| Exclusion Criteria: | 1) Subjects receiving cytotoxic chemotherapy, radiotherapy, immunotherapy, biological therapies (e.g. monoclonal antibody and interferon-alpha) or other investigational drugs less than 4 weeks prior to study drug therapy or with unresolved toxicity (> grade 1) from a prior treatment.
2) Active brain metastases. Subjects with brain disease that has been treated, who are off steroids for 4 weeks, show evidence of lesion regression and have no new disease after 8 weeks by CT scan or MRI will be allowed in this trial.
3) Major surgery or trauma (including biopsy of a visceral organ) within 4 weeks of study drug administration. Fine needle aspiration (FNA) biopsy will be allowed.
4) Significant cardiovascular disease including unstable angina pectoris, uncontrolled hypertension, and congestive heart failure related to primary cardiac disease, a history of a serious uncontrollable arrhythmia despite treatment, ischemic or severe valvular heart disease, or a myocardial infarction within 6 months prior to the trial entry.
5) Significant inflammatory illness, active autoimmune or immunodeficiency disease, and vascular or hemorrhagic disorders.
6) Subjects with a history of allergic reactions attributed to compounds of similar composition to dolastatin or auristatin. Compounds of similar composition include Auristatin PHE as an anti-fungal agent, Auristatin PE (TZT-1027, Soblidotin, NSC- 654663) as an anti-tumor agent and symplostatin 1 as an anti-tumor agent.
7) Subjects unable to provide informed consent and/or unable to comply with the study or monitoring procedures.
8) Other malignancies except early stage (I or II) malignancy treated with curative intent more than 3 years previously without evidence of recurrence. Patients with a history of non-melanoma skin cancer are eligible regardless of the date of prior therapy.
9) Pregnant or breast-feeding women, and women of childbearing age and potential, and their male partners who are not willing to use effective contraception as safety in this population has not been assessed.
10) Known infection with HIV or as determined by history; known active hepatitis B or hepatitis C or as determined by history, as safety in these populations has not been assessed. |