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Haematemesis and Melaena (Upper GI Bleeding)

Management of acute upper gastrointestinal bleeding.

Reviewed by Dr Kola Tytler MBBS CertHE MBA MSt MRCGP (General Practitioner)
Last reviewed: 30 August 2025
GastroenterologyEmergency MedicineSurgery
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regional clinical guidance

Haematemesis and Melaena (Upper GI Bleeding): guidance by region

Recommendations, thresholds and pathways can differ. Open the page written for the jurisdiction you need.

United StatesAcute upper gastrointestinal bleedingDigestive · reviewed 2026-08-20CanadaAcute upper GI bleedingDigestive · reviewed 2026-08-20AustraliaAcute upper GI bleedingDigestive · reviewed 2026-08-20

Clinical Guidelines

NICE guideline [CG141]: Acute upper gastrointestinal bleeding in over 16s
National
SIGN Guideline: Management of acute upper and lower gastrointestinal bleeding
National
Continue exploring

Explore these topics in the iatroX reference and learning libraries.

UK clinical guidanceAcute upper GI bleedingClinical calculatorGlasgow-Blatchford Score (GBS)UKMLA AcademyUpper GI Bleed