Adverse effect of propionic acid derivatives, subs encntr

This code signifies a harmful or undesirable reaction experienced by a patient due to the therapeutic use of a propionic acid derivative medication, such as ibuprofen or naproxen. The "subsequent encounter" designation indicates that the patient is receiving follow-up care for this adverse effect after the initial treatment.

Apply this code when a patient presents for ongoing management or monitoring of an adverse effect from a propionic acid derivative, and this is not their first visit for this specific issue. Examples include follow-up for gastrointestinal bleeding, renal impairment, or allergic reactions previously attributed to NSAID use.

• Always sequence the manifestation code (e.g., GI hemorrhage) first, followed by this code.
• Ensure documentation clearly links the adverse effect to the propionic acid derivative and specifies it's a subsequent encounter.
• Distinguish from poisoning (T39.3X1-) or underdosing (T39.3X6-).