>10% Headache (10-31%),Breast tenderness (16-27%),Dizziness (15-24%),Abdominal pain (10-20%),Depression (19%),Breast pain (6-16%),Viral disease (7-12%) 1-10% Vaginal discharge (10%),Fatigue (8-9%),Nausea (8%),Mood swings (6%) Frequency Not Defined Dementia, probable(postmenopausal women >65 years of age, possible association),Anorexia,Weakness,Weight change (less common than with synthetic progestins),Vomiting,Edema,DVT (postmenopausal women 50-79 years of age),Thrombophlebitis,Myocardial infarction (postmenopausal women 50-79 years of age),Stroke (postmenopausal women 50-79 years of age),Pulmonary emboli (postmenopausal women 50-79 years of age),Amenorrhea (less common than with synthetic progestins),Breakthrough bleeding (less common than with synthetic progestins),Change in menstrual flow(less common than with synthetic progestins),Spotting (less common than with synthetic progestins),Breast changes (less common than with synthetic progestins),Invasive...