What are the side effects of Dasatinib/Startaxed?

Dasatinib (Dasatinib), as a highly selective tyrosine kinase inhibitor, has significant efficacy in the treatment of chronic myelogenous leukemia (CML) and acute lymphoblastic leukemia (ALL), but it may also cause a variety of adverse reactions of varying degrees. Since the drug works by inhibiting BCR-ABL and various related signaling pathways, most side effects are related to its mechanism of action and immune regulation. Understanding these potential risks and monitoring and managing them are critical to ensuring treatment safety.

In clinical use, bone marrow suppression is one of the most common side effects of dasatinib, manifested by leukopenia, thrombocytopenia, and anemia. Such reactions are usually related to dose and individual differences. Doctors will monitor bone marrow function through regular blood tests and adjust the dose or briefly discontinue the drug based on the results. Most patients can recover gradually with appropriate adjustments.

Fluid retention is another characteristic side effect, including pleural effusion, peripheral edema, and dyspnea. If patients experience obvious shortness of breath, chest tightness or rapid weight gain, they should seek medical treatment promptly. Depending on the severity of your symptoms, your doctor may prescribe diuretics or temporarily interrupt treatment. Studies have shown that a small number of long-term drug users may have recurrent pleural effusion, so cardiopulmonary function needs to be dynamically assessed.

Gastrointestinal reactions such as nausea, vomiting, abdominal pain or diarrhea are common and can usually be improved through dietary modification or medication. Some patients may experience mild liver function abnormalities, such as elevated transaminase levels, so liver enzyme levels should be monitored regularly during the initial stage of treatment and during long-term treatment.

In addition, dasatinib may also cause mild to moderate adverse reactions such as fatigue, headache, rash, and muscle and joint discomfort. Individual patients may experience prolonged QT interval or abnormal heart rhythm. Such conditions are rare but require careful monitoring. For patients with weakened immune systems, the risk of infection may be increased, so personal protection should be paid attention to and avoid contact with infectious sources.

Reference materials:https://go.drugbank.com/drugs/DB01254