Acute HIV infection
ICD-10 B23.0; B23.1 · ICD-11 1C62.0

Acute HIV Infection Diagnosed While Receiving Post-Exposure Prophylaxis (PEP)

When acute HIV infection is confirmed in a patient who is already taking antiretroviral medications as post-exposure prophylaxis, the clinical situation requires immediate reassessment of both the diagnosis and the current treatment course.

Clinical Scenario

The patient has a new diagnosis of acute HIV infection while actively receiving antiretroviral medications for post-exposure prophylaxis (PEP). This specific context — an active PEP course at the time of confirmed HIV acquisition — shapes how the treatment course should be managed.

Treatment Approach (Overview)

The approach in this scenario involves continuing the antiretroviral therapy already in place, while arranging prompt specialist input. The full structured regimen — including sequencing, monitoring, and decision criteria — is outlined in the complete protocol.

Complete regimen details available via the protocol access below.

Treatment Goals

The primary clinical target is suppression of plasma HIV RNA to below detectable levels. Response to therapy is assessed with a viral load test at 4 weeks after antiretroviral therapy initiation.

References

Patients taking PEP: When acute HIV infection is diagnosed in an individual receiving PEP, ART should be continued pending consultation with an experienced HIV care provider.

The clinicians should implement treatment to suppress the patient's plasma HIV RNA to below detectable levels.

Clinicians should obtain a viral load test 4 weeks after ART initiation to assess the response to therapy.

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