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HypogonadismEarly Phase 1NCT00848497

Testosterone for Penile Rehabilitation After Radical Prostatectomy

A Early Phase 1 study testing Testim® and Viagra® in people with Hypogonadism and Erectile Dysfunction, run by Mohit Khera at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study is to determine the effectiveness of testosterone replacement therapy (TRT) in men following surgery to remove the prostate in improving erectile function. Subjects will be randomized (like flipping a coin) to one of two groups. Read more about this study

Who is it for?
Ages 18 years and older, men only
Conditions the study is for
Hypogonadism, Erectile Dysfunction
What is being tested?
Testim® and Viagra®
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
3 participants
Where
1 siteUnited States
Study dates
Nov 2007to Mar 2013
Phase
Early Phase 1
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Males, 18 years of age or older, with low testosterone levels.
  • Must have undergone a bilateral nerve sparing radical prostatectomy.
  • Nadir PSA (Prostate-Specific Antigen) values should be less than 0.01 ng/ml on two consecutive occasions separated by 4 weeks at the start of treatment.
  • Must give informed consent.
  • Must be willing to complete follow-up visits.

Who cannot join

  • Testosterone level greater than 300 ng/ dl
  • Hemoglobin level greater than 18 ng/dl.
  • Positive surgical margins or evidence of residual prostate cancer after surgery.
  • Clinically suspected advanced disease or actual evidence of metastatic prostate cancer.
  • Primary Gleason Grade greater than 3 or secondary Gleason Grade greater than 4 in the final pathologic specimen will be excluded.
  • Taking nitrates or with contraindications to the use of Viagra or androgen therapy will be excluded.
  • Known hypersensitivity to any component of the tablet will be excluded.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Baylor College of Medicine

    Houston, Texas, 77030

Other trials in United States

About this study

Official title: Efficacy of Testosterone Replacement Therapy in Penile Rehabilitation Following Radical Prostatectomy (#: 04-07-30-01)

The purpose of this study is to determine the effectiveness of testosterone replacement therapy (TRT) in men following surgery to remove the prostate in improving erectile function. Subjects will be randomized (like flipping a coin) to one of two groups. One group will receive Testim® (testosterone gel) 5 g per day plus Viagra 25 mg every night and the other will receive Placebo-Testim® 5 g per day plus Viagra 25 mg every night.

Subjects will begin drug treatment 3 months after the initial screening visit and will take study drug for 3 months only. Participation will end at the end of the 6-month visit.

Read the detailed description

There was only one patient who began treatment with the study drug. After blind was broken, it was noted that he received placebo Testim and Viagra.

Being tested
Testim®, Placebo Testim®, Viagra®
Keywords
hormone replacement therapy, radical prostatectomy, erectile dysfunctions, scheduled for removal of prostate gland
Medical subject headings
Hypogonadism, Erectile Dysfunction

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Testim®Drug

    Also called Testim® is the brand name for testosterone gel.

    Testim® 5 g of gel (one tube) containing 50 mg of testosterone once daily. This was the dose given to the patient which he started.

  • Placebo Testim®Other

    Also called Placebo Testim

    Placebo Testim® 5 g of gel (one tube)

  • Viagra®Drug

    Also called Viagra® is the brand name for sildenafil citrate., Viagra® 25 mg tablet daily at night

    Viagra 25mg was the dose given to the patient which he started.

Study groups in NCT00848497
Study groupRoleWhat they receive
Testim® + Viagra®Active comparatorTestim® gel (50 mg of testosterone) once daily + Viagra® 25 mg tablet every night
Receives: Drug: Testim®; Drug: Viagra®
Placebo Testim® + Viagra®Placebo comparatorPlacebo Testim® gel once daily + Viagra® 25 mg tablet every night
Receives: Other: Placebo Testim®; Drug: Viagra®

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in SHIM (Sexual Health Inventory for Males) Score at 6 Months After Initial Screening Visit.

    SHIM range is 0-25. 0= no sexual activity;1-7 severe ED; 8-11 Moderate ED; 12-16 Mild to Moderate ED; 17-21 Mild ED

    Measured: Baseline and 6 months

Secondary outcomes (3)
  1. Change in the IIEF (International Index of Erectile Function) Score 6 Months After the Initial Screening Visit.

    There are 15 questions, each divided into 5 domains. Maximum score is 75 = best function, and minimum is 5 = worst function

    Measured: Baseline and 6 months

  2. Change in the ADAM (Androgen Deficiency in the Aging Male)Score 6 Months After the Initial Screening Visit.

    ADAM scores of one evaluated patient. ADAM is 10 questions ("yes" or "no" answers) and if you answer yes to question 1 or 7 or "yes" to any 3 questions you are said to test "positive" to the ADAM questionnaire.

    Measured: Baseline and 6 months

  3. Change in the EPIC (Expanded Prostate Cancer Index Composite) Score 6 Months After the Initial Screening Visit.

    EPIC is scored from 0 -100,lower EPIC score= worse, higher EPIC score= better

    Measured: Basline and 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted20 Feb 2009 (estimated)
  2. Study startNov 2007
  3. Primary completionMar 2013
  4. Study completionMar 2013

Why it stopped: Lack of volunteers who would consent to participate and lack of funding

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Early Phase 1
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Participant
Enrolment
3 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00848497
Sponsor's protocol ID
H-21148
Status last verified
Jun 2015
First submitted
19 Feb 2009
Last updated
19 Jun 2015
Data monitoring committee
Yes

Publications

  • Khera M, Grober ED, Najari B, Colen JS, Mohamed O, Lamb DJ, Lipshultz LI. Testosterone replacement therapy following radical prostatectomy. J Sex Med. 2009 Apr;6(4):1165-1170. doi: 10.1111/j.1743-6109.2009.01161.x. Epub 2009 Jan 22.

    PubMed 19207277
  • Khera M, Lipshultz LI. The role of testosterone replacement therapy following radical prostatectomy. Urol Clin North Am. 2007 Nov;34(4):549-53, vi. doi: 10.1016/j.ucl.2007.08.007.

    PubMed 17983894
  • Khera M. Androgens and erectile function: a case for early androgen use in postprostatectomy hypogonadal men. J Sex Med. 2009 Mar;6 Suppl 3:234-8. doi: 10.1111/j.1743-6109.2008.01159.x. Epub 2009 Jan 21.

    PubMed 19207279

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Testim® and Viagra® in people with Hypogonadism and Erectile Dysfunction, run by Mohit Khera at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 7 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 19 Jun 2015. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 19 Jun 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in SHIM (Sexual Health Inventory for Males) Score at 6 Months After Initial Screening Visit. (time frame: Baseline and 6 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00848497, which also lists 3 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 19 Jun 2015.

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