This article deals with the prevention of overdoses by the Quebec association for drug user health promotion. We briefly present the organism from a historical perspective. This leads us to the challenges faced in times of pandemic and the strengths of the approach, which has been more than essential. The approach and practices are then informed by a conception of proximity articulated in the experience of the organization and its founding principles. A critical look is taken and exposes the ethical issues of respect for rights and care that the pandemic has exacerbated.