ICD-10-CM > S00-T88 > T36-T50 > T44 > T44.8 > T44.8X > T44.8X1 T44.8X1 Poisoning by centrally-acting and adrenergic-neuron-blocking agents, accidental (unintentional) Non-Billable/Non-Specific Applicable To Poisoning by centrally-acting and adrenergic-neuron-blocking agents NOS Codes T44.8X1A..., initial encounterT44.8X1D..., subsequent encounterT44.8X1S..., sequela