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ICDMine.com › Browse ICD-10-CM Codes › Ch. 19: Injury, poisoning and certain other consequences of external causes (S00-T88) › Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50) › T44

T44Drugs primarily affecting the autonomic nervous system

ICD-10-CM category (non-billable header) code — part of Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

Code Details

Full description	Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system
Billable	No — use a more specific child code
Chapter	Chapter 19: Injury, poisoning and certain other consequences of external causes (S00-T88)
Section	Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50)

Valid 7th Characters

A	initial encounter
D	subsequent encounter
S	sequela

Coding Notes

7th Character Note

The appropriate 7th character is to be added to each code from category T44

Subcategories (10)

T44.0 Anticholinesterase agents
T44.1 Parasympathomimetics
T44.2 Ganglionic blocking drugs
T44.3 Parasympatholytics and spasmolytics
T44.4 Predominantly alpha-adrenoreceptor agonists
T44.5 Predominantly beta-adrenoreceptor agonists
T44.6 Alpha-adrenoreceptor antagonists
T44.7 Beta-adrenoreceptor antagonists
T44.8 Centrally-acting and adrenergic-neuron- blocking agents
T44.9 And unsp drugs aff the autonomic nervous system

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