This spell is often paired with Vampiric Touch as a package deal.

Drain Life [47] 
    Leech 1 [28.75] 
        Accelerated Healing [+25%] 
    Healing [18] 
        Xenohealing (Anything Alive) [+80%] 
        Based on Activation Roll [+5%] 
        Injuries Only [-20%] 
        Empathic [-50%] 
        Blood Agent (Must touch the wound) [-40%] 
            Protective measures are allowed (like sterile gloves) 
        Nuisance Effect (Brightly glowing hands) [-5%] 
            Makes hiding difficult 
    Link [+10%] 
        Must use drained leeched life to heal 
    Magical [-10%] 
    Spell Components [-10%] 
        Must say "life" in Latin 
Levels 2-3 [52/56] 
    Increase Leech by 1 level [+4 base] 
Levels 3+ [+4.6/level] 
    Increase Leech by 1 level [+4 base]