A doctor is testing a new medication and he doesn and rsquot tell the people in the study about the possible side effects of the medicine. He is .?

The doctor is violating ethical principles of informed consent by not disclosing the possible side effects of the medication to the participants. Informed consent requires that participants are fully aware of the risks and benefits associated with a study before agreeing to take part in it. This lack of transparency can lead to harm and undermines trust in medical research. Ethical guidelines mandate that participants be adequately informed to make safe decisions regarding their health.