Arsenic Trioxide

ATC Code L01XX27

Arsenic Trioxide

Definition

A small-molecule arsenic compound with antineoplastic activity. The mechanism of action of arsenic trioxide is not completely understood. This agent causes damage to or degradation of the promyelocytic leukemia protein/retinoic acid receptor-alpha (PML/RARa) fusion protein; induces apoptosis in acute promyelocytic leukemia (APL) cells and in many other tumor cell types; promotes cell differentiation and suppresses cell proliferation in many different tumor cell types; and is pro-angiogenic. (NCI04)

Also known as Arsenic (III) Oxide, Arsenic Sesquioxide, ARSENIC TRIOXIDE, Arsenous Acid, Arsenous Acid Anhydride, Arsenous Oxide, ATO, Trisenox, White Arsenic — per NCIT

Also identified as

Indications

Disease Relation Source
Acute promyelocytic leukemia may treat MEDRT · Public domain (U.S. Government work)

Organ Effects

Organ Side effect / interaction Source
Bone marrow may treat a disease of this organ DERIVED · CC BY 4.0

1 entry above is marked DERIVED: Atlas Médico inferred it by combining two sourced claims, and no source asserts this link directly. Treat it as a navigation aid, not as a clinical statement.