Ovitrelle is contraindicated for safety reasons in case of: • Tumours of the hypothalamus and pituitary gland • Hypersensitivity to the active substance or to any of the excipients • Ovarian enlargement or cyst due to reasons other than polycystic ovarian disease • Gynaecological haemorrhages of unknown aetiology • Ovarian, uterine or mammary carcinoma • Extrauterine pregnancy in the previous 3 months • Active thrombo-embolic disorders