PRIOR CONCURRENT THERAPY: Biologic therapy: Not specified Chemotherapy: Not specified Endocrine therapy: No prior estrogen within 24 hours of amifostine therapy Radiotherapy: Not specified Surgery: Not specified Other: No prior alcohol, disulphiram, tetracycline, or erythromycin within 24 hours of amifostine therapy No prior antiemetics such as benzodiazepines, antipsychotics, anticonvulsants, or antihistamines within 24 hours of amifostine therapy