Triclofem should not be used: If the patient is allergic (hypersensitive) to medroxyprogesterone acetate or to any of the other ingredients (listed in Description); If the patient thinks she may be pregnant; If the patient has had, or thinks she may have, hormone-dependent cancer of the breast or genital organs; If the patient has abnormal uterine bleeding; If the patient has liver disease; If the patient is hypertensive; If the patient has had diabetes for longer than 20 years; If the patient has a history of ischemic heart disease (e.g. myocardial infarction) or stroke; If the patient has or has had arterial thrombosis; If the patient has acute deep venous thrombosis or pulmonary embolism; If the patient has systemic lupus erythematosus.