T48.5X
Poisoning by, adverse effect of and underdosing of other anti-common-cold drugs
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 5 never code together
T48.5code
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 4
T48.5code
Inclusion terms
- Poisoning by, adverse effect of and underdosing of decongestants
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 filed at T48.5
The index files this at T48.5. The tabular
extends it — laterality, staging, or the 7th character — so these entries
lead to the family rather than to T48.5X exactly.
- Adverse effect — see Table of Drugs and Chemicals, categories T36-T50, with 6th character 5
Subordinate codes 6
T48.5X1 Poisoning by oth anti-cmn-cold drugs, accidental T48.5X2 Poisoning by oth anti-common-cold drugs, self-harm T48.5X3 Poisoning by other anti-common-cold drugs, assault T48.5X4 Poisoning by other anti-common-cold drugs, undetermined T48.5X5 Adverse effect of other anti-common-cold drugs T48.5X6 Underdosing of other anti-common-cold drugs
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.