AZD1775 Continued Access Study to Assess Safety and Tolerability for Patients Enrolled in AZD1775 Clinical Pharmacology Studies

Patients will receive AZD1775 300 mg orally once daily. Days 1 to 5 and 8 to 12 of a 21 day cycle (ie, 5 days on and 2 days off for Weeks 1 and 2 of a 21-day cycle). All patients must receive a serotonin receptor 3 (5-HT3) antagonist, ondansetron (Zofran) 8 mg orally/IV or granisetron (Kytril) 1 mg orally/IV prior to each dose of AZD1775. Dexamethasone 4 mg orally/IV will be given with each AZD1775 dose at a minimum on the first day of dosing of AZD1775 of every 5 day dosing period, unless contraindicated or not well-tolerated.