Dehydration with History of Diarrhoea and/or Vomiting and Reduced Urine Output

This protocol applies to patients presenting with dehydration in the setting of diarrhoea and/or vomiting, where reduced urine output and at least two clinical signs of dehydration are present.

Clinical Scenario

History of diarrhoea and/or vomiting with reduced urine output, plus at least 2 of the following signs:

Restless or irritable mental status
Palpable radial pulse
Sunken eyes
Skin pinch returns slowly (< 2 seconds)
Thirst — drinks quickly

Management Approach

Oral rehydration is central to management, administered according to WHO guidance over a specified time window. Age-appropriate fluid intake — including breastfeeding in young children — is supported alongside the rehydration regimen.

Full structured regimen, volumes, and clinical guidance available via the protocol.

Instant Access to Structured Evidence-Based Regimens

References

Conditions

History of diarrhoea and/or vomiting and concomitant reduced urine output.
At least 2 of the following signs: Restless or irritable; Palpable; Sunken; Goes back slowly (< 2 seconds); Thirst, drinks quickly.

Treatment

Administer ORS according to WHO Treatment Plan B which equates to 75 ml/kg ORS given over 4 hours.
Encourage additional age-appropriate fluid intake, including breastfeeding in young children.

View source ↗