T45.8X5
Adverse effect of other primarily systemic and hematological agents
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 5 never code together
T45.8code
Excludes2 — not included here, but the patient may have both. Code both when documented.
7th character 3
A initial encounter
D subsequent encounter
S sequela
Instructional notes 6
T45.8code
Inclusion terms
- Poisoning by, adverse effect of and underdosing of liver preparations and other antianemic agents
- Poisoning by, adverse effect of and underdosing of natural blood and blood products
- Poisoning by, adverse effect of and underdosing of plasma substitute
S00-T88chapter
Notes
- Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
- The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.
Use additional code
- code to identify any retained foreign body, if applicable (Z18.-)Z18.-
Index entries leading here 1
- Adverse effect — see Table of Drugs and Chemicals, categories T36-T50, with 6th character 5
Alongside this code 5 same parent — T45.8X
T45.8X1 Poisn by oth primarily systemic and hematolog agents, acc category T45.8X2 Poisn by oth prim systemic and hematolog agents, self-harm category T45.8X3 Poisn by oth prim systemic and hematolog agents, assault category T45.8X4 Poisn by oth primarily systemic and hematolog agents, undet category T45.8X6 Underdosing of primarily systemic and hematological agents category
Subordinate codes 3
Medications 1
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.