Greater Vigor

Conjuration (Healing)
Level: Cleric 5, Druid 5
Components: V, S,
Casting Time: 1 standard action
Range: Touch
Target: Living creature touched
Duration: 10 rounds + 1 round/level (max 35 rounds)
Saving Throw: Will negates (harmless)
Spell Resistance: Yes (harmless)

This spell is the same as lesser vigor, except that it grants fast healing at the rate of 4 hit points per round.