Known past or suspected breast cancer.
Known or suspected oestrogen-dependent malignant tumours (e.g. endometrial cancer).
Known or suspected progestogen-dependent neoplasms (e.g. meningioma).
Undiagnosed genital bleeding.
Untreated endometrial hyperplasia.
Previous or current venous thromboembolism (deep venous thrombosis, pulmonary embolism).
Known thrombophilic disorders (e.g. protein C, protein S or antithrombin deficiency, see Precautions).
Active or recent arterial thromboembolic disease (e.g. angina, myocardial infarction).
Acute liver disease, or a history of liver disease, as long as the liver function tests have failed to return to normal.
Known hypersensitivity to the active substances or to any of the excipients.