effectiveness, lack of knowledge and training, and high prices. Conclusion: This paper puts forward certain suggestion in order to strengthen the e-clinical trials. Under the eclinicaltrial process the pharmaceutical industry has to achieve a great success in development of clinical data in the patients of various diseases and has brought them a great relief.