Hormone therapy to improve healing after shoulder surgery
Official title: Sex Hormone Supplementation and Rotator Cuff Repair: A Preliminary Randomized Trial
Run by University of Utah · NCT04944836 · Data updated 2026-11-12
This study tests if hormone therapy can help men with low hormone levels heal better after shoulder surgery.
Quick facts
| Phase | Phase 2 |
|---|---|
| Study type | Interventional |
| Ages | 40 Years to 80 Years |
| Sex | Men only |
| Enrollment | 58 (estimated) |
| Sponsor | University of Utah Academic / other |
| Locations | 1 site (Salt Lake City, Utah) |
| Status | Recruiting |
| Started | March 9, 2023 |
| Main results expected | July 1, 2028 |
| Study ends | January 1, 2029 |
| Registry record updated | March 19, 2026 |
| Trial ID | NCT04944836 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are men planning to undergo primary rotator cuff repair with a full thickness tear greater than 1 cm.
✕Probably not a fit
Patients with active infections, pre-operative testosterone supplementation, or certain medical conditions such as untreated prostate cancer will not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This pilot study investigates the effects of sex hormone therapy on healing after rotator cuff repair surgery in men with low hormone levels. Participants will be randomly assigned to receive either clomiphene citrate, which stimulates the body to produce testosterone and estrogen, or a placebo while recovering from surgery. The study aims to determine if increasing hormone levels can enhance tendon healing, reduce pain, and improve shoulder function. The research is based on the hypothesis that hormone deficiencies may contribute to both the occurrence of rotator cuff tears and the failure of surgical repairs.
Why it matters
Potential benefit: If successful, this approach could lead to improved healing and function for patients recovering from rotator cuff surgery.
How similar studies have gone: While this approach is novel in the context of rotator cuff repair, previous studies have suggested that hormone therapy may have beneficial effects on tendon healing.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria 1. A plan for a primary rotator cuff repair 2. Male sex 3. \>1 cm tear width, full thickness supraspinatus/infraspinatus tear Exclusion Criteria 1. Active infection 2. Pre-operative testosterone supplementation 3. Known diagnosis of secondary testicular failure or testosterone deficiency 4. Medically unfit for operative intervention 5. Revision surgery 6. Unwillingness to participate in the study, including post-operative imaging 7. Inability to read or comprehend written instructions 8. Prisoner 9. Concomitant patch augmentation or tendon-transfer 10. Untreated prostate cancer 11. Liver disease 12. Pituitary or hypothalamic dysfunction
Where it's running
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University of Utah
Salt Lake City, Utah, United States Recruiting
Study contacts
- Study coordinator: Peter Chalmers
- Email: chalmerspractice@hsc.utah.edu
- Phone: 8015870063
Similar studies
Other studies for the same condition or treatment. Recruiting studies are listed first.
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Rotator cuff repair with biceps rerouting and dermal graft augmentation for large, difficult tears
This study tests a combined surgical approach to see if it helps tendon retear rates in adults with large rotator cuff tears that are hard to repair.
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Biomarkers to see if rotator cuff repairs will heal after surgery
This study tests whether biomarkers in shoulder tissue and synovial fluid can predict whether a rotator cuff repair will heal, using MRI after surgery to compare those who heal with those who don’t.
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This trial will test whether Mobilization with Movement helps reduce pain, improve shoulder function, and restore joint position sense in adults with rotator cuff lesions.
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Does age-related muscle loss change rotator cuff tear patterns?
We will see if age-related muscle loss (sarcopenia) is linked to the location and type of rotator cuff tears in adults aged 40–75 with rotator cuff syndrome.
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Impact of neck nerve compression (cervical radiculopathy) on recovery after rotator cuff repair
This study sees if people under 65 who had cervical radiculopathy before rotator cuff repair have different shoulder function and quality of life after surgery compared with those who did not.
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This study tests whether using virtual reality can make shoulder rehabilitation more engaging and effective for people with shoulder injuries.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.