New birth control pill for fibroids and endometriosis shows promise in large trial

NCT ID NCT04756037

Ongoing Disease control Sponsor: Sumitomo Pharma Switzerland GmbH Source: ClinicalTrials.gov ↗

First seen Jan 09, 2026 · Last updated May 08, 2026 · Updated 18 times

Summary

This study tests whether a combination therapy with relugolix can prevent pregnancy in women with uterine fibroids or endometriosis. About 1,020 women aged 18 to 50 who are at risk of pregnancy will take the medication and be monitored for up to one year. The main goal is to see how many pregnancies occur while using this treatment as the only form of birth control.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

Get updates

Get notified about this study

Our safety recommendation!

By submitting, you agree to our Terms of use

Contacts and locations

Show contact details

Locations

Albuquerque

Albuquerque, New Mexico, 87109, United States
Annandale

Annandale, Virginia, 22003, United States
Atlanta

Atlanta, Georgia, 30328, United States
Atlanta

Atlanta, Georgia, 30363, United States
Aurora

Aurora, Colorado, 80045, United States
Austin

Austin, Texas, 78705, United States
Aventura

Aventura, Florida, 33180, United States
Baltimore

Baltimore, Maryland, 21237, United States
Beaumont

Beaumont, Texas, 77702, United States
Bellevue

Bellevue, Washington, 98007, United States
Boynton Beach

Boynton Beach, Florida, 33435, United States
Brownsburg

Brownsburg, Indiana, 46112, United States
Burbank

Burbank, California, 91506, United States
Canoga Park

Canoga Park, California, 91303, United States
Chandler

Chandler, Arizona, 85224, United States
Chattanooga

Chattanooga, Tennessee, 37404, United States
Cherry Hill

Cherry Hill, New Jersey, 08034, United States
Chicago

Chicago, Illinois, 60607, United States
Chicago

Chicago, Illinois, 60611, United States
Cidra

Cidra, 00739, Puerto Rico
College Park

College Park, Georgia, 30349, United States
Columbus

Columbus, Georgia, 31909, United States
Columbus

Columbus, Ohio, 43210, United States
Columbus

Columbus, Ohio, 43213, United States
Columbus

Columbus, Ohio, 43231, United States
Covington

Covington, Louisiana, 70433, United States
Dallas

Dallas, Texas, 75230, United States
Davie

Davie, Florida, 33024, United States
Dearborn Heights

Dearborn Heights, Michigan, 48127, United States
Deland

DeLand, Florida, 32720, United States
Detroit

Detroit, Michigan, 48201, United States
Durham

Durham, North Carolina, 27713, United States
Encinitas

Encinitas, California, 92024, United States
Fairfield

Fairfield, Ohio, 45014, United States
Fort Worth

Fort Worth, Texas, 76104, United States
Franklin

Franklin, Ohio, 45005, United States
Gardena

Gardena, California, 90247, United States
Greenwood Village

Greenwood Village, Colorado, 80111, United States
Hialeah

Hialeah, Florida, 33016, United States
Houston

Houston, Texas, 77021, United States
Houston

Houston, Texas, 77024, United States
Houston

Houston, Texas, 77054, United States
Jackson

Jackson, Mississippi, 39202, United States
Jacksonville

Jacksonville, Florida, 32256, United States
Kissimmee

Kissimmee, Florida, 34741, United States
Lake Worth

Lake Worth, Florida, 33461, United States
Lancaster

Lancaster, California, 93534, United States
Las Vegas

Las Vegas, Nevada, 89106, United States
Las Vegas

Las Vegas, Nevada, 89109, United States
League City

League City, Texas, 77573, United States
Long Beach

Long Beach, California, 90805, United States
Long Beach

Long Beach, California, 90806, United States
Loxahatchee

Loxahatchee Groves, Florida, 33470, United States
Margate

Margate, Florida, 33063, United States
Marrero

Marrero, Louisiana, 70072, United States
Memphis

Memphis, Tennessee, 38120, United States
Meridian

Meridian, Idaho, 83646, United States
Mesa

Mesa, Arizona, 85209, United States
Metairie

Metairie, Louisiana, 70001, United States
Miami

Miami, Florida, 33126, United States
Miami

Miami, Florida, 33140, United States
Miami

Miami, Florida, 33155, United States
Miami

Miami, Florida, 33173, United States
Minot

Minot, North Dakota, 58701, United States
Mishawaka

Mishawaka, Indiana, 46545, United States
Mobile

Mobile, Alabama, 36604, United States
Myrtle Beach

Myrtle Beach, South Carolina, 29572, United States
Nampa

Nampa, Idaho, 83687, United States
New Bern

New Bern, North Carolina, 28562, United States
New Orleans

New Orleans, Louisiana, 70127, United States
New Port Richey

New Port Richey, Florida, 34652, United States
New York

New York, New York, 10029, United States
Norcross

Norcross, Georgia, 30093, United States
Norfolk

Norfolk, Virginia, 23502, United States
North Las Vegas

North Las Vegas, Nevada, 89030, United States
Orlando

Orlando, Florida, 32808, United States
Orlando

Orlando, Florida, 32822, United States
Palo Alto

Palo Alto, California, 94304, United States
Panama City

Panama City, Florida, 32405, United States
Pearland

Pearland, Texas, 77584, United States
Peoria

Peoria, Arizona, 85381, United States
Philadelphia

Philadelphia, Pennsylvania, 19104, United States
Philadelphia

Philadelphia, Pennsylvania, 19114, United States
Phoenix

Phoenix, Arizona, 85020, United States
Portland

Portland, Oregon, 97239, United States
Raleigh

Raleigh, North Carolina, 27607, United States
Raleigh

Raleigh, North Carolina, 27612, United States
Sacramento

Sacramento, California, 95817, United States
Saginaw

Saginaw, Michigan, 48602, United States
Saint Louis

St Louis, Missouri, 63108, United States
Saint Louis

St Louis, Missouri, 63141, United States
Salt Lake City

Salt Lake City, Utah, 84107, United States
San Antonio

San Antonio, Texas, 78233, United States
San Antonio

San Antonio, Texas, 78258, United States
San Diego

San Diego, California, 92111, United States
San Fernando

San Fernando, California, 91340, United States
San Juan

San Juan, 00907, Puerto Rico
San Juan

San Juan, 00909, Puerto Rico
Sandy Springs

Sandy Springs, Georgia, 30328, United States
Sarasota

Sarasota, Florida, 34239, United States
Savannah

Savannah, Georgia, 31406, United States
Seattle

Seattle, Washington, 98105, United States
Shawnee

Shawnee, Kansas, 66218, United States
Shreveport

Shreveport, Louisiana, 71118, United States
Smyrna

Smyrna, Georgia, 30082, United States
Summerville

Summerville, South Carolina, 29485, United States
Towson

Towson, Maryland, 21204, United States
Valley Village

Valley Village, California, 91607, United States
Washington

Washington D.C., District of Columbia, 20011, United States
Washington

Washington D.C., District of Columbia, 20036, United States
West Covina

West Covina, California, 91790, United States
Winston-Salem

Winston-Salem, North Carolina, 27103, United States

Conditions

Explore the condition pages connected to this study.

CONTRACEPTION