Phase 2B/3 Double-blinded Placebo-controlled

Planned Parenthood Southeastern Pennsylvania, Philadelphia

The Group for Women, Norfolk

Wake Research Associates, LLC, Raleigh

PMG Research of Salisbury, Salisbury

PMG Research, Inc. - Wilmington Health, Wilmington

Invocare Clinical Research Center, West Columbia

Renew Health Clinical Research, LLC, Lawrenceville

Meridian Clinical Research, Richmond Hill

Columbus Regional Research Institute - IACT Health, Columbus

Panax Clinical Research, Miami Lakes

Global Health Research Center, Miami Lakes

South Florida Research Center, Inc., Miami

Precision Clinical Research, Lauderdale Lakes

Comprehensive Clinical Trials, LLC, West Palm Beach

Physician Care Clinical Research LLC, Sarasota

Coastal Clinical Research, Inc., Mobile

Mobile OB-GYN, PC, Mobile

University of Tennessee Medical Center, Knoxville

Adams Patterson OB/GYN, Medical Research Center of Memphis, Memphis

University of MS Medical Center, Jackson

MedPharmics, LLD, Biloxi

University of Cincinnati Physicians, Cincinnati

Valley OB-GYN, Saginaw

John H. Stroger Jr. Hospital of Cook County, Chicago

DelRicht Research, New Orleans

DM Clinical Research, Alexandria

North Texas Family Medicine, Plano

CityDoc Urgent Care, Dallas

Research Network America, Houston

Centex Studios, Inc., Houston

Discovery MM Services, Inc., Houston

S.E.Tx. Family Planning and Cancer Screening (SOGA), Houston

Texas Center for Drug Development, Inc., Houston

Gadolin Research, Beaumont

Neere Bhatia, MD OB/GYN, San Antonio

Premier Family Physicians, Austin

AFC Urgent Care Denver, Denver

ASR, LLC, Nampa

MedPharmics, LLC, Phoenix

Precision Trials AZ, LLC, Phoenix

Eclipse Clinical Research, Tucson

Bosque Women's Care, Albuquerque

Nevada Obstetrical Charity Clinic, Las Vegas

United Clinical Research, Huntington Park

California Center for Clinical Research, Arcadia

Hope Clinical Research, Canoga Park

Medical Center for Clinical Research - Wake Research, San Diego

Optimus Medical Group, Inc., San Francisco

Planned Parenthood of Southern New England, New Haven

Magee Womens Hospital of UPMC, Pittsburgh