Tumors of the hypothalamus and pituitary gland.
Hypersensitivity to the active substance or to any of the excipients.
Ovarian enlargement or cyst unrelated to polycystic ovarian disease.
Gynaecological haemorrhages of unknown aetiology.
Ovarian, uterine or mammary carcinoma.
Active thrombo-embolic disorders.
Ovidrel must not be used in conditions when an effective response cannot be obtained, such as: primary ovarian failure, malformations of sexual organs incompatible with pregnancy, fibroid tumors of the uterus incompatible with pregnancy, postmenopausal women.