Inclusion Criteria

DISEASE CHARACTERISTICS: Histologically or cytologically proven melanoma that is
unresectable and regionally metastatic, or widely disseminated OR Histologically or
cytologically proven non-small cell lung cancer (NSCLC) that is locally advanced,
unresectable, or metastatic Stage IIIA, IIIB, or IV Evidence of disease progression prior
to study At least 1 bidimensionally measurable lesion The following are NOT considered
measurable: previously irradiated lesions, ascites, pleural effusion, bone metastases,
brain metastases, leptomeningeal disease, or an abdominal mass that can be palpated but
not measured Melanoma patients whose only manifestation of disease is 1 of the following
are NOT eligible: Lymphedema Pleural effusion Ascites CNS metastases Bone marrow
infiltration Osteoblastic bone lesions

PATIENT CHARACTERISTICS: Age: 18 and over Performance status: WHO 0-2 Life expectancy: At
least 3 months Hematopoietic: Neutrophil count at least 1,500/mm3 Platelet count at least
100,000/mm3 No abnormal clotting tests Hepatic: Bilirubin no greater than 2.0 mg/dL AST
and ALT no greater than 2 times upper limit of normal (ULN) (5 times ULN if due to liver
metastases) Renal: Creatinine no greater than 1.6 mg/dL OR Creatinine clearance at least
60 mL/min Urinary protein less than 0.3 g/dL Cardiovascular: No superior vena cava
obstruction in NSCLC unless successfully treated at least 2 months prior to study Other:
No underlying disease state associated with active bleeding No prior or concurrent
malignancies at other sites except adequately treated cone biopsied carcinoma in situ of
the cervix uteri or basal cell or squamous cell skin cancer No nonmalignant systemic
disease making patient poor risk for study No active uncontrolled infection Not pregnant
or nursing Negative pregnancy test Fertile patients must use effective contraception
during and for 3 weeks after study

PRIOR CONCURRENT THERAPY: Biologic therapy: At least 4 weeks since prior immunotherapy
(including interferon or interleukin-2) for melanoma patients No other concurrent
anticancer immunotherapy Chemotherapy: No prior chemotherapy for melanoma patients except
adjuvant or local chemotherapy (extracorporeal circulation) At least 4 weeks since prior
adjuvant or local chemotherapy if presence of measurable lesions outside the treated limb
(6 months if no presence of measurable lesions outside the treated limb) No prior
chemotherapy for NSCLC except platinum compounds used as radiosensitizer At least 4 weeks
since prior platinum compounds No other concurrent anticancer chemotherapy Endocrine
therapy: Not specified Radiotherapy: At least 4 weeks since prior radiotherapy Concurrent
radiotherapy allowed for bone pain or other reasons No irradiation of all evaluable
lesions Surgery: See Disease Characteristics Other: At least 4 weeks since other prior
investigational drugs No other concurrent investigational drugs No concurrent
anticoagulants except heparin used to prevent occlusion of IV lines during week(s) off
treatment