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Lateral EpicondylitisPhase 2NCT03811145

An Investigation of Tendoncel, a Novel Topical Platelet Lysate Gel, in the Treatment of Lateral Epicondylitis

A Phase 2 study testing Tendoncel in people with Lateral Epicondylitis, run by Cell Therapy Ltd. at 1 site in Greece.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Current treatments for lateral epicondylitis include: rest, behaviour modification and physiotherapy, anti-inflammatory medication - both steroidal and non-steroidal, and surgery. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Lateral Epicondylitis
What is being tested?
Tendoncel
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
30 participants
Where
1 siteGreece
Study dates
May 2014to Nov 2015
Phase
Phase 2
Are there results?
None posted in the registry

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
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Subjects aged 18 years and over and in good general health
  • Subjects who have a diagnosis of lateral epicondylitis, Cozen's test
  • Subjects who are willing to attend all study assessments and follow-up appointments
  • Subjects who are able to understand the study, and are willing to co-operate with the study procedures and restrictions

Who cannot join

  • Subjects have been receiving additional concurrent treatment (e.g. surgical or steroid injection) for lateral epicondylitis.
  • Subjects who have medial epicondylitis or another condition of the elbow (test side only)
  • Subjects who have participated in any clinical study during the previous 30 days of initiation of this study
  • Subjects with a history of alcohol, substance or drug abuse in the previous 12 months
  • Subjects with any significant concurrent illness
  • Subjects with a heart pacemaker
Show all 15Show fewer
  • Subjects with diabetes either type I or type II (owing to possible poor wound healing)
  • Subjects that have undergone surgery in the past 3 months
  • Subjects with any active or significant history of skin disorders at the treatment area(s) e.g. hypo pigmentation (vitiligo)
  • Subjects with any inflammatory skin condition (eczema, psoriasis, herpes simplex/complex)
  • Subjects with a history (or family history) of skin cancer, skin tumours or any other malignant disease
  • Subjects with any irritation, tattoo's, piercings, scars, birthmarks, or heavy presence of freckles at the treatment site(s)
  • Subjects currently taking anti-histamine or steroid medication
  • Subject who due to impaired mobility would not be able to undertake independent care
  • Subjects who are pregnant or who are breast feeding.

Trial locations and contacts

1 site in 1 country.

Greece1 site
  • Orthopaedic Clinic of Aristotle University of Thessaloniki, General Hospital of Papanikolaou

    Thessaloniki, 57010

Other trials in Greece

About this study

Official title: A Double-Blind Randomised Placebo-controlled Phase IIb Clinical Trial to Study the Efficacy & Safety of a Novel Platelet Lysate Gel in the Treatment of Lateral Epicondylitis

Current treatments for lateral epicondylitis include: rest, behaviour modification and physiotherapy, anti-inflammatory medication - both steroidal and non-steroidal, and surgery. Current experimental therapies include muscle relaxants to reduce muscle tone and force on the epicondyle, laser therapy to stimulate collagen production, and blood based therapies including the injection of autologous blood and protein rich plasma.

Cell Therapy Ltd (trading as Celixir) has developed a regenerative gel that combines isolated allogeneic platelet growth factors and a cellulose-derivative gel.

Read the detailed description

Lateral epicondylitis, also called "tennis elbow" is a common condition affecting 1 to 3% of the population; most commonly individuals aged 35 to 55 years. It is frequently self limiting but can lead to refractory symptoms in a minority of cases. Pain is localised to the lateral epicondyle of the elbow at the point of insertion of the common extensor tendon. Although associated with repetitive movement of the extensor muscles of the forearm, frequently no precipitating cause can be discerned.

The term "epicondylitis" is a misnomer as histological investigations have revealed that there is only limited inflammation, and the term "epicondylosis" should be employed, due to the degenerative nature of the condition.

The condition is divided in to 4 stages, though progression may not occur through all four. Firstly, there is acute inflammation that is quick to resolve. Secondly, prolonged injury results in an increase in fibroblasts, vascular hyperplasia, disorganised collagen disposition and degeneration of the tendon. Thirdly, further accumulation of structural alterations leads to partial or complete tendon rupture. Stage 4 exhibits the same features as 2 and 3 but with the addition of calcification.

Current treatments for lateral epicondylitis include: rest, behaviour modification and physiotherapy, anti-inflammatory medication both steroidal and non-steroidal, and surgery. Current experimental therapies include muscle relaxants to reduce muscle tone and force on the epicondyle, laser therapy to stimulate collagen production, and blood based therapies including the injection of autologous blood and protein rich plasma. Trials of the latter two treatments give conflicting results due to variations in protocol and trial design.

Cell Therapy Ltd has developed a regenerative gel, Tendoncel, that combines isolated platelet growth factors and cellulose-derivative gel. Tendoncel consists of a proprietary platelet lysate formulation that is easy to apply to the skin.

