Diarrhea, loose stools, abdominal pain, dyspepsia, nausea, & vomiting; anaphylactic/anaphylactoid reactions, skin rashes, pruritus, urticaria, angioedema; transient elevations in SGPT, SGOT, & alkaline phosphatase; transient elevations in BUN or creatinine; headaches or dizziness; transient thrombocytopenia, leukopenia, & eosinophilia, prolongation in prothrombin time; hyperbilirubinemia; genital pruritus, vaginitis, candidiasis.