Estring

Indications

• atrophic vaginitis

Dosage

releases 7.5 ug/day of estradiol

Adverse effects

• little to no systemic effects
  • no need for progestin to prevent endometrial hyperplasia

Mechanism of action

• vaginal ring that releases estradiol over 90 days

More general terms

• vaginal ring
• hormone replacement therapy

Additional terms

• Femring

Components

• 17-beta estradiol (E2, Estrace, Estinyl, Delestrogen, Elestrin, Evamist, Imvexxy)