What do systematic reviews say?

DPP4i vs placebo

DPP4i showed no clear difference in all‐cause mortality compared with placebo (high certainty).

• Dipeptidyl peptidase‐4 inhibitors, glucagon‐like peptide 1 receptor agonists and sodium‐glucose co‐transporter‐2… 2021 · Cochrane Headline outcomes only
  OR 1.03 [0.96, 1.11]
  6 studies · 47968 participants
  High