| ICD-10 Code | Description |
| T49.6X1A | Poisoning by otorhinolaryngological drugs and preparations, accidental (unintentional), initial encounter |
| T49.6X1D | Poisoning by otorhinolaryngological drugs and preparations, accidental (unintentional), subsequent encounter |
| T49.6X1S | Poisoning by otorhinolaryngological drugs and preparations, accidental (unintentional), sequela |
| T49.6X2A | Poisoning by otorhinolaryngological drugs and preparations, intentional self-harm, initial encounter |
| T49.6X2D | Poisoning by otorhinolaryngological drugs and preparations, intentional self-harm, subsequent encounter |
| T49.6X2S | Poisoning by otorhinolaryngological drugs and preparations, intentional self-harm, sequela |
| T49.6X3A | Poisoning by otorhinolaryngological drugs and preparations, assault, initial encounter |
| T49.6X3D | Poisoning by otorhinolaryngological drugs and preparations, assault, subsequent encounter |
| T49.6X3S | Poisoning by otorhinolaryngological drugs and preparations, assault, sequela |
| T49.6X4A | Poisoning by otorhinolaryngological drugs and preparations, undetermined, initial encounter |
| T49.6X4D | Poisoning by otorhinolaryngological drugs and preparations, undetermined, subsequent encounter |
| T49.6X4S | Poisoning by otorhinolaryngological drugs and preparations, undetermined, sequela |
| T49.6X5A | Adverse effect of otorhinolaryngological drugs and preparations, initial encounter |
| T49.6X5D | Adverse effect of otorhinolaryngological drugs and preparations, subsequent encounter |
| T49.6X5S | Adverse effect of otorhinolaryngological drugs and preparations, sequela |
| T49.6X6A | Underdosing of otorhinolaryngological drugs and preparations, initial encounter |
| T49.6X6D | Underdosing of otorhinolaryngological drugs and preparations, subsequent encounter |
| T49.6X6S | Underdosing of otorhinolaryngological drugs and preparations, sequela |
