ICD-10-CM > S00-T88 > T36-T50 > T50 > T50.6 T50.6 Poisoning by, adverse effect of and underdosing of antidotes and chelating agents Non-Billable/Non-Specific Applicable To Poisoning by, adverse effect of and underdosing of alcohol deterrents Codes T50.6XPoisoning by, adverse effect of and underdosing of antidotes and chelating agentsT50.6X1Poisoning by antidotes and chelating agents, accidental (unintentional)T50.6X1A..., initial encounterT50.6X1D..., subsequent encounterT50.6X1S..., sequelaT50.6X2Poisoning by antidotes and chelating agents, intentional self-harmT50.6X2A..., initial encounterT50.6X2D..., subsequent encounterT50.6X2S..., sequelaT50.6X3Poisoning by antidotes and chelating agents, assaultT50.6X3A..., initial encounterT50.6X3D..., subsequent encounterT50.6X3S..., sequelaT50.6X4Poisoning by antidotes and chelating agents, undeterminedT50.6X4A..., initial encounterT50.6X4D..., subsequent encounterT50.6X4S..., sequelaT50.6X5Adverse effect of antidotes and chelating agentsT50.6X5A..., initial encounterT50.6X5D..., subsequent encounterT50.6X5S..., sequelaT50.6X6Underdosing of antidotes and chelating agentsT50.6X6A..., initial encounterT50.6X6D..., subsequent encounterT50.6X6S..., sequela