Things vary considerably, partly because there's no real central registry for journal names: If you're the Journal of X, it just means you were the first organization audacious enough to pick that name, not necessarily that you're actually a legitimate representative of field X.
There are, fortunately, some somewhat more sane bioethics journals, like the one named Bioethics, which has article titles that at least seem to involve legitimate issues at the intersection of medical practice and ethics, like, "Addiction and Autonomy: Can Addicted People Consent to the prescription of their drug of addiction?": http://www.wiley.com/bw/journal.asp?ref=0269-9702
There are, fortunately, some somewhat more sane bioethics journals, like the one named Bioethics, which has article titles that at least seem to involve legitimate issues at the intersection of medical practice and ethics, like, "Addiction and Autonomy: Can Addicted People Consent to the prescription of their drug of addiction?": http://www.wiley.com/bw/journal.asp?ref=0269-9702