Androgen receptors in human preadipocytes and adipocytes: regional specificities and regulation by sex steroids.
M N Dieudonne, R Pecquery, A Boumediene...
https://pubmed.ncbi.nlm.nih.gov/9611130/Actively Recruiting
Led by University of California, San Francisco · Updated on 2026-05-29
50
Participants Needed
1
Research Sites
N/A
Total Duration
Nonalcoholic steatohepatitis NASH, a liver condition involving fat-related inflammation and scarring, is expected to become the leading cause of cirrhosis in the U.S. Women with polycystic ovary syndrome PCOS are at higher risk for NASH, affecting about 15 million U.S. women. This research aims to study how androgens contribute to liver damage and disease progression in women with PCOS and explore the role of lipid metabolism and visceral fat in this process. The results may guide future treatments targeting these factors to slow liver fibrosis in young women with PCOS and NAFLD. This clinical trial is a single-center, double-blind, placebo-controlled pilot study involving 50 women with biopsy-proven or likely NAFLD. Participants will be randomly assigned to receive either 50 mg of bicalutamide or a matching placebo capsule once daily for 6 months. In-person visits will occur monthly for six months, followed by a telephone follow-up within one month after treatment ends. This study focuses on evaluating feasibility and various liver-related outcomes. Participants will undergo assessments including magnetic resonance elastography to measure liver stiffness, magnetic resonance imaging for visceral fat volume, and proton density fat fraction to assess liver fat at the start and after 6 months. Liver biopsies will be evaluated to track changes in NASH activity, and blood tests will measure insulin resistance and lipid levels. Researchers will also monitor reasons for study dropout and participation rates. The total participation period is about 7 months including treatment and follow-up.
CONDITIONS
Bicalutamide Therapy in Young Women With NAFLD and PCOS
L
Lily Carbullido
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University of California, San Francisco
Lead Sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Collaborating Sponsor
This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
| Factors | Bicalutamide 50 mg | Placebo |
|---|---|---|
| What it is | Oral antiandrogen therapy (50 mg bicalutamide capsule) evaluated for NAFLD in women with hyperandrogenic PCOS. | Oral placebo capsules with identical appearance, containing only inert cellulose powder. |
| Role in trial | The investigational therapy being tested for impact on liver health and metabolic function. | Serves as the comparator to measure outcomes against the intervention. |
| Primary use | Under investigation for reducing liver stiffness and metabolic dysfunction in women with PCOS and NAFLD. | Inert comparator with no expected therapeutic effect, used to establish investigational therapy effects. |
| How it is given or performed | Oral capsule, 50 mg daily. Dosing matched to protocol requirements for six months. | Oral placebo capsule once daily, identical schedule and appearance. |
| Evidence status | Effectiveness in reducing liver stiffness or improving NAFLD in women with PCOS is not yet established; results are pending from this trial. Animal and mechanistic human studies have implicated androgen excess in NAFLD development, but bicalutamide’s clinical benefit for NAFLD in this population has not been proven. | Placebo does not provide clinical benefit for NAFLD or PCOS. It is used as an inert comparator arm. |
| Important limitations | Safety and effectiveness of bicalutamide in women with NAFLD and PCOS remain unproven. Existing safety data in women are based largely on experience in conditions other than NAFLD or PCOS, such as female pattern hair loss, and the duration in clinical studies is limited. | Placebo arm does not reflect any standard treatment approach for NAFLD or PCOS. |
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
You may qualify if you...
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Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - 6 months
Participants take a daily dose of bicalutamide or placebo for 6 months while undergoing monthly in-person evaluations.
6 monthly visits (in-person)
Duration - Up to 1 month
Participants have a telephone follow-up visit within one month after finishing treatment to check on their status.
1 telephone visit
Study Type
INTERVENTIONAL
Masking
QUADRUPLE
Allocation
RANDOMIZED
Model
PARALLEL
Primary Purpose
OTHER
Number of Arms
2
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Lead Sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Collaborating Sponsor