Treat Poison
Medicine check against poison DC (requires medkit in hand) grants +4 circumstance bonus on next poison save (critical success), +2 (success), or –2 penalty (critical failure). You...
You treat a patient to prevent the spread of poison. Attempt a Medicine check against the poison's DC. After you attempt to Treat a Poison for a creature, you can't try again until after the next time that creature attempts a save against the poison. Critical Success You grant the creature a +4 circumstance bonus to its next saving throw against the poison. Success You grant the creature a +2 circumstance bonus to its next saving throw against the poison. Critical Failure Your efforts cause the creature to take a –2 circumstance penalty to its next save against the poison.