PRIOR CONCURRENT THERAPY: Biologic therapy: No prior bone marrow or peripheral blood stem cell (PBSC) transplantation for NHL No prior filgrastim-SD/01 No other concurrent myelopoietic growth factors No concurrent WBC transfusions No concurrent PBSC collection Chemotherapy: See Disease Characteristics No more than 2 prior courses of chemotherapy for any malignancy Endocrine therapy: No concurrent corticosteroids except topical steroids or as premedications or associated with chemotherapy Radiotherapy: At least 4 weeks since prior radiotherapy Surgery: Not specified Other: At least 72 hours since prior antimicrobials At least 30 days since other prior investigational drug No other concurrent investigational drug No concurrent prophylactic antibiotics during course 1