Current
T45 — Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified
Part of Chapter 19: Injury, poisoning and certain other consequences of external causes , block Poisoning by, adverse effects of and underdosing of drugs, medicaments and biological substances (T36-T50) .
Official Notes
7th Character
The appropriate 7th character is to be added to each code from category T45
7th Character
A - initial encounter
7th Character
D - subsequent encounter
7th Character
S - sequela
Child Codes
- T45.0 Poisoning by, adverse effect of and underdosing of antiallergic and antiemetic drugs Has subcodes
- T45.1 Poisoning by, adverse effect of and underdosing of antineoplastic and immunosuppressive drugs Has subcodes
- T45.2 Poisoning by, adverse effect of and underdosing of vitamins Has subcodes
- T45.3 Poisoning by, adverse effect of and underdosing of enzymes Has subcodes
- T45.4 Poisoning by, adverse effect of and underdosing of iron and its compounds Has subcodes
- T45.5 Poisoning by, adverse effect of and underdosing of anticoagulants and antithrombotic drugs Has subcodes
- T45.6 Poisoning by, adverse effect of and underdosing of fibrinolysis-affecting drugs Has subcodes
- T45.7 Poisoning by, adverse effect of and underdosing of anticoagulant antagonists, vitamin K and other coagulants Has subcodes
- T45.8 Poisoning by, adverse effect of and underdosing of other primarily systemic and hematological agents Has subcodes
- T45.9 Poisoning by, adverse effect of and underdosing of unspecified primarily systemic and hematological agent Has subcodes
- T45.A Poisoning by, adverse effect of and underdosing of immune checkpoint inhibitors and immunostimulant drugs Has subcodes
FY 2027 effective October 1, 2026 · CDC NCHS and CMS