Eligibility |
Inclusion Criteria:
1. Subjects fully understand, voluntarily participate in this study and sign the informed
consent form;
2. Age =18 years old, male or female;
3. Morphological and/or pathological confirmation of relapsed/refractory AML after prior
anti-leukemic therapy or newly diagnosed unfit AML (dose expansion stage) , which are
judged by the investigator to be unsuitable for intensive chemotherapy;
4. Eastern Cooperative Oncology Group (ECOG) Performance Status of 0 to 2 for subjects
with R/R AML or aged over 75 years old, 0-3 for subjects with unfit AML aged 18 to 74
years old;
5. The organ function level must meet the following requirements:
Liver function : Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) =3
times normal upper limit (ULN); Total bilirubin =1.5 x ULN ( = 3.0 x ULN for subjects with
unfit AML); Renal function: Blood creatinine =1.5 x ULN (creatinine clearance <45 mL/min
for subjects with unfit AML); 6. Subjects and their partners agree to take effective
contraception from the date of signing an informed consent to 6 months after the last dose
(for example: combined hormone (contain estrogen and progesterone), combining inhibit
ovulation, progestin contraception and inhibit ovulation, intrauterine device, intrauterine
hormone release system, bilateral vasectomy, bilateral tubal ligation, avoiding sexual
behavior, etc.); female subjects must have negative blood HCG (except menopause,
hysterectomy or bilateral oophorectomy).
Exclusion Criteria:
1. AML occurs in any of the following situations:
1. Acute promyelocytic leukemia;
2. Chronic myeloid leukaemia in blast crisis;
3. Central nervous system (CNS) involvement with AML; 2. Subjects has been previously
diagnosed with other malignant tumors in the past 5 years (except curable tumors such
as basal cell carcinoma of the skin and carcinoma in situ of the cervix); 3.
Graft-versus-host disease requiring ongoing treatment and having received more than
one allogeneic stem cell transplant.
4. History of allergy to mitoxantrone hydrochloride injection or liposomal drugs; 5.
Previous treatment with doxorubicin or other anthracycline and a cumulative dose of
doxorubicin in excess of 400mg/m^2 (anthracycline equivalent dose calculation: 1 mg
doxorubicin =2 mg epirubicin = 2 mg daunorubicin = 0.5 mg idarubicin = 0.45 mg
mitoxantrone; Adriamycin liposomes excepted); 6. Received any antineoplastic therapy within
2 weeks prior to initial administration (or within 5 half-lives of the drug). Except for
leukocyte lowering therapy (hydroxyurea, leukocyte separation, etc.) and prophylactic
intrathecal injection which are over 24 hours prior to administration; 7.The
non-hematologic toxicity of previous anti-tumor treatment > Grade 1 based on CTCAE (except
for alopecia, skin pigmentation or tolerable events judged by the investigator); 8. Those
on systemic anti-infective therapy with poorly controlled infection (signs of infection
progression within 1 week prior to the first dose, or as determined by the investigator);
9. Life expectancy < 3 months; 10. Cardiovascular diseases, including but not limited to:
1. QTc interval >480 ms or long QTc syndrome in screening;
2. Complete left bundle branch block, severe atrioventricular block (without pacemaker);
3. Requiring treatment of serious and uncontrolled arrhythmias, unstable angina pectoris,
valvular disease, etc;
4. Have a history of chronic congestive heart failure, New York Heart
Association(NYHA)=3; or persistent cardiomyopathy;
5. Uncontrolled hypertension (defined as multiple measurements of systolic blood pressure
>150 mmHg or diastolic blood pressure >90 mmHg under medication control);
6. ECG evidence of myocardial infarction, viral myocarditis, history of severe
pericardial disease, acute ischemic or active conduction system abnormalities within 6
months prior to screening; 11. Severe thrombosis or thromboembolism in the past 6
months, including but not limited to cerebrovascular accident (including transient
ischemic attack, etc.), upper/lower vena cava thrombosis, lower extremity deep vein
thrombosis, pulmonary embolism, etc; 12. HBsAg or HBcAb positive, with HBV DNA=2000
IU/mL, or HCV antibody positive with HCV RNA higher than the lower limit of the
detection value of the research center, or HIV antibody positive in the preliminary
screening; 13. Subjects are suffering from any other serious and/or uncontrollable
disease that, in the judgment of the investigator, may affect the patient's
participation in this study (including but not limited to: uncontrolled diabetes,
kidney disease requiring dialysis treatment, severe liver diseases, life-threatening
autoimmune disease and hemorrhagic disease, drug abuse, nervous system diseases,
etc.); 14. Pregnant or lactating female; 15. Not suitable for this study as decided by
the investigator due to other reasons
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