Two of the most important concepts in medicine are “curing” and “caring”. Patients should enter clinical trials with the understanding that they benefit from the treatment or that there may be some benefit to others. In many cancer trials, for example, the best that can be hoped for is a prolongation of life. Whether or not life is prolonged, we argue that there exists an obligation which can be termed a “bond of responsibility” to provide appropriate palliative care within the (...) patient’s own cultural context.The Declaration of Helsinki,1 the principal code governing the conduct of medical research, shows this “bond of responsibility” to be at its core. A number of statements stand out: “the health of my patient will be my first consideration”2 and “a physician shall only act in a patient’s best interest when providing medical care which might have the effect of weakening the physical and mental …. (shrink)