Uncommon − loss of sexual desire, impotence, reduced size of testicles, testicular pain, breast swelling, pelvic pain, prostatitis (inflammation of the prostate gland), prostate tenderness, backwards ejaculation (ejaculation to urinary bladder) − depression, anxiety − rash, skin redness, locally changed skin color, loss of hair, soft nails − allergic reactions, hives − cough − decreased appetite, constipation, diarrhoea, vomiting, dry mouth, abdominal discomfort − anaemia