Premixed infusion: 30 g/500 mL 0.9% NaCl (6% solution)
Route/Dosage⬆⬇
IV (Adults ): Plasma volume expansion: 3060 g (5001000 mL of 6% solution), may be repeated; not to exceed 90 g (1500 mL/day). In acute hemorrhagic shock, up to 20 mL/kg/hr may be used; leukapheresis: 250700 mL infused at a constant fixed ratio of 1:8 to 1:13 to venous whole blood.
US Brand Names⬆⬇
Hespan, Hextend
Action⬆⬇
A synthetic molecule that acts as a colloidal osmotic agent similar to albumin.
Therapeutic effects:
Plasma volume expansion.
Classifications⬆⬇
Therapeutic Classification: volume expanders
Pharmacologic Classification: colloids
Pharmacokinetics⬆⬇
Absorption: IV administration results in complete bioavailability.
Distribution: Distributes into intravascular space.
Metabolism/Excretion: Molecules with a molecular weight of 50,000 or less are excreted unchanged by the kidneys. Larger molecules are slowly degraded before excretion.
Half-Life: 90% has half-life of 17 days; remaining 10% has half-life of 48 days.
Time/Action Profile⬆⬇
(volume expansion)
ROUTE
ONSET
PEAK
DURATION
IV
rapid
end of infusion
24 hr or longer
Patient/Family Teaching⬆⬇
Explain to patient the rationale for use of this solution.
Instruct patient to notify health care professional if dyspnea, itching, or flu-like symptoms occur.
Rep: Advise females of reproductive potential to notify health care professional if pregnancy is planned or suspected or if breastfeeding.