Discontinue use if meningioma is diagnosed. Not to be re-administered if sudden partial or complete loss of vision, sudden onset of proptosis, diplopia, migraine, papilloedema or retinal vascular lesions; jaundice develops. Not a protection against sexually transmitted infections eg, HIV. Not recommended in patients w/ history of VTE. Unexpected vag bleeding, degree of fluid retention, history of clinical depression treatment; meningioma, diabetic patients; loss of bone mineral density; osteoporotic risk factors eg, chronic alcoholism &/or tobacco use, chronic use of drugs reducing bone mass (eg, anticonvulsants or corticosteroids), low BMI or eating disorder (eg, anorexia nervosa or bulimia), metabolic bone disease, strong family history of osteoporosis; wt gain; breast & ovarian cancer; increased risk of CV events eg, MI, CHD, stroke, VTE; CAD; pulmonary embolism; dementia; Cushingoid symptoms; suppressed adrenal function. May decrease levels of endocrine biomarkers eg, plasma/urinary steroids & gonadotropins, sex hormone-binding-globulin; ACTH & hydrocortisone. Ensure adequate Ca & vit D intake. Long-term use. Hepatic & renal insufficiency. Prolonged anovulation w/ amenorrhoea &/or erratic menstrual patterns. Lactation. Not to be used in pre-menarche childn.