Safety and efficacy of arsenic trioxide and all-trans retinoic acid therapy in acute promyelocytic leukemia patients with a high risk for early death

2020 ◽  
Vol 99 (5) ◽  
pp. 973-982 ◽  
Author(s):  
Gi-June Min ◽  
Byung-Sik Cho ◽  
Sung-Soo Park ◽  
Silvia Park ◽  
Young-Woo Jeon ◽  
...  
2009 ◽  
Vol 27 (4) ◽  
pp. 504-510 ◽  
Author(s):  
Farhad Ravandi ◽  
Eli Estey ◽  
Dan Jones ◽  
Stefan Faderl ◽  
Susan O'Brien ◽  
...  

Purpose We examined the outcome of patients with newly diagnosed acute promyelocytic leukemia (APL) treated with all-trans-retinoic acid (ATRA) and arsenic trioxide (ATO) with or without gemtuzumab ozogamicin (GO) but without traditional cytotoxic chemotherapy. Patients and Methods From February 2002 to March 2008, 82 patients with APL were treated with a combination of ATRA plus ATO. The first cohort of 65 patients received ATRA and ATO (beginning on day 10 of ATRA). High-risk patients (WBCs ≥ 10 × 109/L) received GO on the first day. From July 2007, the second cohort of 17 patients received ATRA and ATO concomitantly on day 1. They also received GO on day 1, if high risk, and if their WBC increased to more than 30 × 109/L during induction. Monitoring for PML-RARA fusion gene was conducted after induction and throughout consolidation and follow-up. Results Overall, 74 patients achieved complete remission (CR) and one achieved CR without full platelet recovery after the induction, for a response rate of 92%. Seven patients died at a median of 4 days (range, 1 to 24 days) after inclusion in the study from disease-related complications. The median follow-up is 99 weeks (range, 2 to 282 weeks). Among the responding patients, three experienced relapse at 39, 52, and 53 weeks. Three patients died after being in CR for 14, 21, and 71 weeks, all from a second malignancy. The estimated 3-year survival rate is 85%. Conclusion The combination of ATRA and ATO (with or without GO) as initial therapy for APL was effective and safe and can substitute chemotherapy-containing regimens.


2020 ◽  
pp. 1749-1756
Author(s):  
Madhav Danthala ◽  
Krishna Reddy Golamari ◽  
Arun Seshachalam ◽  
Anupama Mikkilineni ◽  
Sitalata Chappidi ◽  
...  

PURPOSE The use of all- trans-retinoic acid (ATRA) and arsenic trioxide (ATO) in the treatment of low- and intermediate-risk acute promyelocytic leukemia (APL) is the standard of care. We report the combined use of ATRA, ATO, and daunorubicin (DNR) in patients newly diagnosed with high-risk APL. The primary focus was to describe the drug dosage modifications made in the real-world scenario. METHODS In this descriptive study, we included 16 out of 28 patients with high-risk APL from two tertiary care centers in South India (Vijayawada and Trichy) between January 2015 and December 2018. A unique approach of initiating ATRA at a dose of 25 mg/m2 on day 1 and escalation to 45 mg/m2 after cytoreduction with DNR and hydroxyurea was followed in all patients to avert differentiation syndrome, in the setting of hyperleukocytosis at presentation. RESULTS All patients who survived the first 3 days of admission achieved complete remission after a median duration of 29 days. There were no deaths during induction or consolidation, and the regimen was well tolerated; two patients developed grade 3/4 peripheral neuropathy requiring treatment modification. After a median follow-up duration of 1.9 years, there were no hematologic or molecular relapses. CONCLUSION The study sheds light on the modifications made to recommended dosages of ATRA, ATO, and DNR to optimize outcomes in high-risk APL and reaffirms the importance of ATO use in the front-line setting to achieve durable responses with minimal toxicity.


Blood ◽  
2012 ◽  
Vol 120 (21) ◽  
pp. 1480-1480
Author(s):  
Yinjun Lou ◽  
Jie Jin

Abstract Abstract 1480 Acute promyelocytic leukemia (APL) is a distinct subtype of acute myelogenous leukemia (AML), which usually presents with pancytopenia, coagulopathies and bleeding. Molecular studies have revealed that it was caused by leukemogenic PML-RARA fusion gene resulting from a specific chromosomal translocation t(15;17). The administration of target agent all-trans-retinoic acid (ATRA) combined with anthracycline-based chemotherapy for induction and consolidation followed by ATRA plus low-dose chemotherapy maintenance is the standard strategies for patients with newly diagnosed APL. However, despite the high cure rate, early death and leukemia relapse are the two main important obstacles. We evaluated the efficacy of low-dose All-trans-retinoic acid (ATRA) plus individually adapted chemotherapy for induction followed by arsenic trioxide (ATO) based post-remission therapy in newly diagnosed acute promyelocytic leukemia (APL). From January 2004 to September 2011, 109 patients with APL were enrolled the study. The complete remission (CR) rate was 96.3%. The early death rate was 0.9%. Two arms were assigned according to post-remission protocols: ATO group cases were treated with standard chemotherapy, ATO, and ATRA. Without ATO group cases were subsequently treated with chemotherapy and ATRA only. Patients were monitored by reverse transcriptase-polymerase chain reaction (RT-PCR) during and after treatment. The six-year relapse-free survival (RFS) was significantly better for patients in ATO group than in without ATO group, 94.4% versus 50.6% (P < 0.0001) and the six-year overall survival (OS) rate was 95.7% versus 64.1%, in two groups (P = 0.003). This study shows that low-dose ATRA plus tailored chemotherapy is effective in induction therapy, and the addition of ATO to post-remission therapy significantly improves the long-term outcome. Disclosures: No relevant conflicts of interest to declare.


1997 ◽  
Vol 75 (5-6) ◽  
pp. 195-200 ◽  
Author(s):  
X. Thomas ◽  
B. Anglaret ◽  
A. Thiebaut ◽  
A. Belhabri ◽  
D. Treille-Ritouet ◽  
...  

Oncotarget ◽  
2016 ◽  
Vol 7 (29) ◽  
pp. 46028-46041 ◽  
Author(s):  
Farzaneh Atashrazm ◽  
Ray M. Lowenthal ◽  
Joanne L. Dickinson ◽  
Adele F. Holloway ◽  
Gregory M. Woods

Blood ◽  
2018 ◽  
Vol 131 (26) ◽  
pp. 2987-2989 ◽  
Author(s):  
Hong-Hu Zhu ◽  
Yan-Rong Liu ◽  
Jin-Song Jia ◽  
Ya-Zhen Qin ◽  
Xiao-Su Zhao ◽  
...  

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