Nistagmus, ataksia, ucapan tdk jelas, kebingungan mental, pusing, insomnia, sakit kepala, ggn GI, ruam spt morbili, dermatitis, hepatitis, lupus eritematosus, sindrom Steven Johnson, nekrolisis epidermal toksik (NET), trombositopenia, leukopenia, granulositopenia, agranulositosis, wajah tampak kasar, berjerawat & berbulu (hirsutisme), hiperplasia gingiva, periartritis nodosa.