About this trial
The goal of this clinical trial is to learn if amphotericin B works to treat breakthrough invasive fungal disease (IFD) in patients with hematological diseases who have received azole-based prophylaxis. It will also learn about the safety of amphotericin B in this population.
The main questions it aims to answer are:
1. What is the overall response rate (complete remission + partial remission) of amphotericin B in treating breakthrough IFD after azole prophylaxis? 2. What medical problems do participants have when taking amphotericin B? 3. What is the 6-week (42-day) overall survival rate after starting treatment?
This is a single-arm, prospective study. Participants will:
1. Receive intravenous liposomal amphotericin B (3-5 mg/kg daily) for 4-6 weeks. 2. Undergo weekly clinical and laboratory assessments, including serum G/GM tests, microbiology tests, and imaging (CT) at 2, 4, and 6 weeks. 3. Have safety monitoring including liver and kidney function, electrolytes, and ECG. 4. Be followed for treatment response and survival.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Age ≥ 18 years old.
Diagnosed with hematological diseases and receiving triazole prophylaxis.
Confirmed or suspected breakthrough invasive fungal disease (IFD) according to EORTC/MSG 2020 criteria.
Able to understand and sign the informed consent form voluntarily.
Disqualifiers
Severe liver or renal dysfunction (ALT/AST > 3×ULN, Cr > 2×ULN).
Known allergy to amphotericin B or any component of the study drug.
Pregnant or lactating women.
Severe underlying diseases with expected survival < 3 months.
Trial design
Single group
Treatments tested in this trial
Amphotericin B
DrugAmphotericin B is a polyene antifungal drug used to treat breakthrough fungal infections. The dosage and duration will be determined based on pathogen results and clinical guidelines.
Treatment groups
Trial outcomes
Primary outcomes
Overall Response Rate of Antifungal Therapy at 6 Weeks (42 Days)
The overall response rate will be assessed at 6 weeks (42 days) after the initiation of amphotericin B treatment, evaluated according to the EORTC/MSG 2020 criteria for invasive fungal disease, including complete response, partial response, stable disease, and progressive disease.
Secondary outcomes
Overall Survival Rate at 6 Weeks
Proportion of participants alive at 6 weeks (42 days) after initiation of amphotericin B therapy.
Change in serum G test level
Change from baseline in serum (1,3)-β-D-glucan level. Unit of measure: pg/mL.
Change in serum GM test level
Change from baseline in serum galactomannan test value. Unit of measure: ug/L.
Microbiological clearance
Proportion of participants with negative conversion of baseline positive microbiological evidence (e.g., blood culture, sputum culture, mNGS, or site smear/culture).
Sponsors and contacts
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