| T48.3X | Poisoning by, adverse effect of and underdosing of antitussives | NON-BILLABLE CODE |
| T48.3X1 | Poisoning by antitussives, accidental (unintentional) | NON-BILLABLE CODE |
| T48.3X1A | Poisoning by antitussives, accidental (unintentional), initial encounter | BILLABLE CODE |
| T48.3X1D | Poisoning by antitussives, accidental (unintentional), subsequent encounter | BILLABLE CODE |
| T48.3X1S | Poisoning by antitussives, accidental (unintentional), sequela | BILLABLE CODE |
| T48.3X2 | Poisoning by antitussives, intentional self-harm | NON-BILLABLE CODE |
| T48.3X2A | Poisoning by antitussives, intentional self-harm, initial encounter | BILLABLE CODE |
| T48.3X2D | Poisoning by antitussives, intentional self-harm, subsequent encounter | BILLABLE CODE |
| T48.3X2S | Poisoning by antitussives, intentional self-harm, sequela | BILLABLE CODE |
| T48.3X3 | Poisoning by antitussives, assault | NON-BILLABLE CODE |
| T48.3X3A | Poisoning by antitussives, assault, initial encounter | BILLABLE CODE |
| T48.3X3D | Poisoning by antitussives, assault, subsequent encounter | BILLABLE CODE |
| T48.3X3S | Poisoning by antitussives, assault, sequela | BILLABLE CODE |
| T48.3X4 | Poisoning by antitussives, undetermined | NON-BILLABLE CODE |
| T48.3X4A | Poisoning by antitussives, undetermined, initial encounter | BILLABLE CODE |
| T48.3X4D | Poisoning by antitussives, undetermined, subsequent encounter | BILLABLE CODE |
| T48.3X4S | Poisoning by antitussives, undetermined, sequela | BILLABLE CODE |
| T48.3X5 | Adverse effect of antitussives | NON-BILLABLE CODE |
| T48.3X5A | Adverse effect of antitussives, initial encounter | BILLABLE CODE |
| T48.3X5D | Adverse effect of antitussives, subsequent encounter | BILLABLE CODE |
| T48.3X5S | Adverse effect of antitussives, sequela | BILLABLE CODE |
| T48.3X6 | Underdosing of antitussives | NON-BILLABLE CODE |
| T48.3X6A | Underdosing of antitussives, initial encounter | BILLABLE CODE |
| T48.3X6D | Underdosing of antitussives, subsequent encounter | BILLABLE CODE |
| T48.3X6S | Underdosing of antitussives, sequela | BILLABLE CODE |
