About mannitol
Osmotic diuretic
Used for
- Reduces raised pressure inside the brain
- Reduces raised pressure inside the eye
- Promotes urine production in selected hospital situations
Usual adult dose
Usually 0.25–2 g/kg intravenously, depending on the condition and response.
Usual dose in children
Specialist-determined; dosing depends on weight, condition, and monitoring.
Common side effects
- Fluid and electrolyte disturbances
- Dehydration or fluid overload
- Low or high blood pressure
- Headache, nausea, or vomiting
Important warnings
- Given by intravenous infusion under close medical supervision.
- Kidney or heart problems can increase risks of fluid overload.
- Blood electrolytes, kidney function, and fluid balance require monitoring.
- May worsen kidney function or cause serious electrolyte abnormalities.
Pregnancy
Use only when clearly needed; adequate pregnancy safety data are limited.
Breastfeeding
Information is limited; use requires clinical assessment.
Interactions
- Other medicines affecting kidney function or fluid balance may increase risks.
- Diuretics and medicines affecting electrolytes may require closer monitoring.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.