Bloodletting Blade

Bloodletting Blade: A blade used for precision cutting to relieve the body of toxins. If you are poisoned, as bonus action you can choose to take 1d4 slashing damage to make a DC 13 Medicine check. On a success, you are no longer poisoned. Alternatively, you can use an action to use this ability on a non-hostile humanoid or beast within 5 feet of you (Dagger)