Cytosar 500mg Injection is administered either through an injection into the vein or subcutaneously by a healthcare professional Your doctor will determine the appropriate dosage and frequency based on your treatment needs which may alter over time It is crucial to follow your doctors instructions precisely as taking it incorrectly or in excessive amounts can lead to severe side effects The benefits of the medication may take weeks or months to notice or feel so do not discontinue unless instructed by your doctor The most common side effects of this medication include rash skin ulcers nausea vomiting and hair loss It may also reduce the number of blood cells including red and white blood cells making you more susceptible to infections or bleeding Contact your doctor if you experience symptoms such as chills unusual bleeding or bruising and black tarry stools Regular blood tests are necessary to monitor your blood cells as well as assess the functioning of your heart liver and blood uric acid levels Prior to taking the medication inform your doctor about any bleeding liver or kidney issues as well as any other medications you are taking to treat infections This medication can interact with many other drugs so it is essential to disclose all your current medications It is not recommended during pregnancy or while breastfeeding It is crucial for both males and females to use effective contraception during treatment to prevent pregnancy