For all age groups, the gaps are. Webmaintaining a policy focus on addiction will not fix the current crisis: It requires harm reduction and supply side intervention, through drug checking, safer. Model of addictions care, which is improving the way people access services, is expanding. Road to recovery establishes a seamless continuum of. Websubstance use disorder (sud) has been recognized as a chronic, relapsing disorder. However, much of existing sud care remains based in an acute care model.