What do systematic reviews say?

H2 receptor antagonists vs sucralfate

H2 receptor antagonists probably leads to higher nosocomial pneumonia compared with sucralfate (moderate certainty).

• Interventions for preventing upper gastrointestinal bleeding in people admitted to intensive care units 2018 · Cochrane Headline outcomes only
  RR 1.22 [1.07, 1.4]
  17 studies · 3041 participants
  Moderate