Arterial thromboembolism, cerebral hemorrhage & thrombosis, edema; depression, dizziness, headache, migraine, nervousness, premenstrual syndrome, stroke; acne, erythema multiforme & nodosum, melasma, rash; amenorrhea, breakthrough bleeding, breast enlargement, secretion & tenderness, decreased lactation, decreased glucose tolerance, libido changes, spotting, nausea, vomiting, wt gain or loss; cervical erosion & secretion changes, cystitis-like syndrome, vag candidiasis, vaginitis.