Free Medical Coding > ICD10 CM > 2024 ICD-10-CM Codes > 2024 ICD-10-CM Codes S00-T88 – Injury, poisoning and certain other consequences of external causes (S00-T88) > 2024 ICD-10-CM Codes T36-T50 – Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50) > 2024 ICD-10-CM Codes T44 – Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system (T44) > 2024 ICD-10-CM Codes T44.4 – Poisoning by, adverse effect of and underdosing of predominantly alpha-adrenoreceptor agonists > 2024 ICD-10-CM Codes T44.4X – Poisoning by, adverse effect of and underdosing of predominantly alpha-adrenoreceptor agonists (T44.4X) > 2024 ICD-10-CM Codes T44.4X6 – Underdosing of predominantly alpha-adrenoreceptor agonists