Combination of | |||
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Decitabine | Nucleoside metabolic inhibitor | ||
Cedazuridine | Cytidine deaminase inhibitor | ||
Clinical data | |||
Trade names | Inqovi, Inaqovi | ||
Other names | ASTX727, C-DEC | ||
AHFS/Drugs.com | Monograph | ||
MedlinePlus | a620050 | ||
License data | |||
Pregnancy category |
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Routes of administration | By mouth | ||
ATC code |
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Legal status | |||
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Decitabine/cedazuridine, sold under the brand name Inqovi among others, is a fixed-dose combination anticancer medication used for the treatment of adults with myelodysplastic syndromes and chronic myelomonocytic leukemia (CMML). [7] [8] [9] It is a combination of decitabine, a nucleoside metabolic inhibitor, and cedazuridine, a cytidine deaminase inhibitor. [7] [8] [9] [10] [11]
The most common side effects of decitabine/cedazuridine include fatigue, constipation, hemorrhage, muscle pain (myalgia), mucositis (mouth sores), arthralgia (joint pain), nausea, dyspnea, diarrhea, rash, dizziness, fever with low white blood cell count (febrile neutropenia), edema, headache, cough, decreased appetite, upper respiratory tract infection, pneumonia, and transaminase increased. [7] [5] The combination can cause fetal harm. [7] [5] [12] It is taken by mouth. [5]
Decitabine/cedazuridine was approved for medical use in the United States and Canada in July 2020, [7] [8] [9] [12] and in the European Union in September 2023. [6]
Decitabine/cedazuridine is indicated for treatment of adults with myelodysplastic syndromes, including previously treated and untreated, de novo and secondary myelodysplastic syndromes with the following French American-British subtypes (refractory anemia, refractory anemia with ringed sideroblasts, refractory anemia with excess blasts, and chronic myelomonocytic leukemia) and intermediate-1, intermediate-2, and high-risk International Prognostic Scoring System groups. [7] [8] [5]
Myelodysplastic syndromes is a type of blood cancer in which blood cells in the bone marrow are defective leading to a low number of one or more types of blood cells. [12]
Decitabine/cedazuridine was approved for medical use in the United States and Canada in July 2020, [7] [8] [9] [12] and in the European Union in September 2023. [6]
The U.S. Food and Drug Administration (FDA) granted the application of decitabine combined with cedazuridine priority review and orphan drug designation. [7] [13] The orphan drug designation was granted in August 2019 for the treatment of myelodysplastic syndromes (including chronic myelomonocytic leukemia). [13] [14]
Decitabine combined with cedazuridine was investigated in two open-label, randomized, crossover trials. [8] Trial ASTX727-01-B (NCT02103478) included 80 adult participants with myelodysplastic syndromes (International Prognostic Scoring System [IPSS] Intermediate-1, Intermediate-2, or high-risk) or chronic myelomonocytic leukemia and trial ASTX727-02 (NCT03306264) included 133 adult participants with myelodysplastic syndromes or chronic myelomonocytic leukemia, including all French-American-British classification criteria and IPSS Intermediate-1, Intermediate-2, or high-risk prognostic scores. [8] The trials were conducted at 51 sites in the United States and Canada. [12]
In both trials, participants were randomized 1:1 to receive decitabine combined with cedazuridine (35 mg decitabine and 100 mg cedazuridine) by mouth in cycle 1 and decitabine 20 mg/m2 intravenously in cycle 2 or the reverse sequence. [8] Both decitabine combined with cedazuridine and intravenous decitabine were administered once daily on days 1 through 5 of a 28-day cycle. [8] Starting with cycle 3, all participants received decitabine combined with cedazuridine by mouth once daily on days 1 through 5 of each 28-day cycle until disease progression or unacceptable toxicity. [8] Both trials provided comparison of exposure and safety in the first two cycles between oral decitabine combined with cedazuridine and intravenous decitabine and description of disease response with decitabine combined with cedazuridine. [8] Comparison of disease response between the decitabine combined with cedazuridine and intravenous decitabine was not possible because all participants received decitabine combined with cedazuridine starting from Cycle 3. [8]
The FDA approval of decitabine combined with cedazuridine was based on clinical trial results which showed similar drug concentrations between intravenous decitabine and decitabine combined with cedazuridine. [7] [8] Additionally, about half of the participants who were formerly dependent on transfusions were able to no longer require transfusions during an 8-week period. [7] The safety profile of decitabine combined with cedazuridine was also similar to intravenous decitabine. [7] The FDA granted the approval of Inqovi to Astex Pharmaceuticals, Inc., a subsidiary of Otsuka Pharmaceutical Co. Ltd. [7]
A myelodysplastic syndrome (MDS) is one of a group of cancers in which immature blood cells in the bone marrow do not mature, and as a result, do not develop into healthy blood cells. Early on, no symptoms typically are seen. Later, symptoms may include fatigue, shortness of breath, bleeding disorders, anemia, or frequent infections. Some types may develop into acute myeloid leukemia.
Lenalidomide, sold under the brand name Revlimid among others, is a medication used to treat multiple myeloma, smoldering myeloma, and myelodysplastic syndromes (MDS). For multiple myeloma, it is used after at least one other treatment and generally with dexamethasone. It is taken by mouth.
Azacitidine, sold under the brand name Vidaza among others, is a medication used for the treatment of myelodysplastic syndrome, myeloid leukemia, and juvenile myelomonocytic leukemia. It is a chemical analog of cytidine, a nucleoside in DNA and RNA. Azacitidine and its deoxy derivative, decitabine were first synthesized in Czechoslovakia as potential chemotherapeutic agents for cancer.
Dasatinib, sold under the brand name Sprycel among others, is a targeted therapy medication used to treat certain cases of chronic myelogenous leukemia (CML) and acute lymphoblastic leukemia (ALL). Specifically it is used to treat cases that are Philadelphia chromosome-positive (Ph+). It is taken by mouth.
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Tipifarnib is a farnesyltransferase inhibitor. Farnesyltransferase inhibitors block the activity of the farnesyltransferase enzyme by inhibiting prenylation of the CAAX tail motif, which ultimately prevents Ras from binding to the membrane, rendering it inactive.
Chronic myelomonocytic leukemia (CMML) is a type of leukemia, which are cancers of the blood-forming cells of the bone marrow. In adults, blood cells are formed in the bone marrow, by a process that is known as haematopoiesis. In CMML, there are increased numbers of monocytes and immature blood cells (blasts) in the peripheral blood and bone marrow, as well as abnormal looking cells (dysplasia) in at least one type of blood cell.
Decitabine, sold under the brand name Dacogen among others, acts as a nucleic acid synthesis inhibitor. It is a medication for the treatment of myelodysplastic syndromes, a class of conditions where certain blood cells are dysfunctional, and for acute myeloid leukemia (AML). Chemically, it is a cytidine analog.
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Sapacitabine is a chemotherapeutic drug developed by US biotechnology firm Cyclacel currently undergoing clinical trials against leukemia.
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