Nistagmus, ataksia, ucapan tdk jelas, ggn mental, pusing, insomnia, sakit kepala, mual, muntah, konstipasi, toksisitas, hepatitis, kerusakan liver, ruam spt morbili, dermatitis, lupus eritematosus, sindrom Steven Johnson, trombositopenia, leukopenia, granulositopenia, agranulositosis, gingival hiperplasia, peny Hodgkin, periartritis nodosa.