Needle and syringe programmes (NSP) to reduce HIV transmission

Summary of the evidence

  • Beneficial

NSP programmes were found to be effective in a systematic review (Aspinall et al., 2014), in:

  • reducing the transmission of HIV among people who inject drugs (pooled effect size 0.66 (95 % CI 0.43 to -1.01)  across  all  studies,  and  0.42  (95 % CI  0.22 to 0.81) across six higher quality studies)


Note: this evidence summary is only valid for the outcomes, target groups, settings and substances/patterns of use described below.