Ethics is the “science which treats of human nature and the grounds of moral obligation; the science of human duty”. Medical ethics is that branch of applied philosophy which considers issues of values raised by medical practice, and should not be equated with «principlism». Differences in culture, resources, demand, level of development, and cultural and religious differences may alter ethical approaches around the world. The principles of medical ethics are beneficence, autonomy, disclosure of information, and social justice. Hippocrates is the highlight in the history of medicine. Before him, medicine was empirical and limited to observation. He is the one who created the foundations of scientific medicine, as we know it today. The pract...