Saturday, July 11, 2026

Drug profile · INN

estriol

estriol (OVESTIN) is a estrogen receptor modulator. Associated with Lacuna Pharma Pty Ltd.

TGA: approved
Patents linked 5
Pipeline programs 2
News articles 0
Drug details — estriol

Quick answer

estriol (OVESTIN) is a estrogen receptor modulator. Associated with Lacuna Pharma Pty Ltd.

Key facts

INN estriol
Brand OVESTIN
Mechanism Estrogen receptor modulator
Target Estrogen receptor

Mechanism of action

Estrogen receptor modulator

Primary target: Estrogen receptor

Approval history

Authority Status Date
TGA approved

Pipeline programs

  1. 9941 Phase 2 · CNS Pharmaceuticals · Menopause
  2. Providence Approved · George Institute for · Cervical cancer

Related & competitor drugs

  1. estradiol Estrogen receptor alpha agonist
  2. estradiol valerate Estrogen receptor alpha agonist
  3. estrogens, conjugated synthetic a Estrogen receptor agonist
  4. estropipate Estrogen receptor alpha agonist
  5. ethinyl estradiol Estrogen receptor alpha agonist
  6. fulvestrant Antineoplastic and immunomodulating agents (L02)
  1. US 10406169

    Methods of monitoring estriol therapy

    Expires Mon Sep 05 2039 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  2. US 10369158

    Pharmaceutical packaging for estriol therapy

    Expires Mon Aug 01 2039 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  3. US 9168262

    Estriol therapy for multiple sclerosis and other autoimmune diseases

    Expires Mon Oct 22 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  4. US 8372826

    Estriol therapy for multiple sclerosis and other autoimmune diseases

    Expires Mon Feb 07 2033 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  5. US 6936599

    Estriol therapy for multiple sclerosis and other autoimmune diseases

    Expires Mon Aug 25 2025 00:00:00 GMT+0000 (Coordinated Universal Time)

    expired

Frequently asked questions

What is estriol?

estriol (OVESTIN) is a estrogen receptor modulator. Associated with Lacuna Pharma Pty Ltd.

What is the brand name for estriol?

OVESTIN is a marketed brand name for estriol. Check FDA Drugs@FDA for the current US label holder and prescribing information.