Africa is compared with the rest of the world according to its low material accumulation, according to the medical and social centers, according to the users of the telephone, according to cars, schools, beds of the hospitals per capita, etc. In this perspective, Chad does not escape to this described situation. That is why it is important to dwell on a one of these challenges; that of the health care of Chadians with hidden private individual on the infections of STD / HIV / AIDS. In order to eliminate this pandemic, policies were elaborated by Chadians authorities and benefit from important assistances of international community. It is therefore reasonable to assess these different efforts (policies) and to show how they help to eradicate this danger from here to 2015 as recommended the Millennium Development Goal.