Dry skin, nasal mucosa & conjunctiva. Visual disturbances, allergic vasculitis, arthralgia, hepatitis. Elevation of liver enzymes, serum triglycerides, cholesterol. Hematuria & proteinuria. Rarely, keratitis, acne fulminans, hearing deficiency, hair thinning, hirsutism, nausea, headache, benign intracranial HTN, suicidal ideation, hyperuricemia, inflammatory bowel disease, blood disorders, bronchospasm.