Coagulant Booster: Shooting Teammates with healing darts increases their damage resistance by 10% for 5 seconds.Acidic Rounds: Perk weapons can poison Zeds, inflicting poison damage over time.Focus Injection: Shooting Teammates with healing darts increases the damage they inflict by 5% for 5 seconds.Combatant Doctor: Increase magazine capacity of perk weapons by 50% and movement speed by 10%.Adrenaline Shot: Shooting Teammates with healing darts increases their movement speed 10% for 5 seconds.Resilience: Increase damage resistance 1% per Health point lost, up to 50%.Healing Teammates will heal you for 10% of your total Health. Symbiotic Health: Increase total Health 25%.If you hit an enemy with weapons from multiple different perks, the XP will be divided equally among them.Įvery five levels, you are able to pick one of the available skills from that group. No matter how much you contributed, as long as you hit it once you will get the full experience value. XP for dealing damage is not awarded until an enemy dies. Using the HMTech Healer on yourself will not count. As long as you use Field Medic weapons or are healing teammates then it will count. You do not have to be currently playing as a Field Medic to level it up.