Gelofusine is an infusion solution containing 4% succinylated (or modified fluid) gelatin, sodium hydroxide and Water for Injections. The active ingredient, succinylated gelatin is manufactured from gelatin from bovine - the gelatin has been chemically modified to make its action in the body last longer. The clear solution is sterile and is in a plastic container. Gelofusine is administered through an intravenous drip.