oral ও anogenital candidiasis, vulvovaginitis, eosinophilia, leucopenia, neutropenia, thrombocytopenia, haemolytic anaemia, pancytopenia, agranulocytosis, anaphylaxis, anaphylactoid reaction, hypersensitivity, pulmonary infiltrates, anaphylactoid purpura, polyarteritis nodosa, thyroid function পরিবর্তন, thyroid-এর brown-black discoloration, anorexia, dizziness, headache, hypaesthesia, paraesthesia, intracranial hypertension, vertigo, bulging fontanelle, convulsions, sedation, hearing impairment, tinnitus, myocarditis, pericarditis, cough, dyspnoea, bronchospasm, asthma exacerbation, pulmonary eosinophilia, pneumonitis, diarrhoea, nausea, stomatitis, tooth discoloration, vomiting, dyspepsia, dysphagia, enamel hypoplasia, enterocolitis, oesophagitis, oesophageal ulceration, glossitis, pancreatitis, pseudomembranous colitis, liver enzyme বৃদ্ধি, hepatitis, autoimmune hepatotoxicity, cholestasis, hepatic failure, hyperbilirubinemia, jaundice, autoimmune hepatitis, alopecia, erythema multiforme, erythema nodosum, fixed drug eruption, skin hyperpigmentation, photosensitivity, pruritus, rash, urticaria, vasculitis, angioedema, exfoliative dermatitis, nail hyperpigmentation, Stevens-Johnson syndrome, toxic epidermal necrolysis, DRESS, arthralgia, lupus-like syndrome, myalgia, arthritis, bone discoloration, SLE, joint stiffness, swelling, increased serum urea, acute renal failure, interstitial nephritis, balanitis, fever ইত্যাদি। কিছু ক্ষেত্রে মৃত্যু পর্যন্ত হতে পারে।
Hyperpigmentation skin, nails, teeth, oral mucosa, bones, thyroid, eyes, breast milk, lacrimal secretions ও perspiration-এ হতে পারে। এটি blue/black/grey বা muddy-brown হতে পারে এবং local বা diffuse হতে পারে। সবচেয়ে বেশি দেখা যায় skin-এ। অধিকাংশ ক্ষেত্রে drug বন্ধ করলে reversible হলেও কিছু ক্ষেত্রে স্থায়ী হতে পারে। sun-exposed এলাকায় pigmentation দীর্ঘস্থায়ী হতে পারে।