Gliogrey 100 Injection is used in the treatment of a specific type of brain cancer. It is used to treat brain tumors if they return or get worse after standard treatment. It may be also used to treat other conditions, as determined by the doctor. Gliogrey 100 Injection is given by a nurse or a doctor. You should not self-administer this medicine. Your doctor will decide what dose is necessary and how often you need to take it. This will depend on the severity of your condition and may change from time to time. It may take several weeks or months for you to see or feel the benefits but do not stop taking it unless your doctor tells you to. The most common side effects of this medicine include nausea, vomiting, constipation, headache, and fatigue. This medicine may reduce the number of blood cells in your blood thereby, increasing the susceptibility to infections. Regular blood tests are required to check your blood cells along with kidney, liver, and heart function during treatment with this medicine. Before taking it, tell your doctor if you have bleeding, liver, or kidney problems or are taking any medicines to treat infections. Many other medicines can affect, or be affected by, this medicine so let your doctor know all medications you are using. This medicine is not recommended during pregnancy or while breastfeeding. The use of effective contraception by both males and females during treatment is important to avoid pregnancy.