estropipate

Trade name: ogen

Small moleculeapproved

Approved

May 19, 1977

Estropipate, also known as piperazine estrone sulfate and sold under the brand names Harmogen, Improvera, Ogen, Ortho-Est, and Sulestrex among others, is an estrogen medication which is used mainly in menopausal hormone therapy in the treatment of menopausal symptoms. It is a salt of estrone sulfate and piperazine, and is transformed into estrone and estradiol in the body. It is taken by mouth. — Wikipedia

Clinical trial activity

0 trials · 0 clinical orgs · 9 marketing orgs

Phase 1
0
Phase 2
0
Phase 3
0
Phase 4
0

Timeline

1970s

  1. May 19, 1977

    Earliest FDA Approval

  2. May 19, 1977

    Pharmacia & Upjohn — Marketing Organization

  3. May 19, 1977

    Pfizer — Marketing Organization

  4. Jun 3, 1977

    Pharmacia & Upjohn — First NDA Organization

  5. Jun 3, 1977

    Pharmacia & Upjohn — NDA Organization

1990s

  1. Feb 27, 1991

    Sun Pharmaceuticals — Marketing Organization

  2. Sep 23, 1993

    Watson Pharmaceuticals — Marketing Organization

  3. Sep 23, 1993

    Teva — Marketing Organization

  4. Nov 27, 1996

    Barr Laboratories — Marketing Organization

  5. Aug 26, 1999

    Mylan — Marketing Organization

  6. Aug 26, 1999

    PHARMOBEDIENT — Marketing Organization

  7. Nov 1, 1999

    Duramed Research — Marketing Organization

Indications

Mechanism of action

Approval history

  • approvedMay 19, 1977

Chemistry & pharmacology

Loading structure…

SMILES

C1CNCCN1.C[C@]12CC[C@@H]3c4ccc(OS(=O)(=O)O)cc4CC[C@H]3[C@@H]1CCC2=O
Mol. weight
436.57 g/mol
Lipinski Ro5
Pass
Rule of 3
No
Chirality
Single Stereoisomer
Inorganic
No
Polymer
No
Delivery
Oral, Topical
Availability
Prescription Only

Oral

Yes

Parenteral

No

Topical

Yes

Black box warning

Sources

Also known as

  • estra-1,3,5(10)-trien-17-one, 3-(sulfooxy)-, compd. with piperazine (1:1)
  • estropipate
  • estropipate
  • estropipate
  • estropipate
  • estropipate
  • estropipate
  • genoral
  • harmogen
  • harmogen
  • harmogen
  • harmonet
  • ogen
  • ogen
  • ogen
  • ogen 1.25
  • ogen 1.25
  • ogen 2.5
  • ogen 2.5
  • ogen 5
  • ogen 5
  • ogen .625
  • ogen .625
  • ortho-est
  • ortho-est
  • ortho-est
  • piperazine estrone sulfate
  • piperazine estrone sulfate
  • piperazine estrone sulfate
  • piperazine estrone sulfate

Organizations

Marketing (10)

OrganizationOrg typeRelationshipDate
Barr LaboratoriesFor profitMKTGNov 27, 1996
Duramed ResearchFor profitMKTGNov 1, 1999
MylanFor profitMKTGAug 26, 1999
PHARMOBEDIENTFor profitMKTGAug 26, 1999
PfizerFor profitMKTGMay 19, 1977
Pharmacia & UpjohnFor profitMKTGMay 19, 1977
Pharmacia & UpjohnFor profitNDAJun 3, 1977
Sun PharmaceuticalsFor profitMKTGFeb 27, 1991
TevaFor profitMKTGSep 23, 1993
Watson PharmaceuticalsFor profitMKTGSep 23, 1993