What do systematic reviews say?

Phamacotherapies that specifically target ammonia vs placebo or non‐absorbable disaccharides

• Pharmacotherapies that specifically target ammonia for the prevention and treatment of hepatic encephalopathy in… 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 16 participants
  Very low

Band ligation vs no intervention

The review found no eligible studies for this question.

• Band ligation versus no intervention for primary prevention of upper gastrointestinal bleeding in adults with… 2019 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Intervention not reported

• Intermittent preventive treatment for malaria in children living in areas with seasonal transmission 2012 · Cochrane Headline outcomes only
  no estimate extracted
  6 studies · 9533 participants
  Moderate

L‐ornithine L‐aspartate vs placebo or no intervention

It is very uncertain whether L‐ornithine L aspartate changes non‐serious adverse events assessed using ICH‐GCP compared with placebo or no intervention (very low certainty).

• L‐ornithine L‐aspartate for prevention and treatment of hepatic encephalopathy in people with cirrhosis 2018 · Cochrane Headline outcomes only
  RR 1.15 [0.75, 1.77]
  14 studies · 1076 participants
  Very low

Intervention not reported

The intervention showed no clear difference in non‐serious adverse eventsClinical manifestation and laboratory… (low certainty).

• Corticosteroids for preventing postherpetic neuralgia 2023 · Cochrane Headline outcomes only
  RR 1.3 [0.9, 1.87]
  5 studies · 755 participants
  Low