The purpose of this study is to determine if using avatrombopag in patients with low platelet count due to temozolomide treatment is safe, while at the same time assess whether the avatrombopag can improve the low platelet count and allow the temozolomide treatment to continue as planned.
The purpose of this study is to determine if using avatrombopag in patients with thrombocytopenia due to temozolomide treatment can safely improve a patient's platelet count and allow the patient to complete the temozolomide treatment course as planned.