Oral & vag candidiasis or fungal infections; headache, taste perversion (metallic aftertaste); diarrhea, nausea, vomiting; abnormal liver function tests; increased AST, ALT, LDH, alkaline phosphatase, BUN, creatine phosphokinase, lipase, amylase or glucose w/o starvation; decreased total protein, albumin, Na & Ca; increased/decreased K or bicarbonate; increased neutrophil & eosinophil counts; decreased Hb, hematocrit or erythrocytes count; increased/decreased platelet or leukocyte count. Anemia, leukopenia, thrombocytopenia, pancytopenia, myelosuppression; anaphylaxis, trophic & metabolic disorders (lactic acidosis); peripheral neuropathy, seizures, serotonin syndrome; optic neuropathy; angioedema, skin blisters eg, Stevens-Johnson syndrome.