Foscan indgives via en indlagt, intravenøs kanyle proksimalt i en stor ekstremitetsvene, helst i fossa cubiti som en enkelt langsom intravenøs injektion i løbet af ikke mindre end 6 minutter.
Foscan is administered via an in-dwelling intravenous cannula in a large proximal limb vein, preferably in the antecubital fossa, as a single slow intravenous injection over not less than 6 minutes.