ICD-10-CM > S00-T88 > T36-T50 > T44 > T44.6 > T44.6X > T44.6X2 T44.6X2 Poisoning by alpha-adrenoreceptor antagonists, intentional self-harm Non-Billable/Non-Specific Codes T44.6X2A..., initial encounterT44.6X2D..., subsequent encounterT44.6X2S..., sequela