Male: Postpubertal: Acne, gynaecomastia, bladder irritability, priapism, insomnia, chills, decreased libido, hepatic dysfunction, nausea, diarrhoea, prostatic hyperplasia. Prepubertal: Acne, virilism, chills, insomnia, hyperpigmentation, diarrhoea, nausea.
Female: Virilism, hypercalcaemia, nausea, diarrhoea, chills, insomnia, iron deficiency anaemia, hepatic dysfunction.