BOXED WARNING Endometrial cancer with unopposed estrogen in women with a uterus; cardiovascular disorders (stroke, DVT, and with estrogen+progestin also PE and MI); probable dementia in women ≥65; invasive breast cancer (estrogen+progestin). Do not use for prevention of cardiovascular disease or dementia; use lowest effective dose for shortest duration.
FDA dosing
Population
Start
Target
Max
Moderate to severe vasomotor symptoms due to menopause
Postmenopausal women
0.025 mg/day, apply once weekly
Adjust to clinical response
Moderate to severe vulvar and vaginal atrophy due to menopause
Postmenopausal women
0.025 mg/day, apply once weekly
Adjust to clinical response
Hypoestrogenism due to hypogonadism, castration, or primary ovarian failure
Women
0.025 mg/day, apply once weekly
Adjust to clinical response
Prevention of postmenopausal osteoporosis
Postmenopausal women
0.025 mg/day, apply once weekly
Renal Undefined
Hepatic Contraindicated in hepatic impairment or disease
Instructions
Apply patch to clean, dry lower abdomen (below umbilicus) or upper quadrant of buttock; not on or near the breasts
Rotate application sites with ≥1 week between applications to the same site; press firmly ~10 seconds
Wear only one system at a time during the 7-day interval
In women with a uterus, add a progestogen to reduce endometrial cancer risk
Use lowest effective dose; attempt to taper/discontinue at 3-6 month intervals
Contraindications
Undiagnosed abnormal genital bleeding
Breast cancer or history of breast cancer
Estrogen-dependent neoplasia
Active or prior DVT or pulmonary embolism
Active or prior arterial thromboembolic disease (e.g., stroke, MI)
Hepatic impairment or disease
Protein C, protein S, or antithrombin deficiency, or other thrombophilic disorders
Cautions
Increased risk of gallbladder disease
Discontinue if severe hypercalcemia, loss of vision (retinal vascular thrombosis), severe hypertriglyceridemia/pancreatitis, or cholestatic jaundice
May exacerbate hypothyroidism (monitor thyroid function on replacement), fluid retention, hereditary angioedema, asthma, diabetes, epilepsy, migraine, porphyria, SLE
Add progestogen if uterus intact (endometrial protection)
Adverse reactions
Breast pain
Upper respiratory tract infection
Headache
Abdominal pain
Pain
Edema
Depression
Pruritus (application-related)
Pregnancy Not indicated for use in pregnancy
Lactation Estrogens present in human milk and can reduce milk production