This is a prospective single-arm clinical study to evaluate the role of NAC after chemotherapy among patients with AML can promote hematopoietic recovery and does not affect the remission rate of the leukemia.
Hematopoietic recovery after chemotherapy is an important factor affecting the prognosis of acute myeloid leukemia. A previous clinical prospective cohort study showed that NAC could improve the function of bone marrow endothelial progenitor cells after chemotherapy, without affecting leukemia cells. Previous animal models have found that chemotherapy can reverse the function of bone marrow endothelial cells in classic AML mice. NAC promotes hematopoietic recovery in AML mice by improving the bone marrow endothelial cells reversed by chemotherapy. Therefore, we hypothesized that the prophylactic administration of NAC after chemotherapy could facilitate the recovery of hematopoietic capacity by improving the bone marrow microenvironment of patients with AML.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
30
N-acetyl-L-cysteine (Yiweishi) capsules (Guangdong Renrenkang Pharmaceutical Industry) will be given orally 400mg three times a day from day 1 to day 28 after chemotherapy. In case of drug allergy such as nausea, vomiting, rash and bronchospasm, and disease relapse, to discontinue the drug immediately.
Yuan Kong
Beijing, Beijing Municipality, China
Time to hematopoietic recovery post chemotherapy
Time to hematopoietic recovery (white blood cell \> 1×10\^9/L, platelet \> 20 ×10\^9/L), the dosages of G-CSF, red blood cell transfusion,platelet transfusion.
Time frame: Participants will be followed for 2 months post induction chemotherapy
complete remission rate
Number of participants with complete remission will be calculated at 1-month post induction chemotherapy
Time frame: Participants will be followed for 1 year post induction chemotherapy
relapse-free survival
Number of participants with morphologic relapse will be calculated at one year post Number of participants with morphologic relapse will be calculated at one year post-HSCT
Time frame: Participants will be followed for 1 year post induction chemotherapy
overall survival
Number of participants survived for 1 year post diagnosed will be calculated.
Time frame: Participants will be followed for 1 year post diagnosed
Adverse reactions
Liver function, renal function, respiratory syndrom assessed by CTCAE v4.0 during oral administration of NAC.
Time frame: Participants will be closely observed for NAC-related toxicities during the NAC administration until 1-month post induction chemotherapy.
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