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RecruitingNCT03862599LiST-PRPUpdated Mar 7, 2023

Low Intensity Shock-wave Therapy (Li-ESWT) in Penile Rehabilitation After Radical Prostatectomy

An interventional study of Extra-corporeal shockwave therapy (ESWT) and Standard care in Erectile Dysfunction Following Radical Prostatectomy, sponsored by Guy's and St Thomas' NHS Foundation Trust. Recruiting at 1 site in United Kingdom. Open to male participants aged 40 Years to 65 Years. Per ClinicalTrials.gov, last updated 2023-03-07.

Sponsored by Guy's and St Thomas' NHS Foundation Trust · Not applicable, Interventional, and Treatment

From the registry’s dates

  • Primary completion was expected by Oct 2024, 2 years ago, but the record still lists the study as recruiting.
  • Started Jun 2021; still recruiting 5 years 4 months later.
Phase
Not applicable
Study type
Interventional
Enrollment
100
Allocation
Randomized
Ages
40 Years to 65 Years
Sex
Male
01

Study summary

Erectile dysfunction (ED) is reported in up to 85% of men who have undergone a radical prostatectomy for prostate cancer. A few small studies have recently shown that low-intensity shockwave therapy may improve sexual performance in men with ED. However, the optimal dosage and length of treatment is yet to be determined. The investigators propose a randomised trial evaluating the efficacy and safety of low-intensity shockwave therapy in men with ED following prostatectomy surgery.

Read the detailed description

Erectile dysfunction (ED) is reported in up to 85% of men who have undergone a radical prostatectomy for prostate cancer. At present, this debilitating consequence of surgery is managed in a step-wise approach including oral medication, injections and in severe cases, insertion of a penile prosthesis. A few small studies have shown that low-intensity shockwave therapy may improve sexual performance in men with ED. However, the optimal dosage and length of treatment is yet to be determined. The investigators propose a randomised trial evaluating the efficacy and safety of low-intensity shockwave therapy in men with ED following prostatectomy surgery. Low-intensity shockwave therapy would be a non-invasive treatment to preserve and improve patient's sexual function.

02

Conditions studied

  • Erectile Dysfunction Following Radical Prostatectomy

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Keywords

  • erectile dysfunction
  • shockwave
  • treatment
  • prostatectomy
03

In context

Erectile Dysfunction

683 studies on the registry are indexed under Erectile Dysfunction; 117 are open to participants now.

This study's planned enrollment of 100 is above the median of 72 across 542 interventional studies indexed under Erectile Dysfunction.

Browse Erectile Dysfunction studies →

Lead sponsor

Guy's and St Thomas' NHS Foundation Trust is the lead sponsor of 284 studies on the registry; 79 are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
40 Years to 65 Years
Sexes eligible
Male
Accepts healthy volunteers
No

Inclusion criteria

  • Age 40 - 65
  • Diagnosed with low/intermediate-risk prostate cancer:
  • PSA \< 20 ng/ml
  • Gleason score \< 8
  • PCa stage =\< T2b
  • Baseline IIEF-ED 17-30 without erectogenic aids
  • No pre-operative urinary incontinence (no usage of urinary pads)
  • Sexually active
  • Able to understand and complete patient questionnaires
  • Consent to participate

Exclusion criteria

Exclusion Criteria:

  • Anatomical abnormalities in the genitalia or pelvic region
  • Post-RP complications that could impact safety or effectiveness of ESWT (eg. hematoma, fistula, unresolved anastomotic leak)
  • Incomplete tumor removal (positive surgical margin)
  • Tumor upstaging beyond T2b
  • Nerve sparing score > 5
  • Previous or scheduled treatment with pelvic radiotherapy and/or androgen deprivation therapy
  • Untreated hypogonadism (serum total testosterone \< 300 mg/dL)
  • Anti-coagulant medication, except acetylsalicyclic acid up to 100mg daily
  • Any other condition that would prevent the patient from completing the study, as judged by the principle investigator
05

Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
Quadruple (Participant, Care provider, Investigator, Outcomes assessor)
Enrollment
100 participants (estimated)

Study arms

  • Sham comparator
    Standard care + sham ESWT

    Cialis and Vacuum pump + sham Extra-corporeal shockwave therapy (ESWT)

    Device: Extra-corporeal shockwave therapy (ESWT) · Other: Standard care

  • Active comparator
    Standard care + active ESWT

    Cialis and Vacuum pump + active Extra-corporeal shockwave therapy (ESWT)

    Device: Extra-corporeal shockwave therapy (ESWT) · Other: Standard care

Interventions

  • DeviceExtra-corporeal shockwave therapy (ESWT)

    low-intensity extra-corporeal shockwave therapy

  • OtherStandard care

    Cialis and vacuum pump

06

What researchers measure

Primary outcomes

  1. Sexual Function

    Measurement of average change in IIEF-ED from baseline (pre-RP) to 24 week-FU 22-25: No erectile dysfunction 17-21: Mild erectile dysfunction 12-16: Mild to moderate erectile dysfunction 8-11: Moderate erectile dysfunction 5-7: Severe erectile dysfunction 5 being the worst outcome

    Time frame: 6 months

Secondary outcomes

  1. Penile length

    Clinical measurement of change in stretched flaccid penile length from baseline and time points to 12 months

    Time frame: 12 months

  2. Urinary Incontinence

    Measurement of average change in EPIC questionnaire from baseline (pre-RP) to 24 week-FU and time points to 12 months

    Time frame: 12 months

  3. Adverse Events

    Number of Participants With Treatment-Related Adverse Events as Assessed by CTCAE v4.0

    Time frame: 12 months

07

Study locations

1 of 1 sites recruiting
  • Guy's and St Thomas' NHS Trust
    London, United Kingdom
    • Findlay MacAskill, MRCS · Contact · 07926073398
    Recruiting
08

References and documents

Publications

  • Kalyvianakis D, Memmos E, Mykoniatis I, Kapoteli P, Memmos D, Hatzichristou D. Low-Intensity Shockwave Therapy for Erectile Dysfunction: A Randomized Clinical Trial Comparing 2 Treatment Protocols and the Impact of Repeating Treatment. J Sex Med. 2018 Mar;15(3):334-345. doi: 10.1016/j.jsxm.2018.01.003. Epub 2018 Feb 1. PubMed 29396020 ↗

Individual participant data

Plan to share: No

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Mar 7, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT03862599
Lead sponsor
Guy's and St Thomas' NHS Foundation Trust
Responsible party
Tet Yap (Principal Investigator, Guy's and St Thomas' NHS Foundation Trust) — Principal investigator
First posted
Mar 5, 2019
Start date
Jun 1, 2021
Primary completion
Oct 1, 2024 (estimated)
Completion
May 1, 2025 (estimated)
Last update
Mar 7, 2023

Study contacts

Tet Yap, FRCS (Urol)
Contact
tet.yap@gstt.nhs.uk
07748182772
Findlay MacAskill, MRCS
Contact
findlay.macaskill@gstt.nhs.uk
07748182772
Tet Yap, FRCS (Urol)
principal investigator · Guy's and St Thomas' NHS Foundation Trust

Oversight

Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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