The Stim (Medical Syringe) is one of the pieces of Tactical Equipment available in Call of Duty: Modern Warfare 3 (2022) and Warzone 2.
Military injection that heals for maximum health over 2 seconds. Weapons can be used one handed during this time.
Best used by aggressive Operators who want to return to the fight as quickly as possible. Especially strong when paired with a weapon that has solid hip-fire statistics, such as a Shotgun or SMG.