Safety Study of Single Administration Post-exposure Prophylaxis Treatment for Marburg Virus

Inclusion Criteria: * Male or female and between the ages of 18 and 50 years in good general health * Volunteers must be willing to use barrier methods of contraception or be of non-childbearing potential * Volunteers must be willing to undergo a urine screen for drugs of abuse Exclusion Criteria: * Pregnancy or breastfeeding. * Any clinically relevant abnormalities in physical examinations, vital signs, ECG, clinical chemistry, hematology or urinalysis * Positive test for human immunodeficiency virus, hepatitis B or hepatitis C or known history of HIV infection