| ICD-10 Code | Description |
| T44.901A | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional), initial encounter |
| T44.901D | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional), subsequent encounter |
| T44.901S | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, accidental (unintentional), sequela |
| T44.902A | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, intentional self-harm, initial encounter |
| T44.902D | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, intentional self-harm, subsequent encounter |
| T44.902S | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, intentional self-harm, sequela |
| T44.903A | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, assault, initial encounter |
| T44.903D | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, assault, subsequent encounter |
| T44.903S | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, assault, sequela |
| T44.904A | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, undetermined, initial encounter |
| T44.904D | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, undetermined, subsequent encounter |
| T44.904S | Poisoning by unspecified drugs primarily affecting the autonomic nervous system, undetermined, sequela |
| T44.905A | Adverse effect of unspecified drugs primarily affecting the autonomic nervous system, initial encounter |
| T44.905D | Adverse effect of unspecified drugs primarily affecting the autonomic nervous system, subsequent encounter |
| T44.905S | Adverse effect of unspecified drugs primarily affecting the autonomic nervous system, sequela |
| T44.906A | Underdosing of unspecified drugs primarily affecting the autonomic nervous system, initial encounter |
| T44.906D | Underdosing of unspecified drugs primarily affecting the autonomic nervous system, subsequent encounter |
| T44.906S | Underdosing of unspecified drugs primarily affecting the autonomic nervous system, sequela |
| T44.991A | Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional), initial encounter |
| T44.991D | Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional), subsequent encounter |
| T44.991S | Poisoning by other drug primarily affecting the autonomic nervous system, accidental (unintentional), sequela |
| T44.992A | Poisoning by other drug primarily affecting the autonomic nervous system, intentional self-harm, initial encounter |
| T44.992D | Poisoning by other drug primarily affecting the autonomic nervous system, intentional self-harm, subsequent encounter |
| T44.992S | Poisoning by other drug primarily affecting the autonomic nervous system, intentional self-harm, sequela |
| T44.993A | Poisoning by other drug primarily affecting the autonomic nervous system, assault, initial encounter |
| T44.993D | Poisoning by other drug primarily affecting the autonomic nervous system, assault, subsequent encounter |
| T44.993S | Poisoning by other drug primarily affecting the autonomic nervous system, assault, sequela |
| T44.994A | Poisoning by other drug primarily affecting the autonomic nervous system, undetermined, initial encounter |
| T44.994D | Poisoning by other drug primarily affecting the autonomic nervous system, undetermined, subsequent encounter |
| T44.994S | Poisoning by other drug primarily affecting the autonomic nervous system, undetermined, sequela |
| T44.995A | Adverse effect of other drug primarily affecting the autonomic nervous system, initial encounter |
| T44.995D | Adverse effect of other drug primarily affecting the autonomic nervous system, subsequent encounter |
| T44.995S | Adverse effect of other drug primarily affecting the autonomic nervous system, sequela |
| T44.996A | Underdosing of other drug primarily affecting the autonomic nervous system, initial encounter |
| T44.996D | Underdosing of other drug primarily affecting the autonomic nervous system, subsequent encounter |
| T44.996S | Underdosing of other drug primarily affecting the autonomic nervous system, sequela |