Being tested
Tendoncel, Placebo control gel
Keywords
Topical, Gel, Platelet, Growth factor, Regenerative
Medical subject headings
Tennis Elbow

What participants receive

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

  • TendoncelBiological

    Platelet lysate gel

  • Placebo control gelOther

    Placebo control gel

Study groups in NCT03811145
Study groupRoleWhat they receive
TendoncelExperimentalTopically applied experimental gel - Tendoncel. 80ul applied once a day for 21 consecutive days.
Receives: Biological: Tendoncel
Placebo control gelPlacebo comparatorPlacebo control gel. Similar to Tendoncel but without platelet derived small molecules and growth factors. 80ul applied once a day for 21 consecutive days.
Receives: Other: Placebo control gel

What is being measured

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

  1. Patient-Rated Tennis Elbow Evaluation (PRTEE) questionnaire

    15 question questionnaire measuring pain and function. Total scores from 15 questions compared - pain and function combined. Scale: 10 to 100 (best to worst). Difference between test and control scores compared.

    Measured: Baseline

  2. Patient-Rated Tennis Elbow Evaluation (PRTEE) questionnaire

    15 question questionnaire measuring pain and function. Total scores from 15 questions compared - pain and function combined. Scale: 10 to 100 (best to worst). Difference between test and control scores compared.

    Measured: Day 23 (end of treatment).

  3. Patient-Rated Tennis Elbow Evaluation (PRTEE) questionnaire

    15 question questionnaire measuring pain and function. Total scores from 15 questions compared - pain and function combined. Scale: 10 to 100 (best to worst). Difference between test and control scores compared.

    Measured: 4 weeks follow up

  4. Patient-Rated Tennis Elbow Evaluation (PRTEE) questionnaire

    15 question questionnaire measuring pain and function. Total scores from 15 questions compared - pain and function combined. Scale: 10 to 100 (best to worst). Difference between test and control scores compared.

    Measured: 6 weeks follow up.

  5. Patient-Rated Tennis Elbow Evaluation (PRTEE) questionnaire

    15 question questionnaire measuring pain and function. Total scores from 15 questions compared - pain and function combined. Scale: 10 to 100 (best to worst). Difference between test and control scores compared.

    Measured: 3 months follow up.

  6. Patient-Rated Tennis Elbow Evaluation (PRTEE) questionnaire

    15 question questionnaire measuring pain and function. Total scores from 15 questions compared - pain and function combined. Scale: 10 to 100 (best to worst). Difference between test and control scores compared.

    Measured: Mean of 47 weeks follow up.

  7. Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire

    30 question questionnaire measuring disabilities of the upper limb. Scale from 0 to 100 (best to worst). Difference between test and control scores compared.

    Measured: Baseline

  8. Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire

    30 question questionnaire measuring disabilities of the upper limb. Scale from 0 to 100 (best to worst). Difference between test and control scores compared.

    Measured: Day 23.

  9. Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire

    30 question questionnaire measuring disabilities of the upper limb. Scale from 0 to 100 (best to worst). Difference between test and control scores compared.

    Measured: 4 week follow up.

  10. Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire

    30 question questionnaire measuring disabilities of the upper limb. Scale from 0 to 100 (best to worst). Difference between test and control scores compared.

    Measured: 6 week follow up.

  11. Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire

    30 question questionnaire measuring disabilities of the upper limb. Scale from 0 to 100 (best to worst). Difference between test and control scores compared.

    Measured: 3 months follow up

  12. Disabilities of the Arm, Shoulder and Hand (DASH) questionnaire

    30 question questionnaire measuring disabilities of the upper limb. Scale from 0 to 100 (best to worst). Difference between test and control scores compared.

    Measured: Mean of 47 weeks follow up.

  13. Pain free grip strength

    Measured using a dynamometer. Results compared between test and control elbows, and between study and contralateral elbow (internal control).

    Measured: Baseline

  14. Pain free grip strength

    Measured using a dynamometer. Results compared between test and control elbows, and between study and contralateral elbow (internal control).

    Measured: Day 23

  15. Pain free grip strength

    Measured using a dynamometer. Results compared between test and control elbows, and between study and contralateral elbow (internal control).

    Measured: Mean of 47 weeks follow up (final follow up).

Secondary outcomes (5)
  1. Safety - Number of participants in each group with adverse events.

    Measured by participant questionnaire. Comparison of the number of participants in each group with cutaneous events - "redness", "rash", "swelling" or changes at gel site. Classed as none, mild, moderate or severe. Plus any other event mentioned by the participants.

    Measured: Day 3 (1st treatment visit), day 7, day 14, day 21, day 23 (end of treatment). Follow ups: 4 weeks, 6 weeks, 3 months and mean of 47 weeks.

  2. Safety: Immune response - blood IgE levels. Difference between test and control groups.

    Measurement of blood IgE levels. Test and control averages compared. Normal is <100IU/mL.

    Measured: Baseline

  3. Safety: Immune response - blood IgE levels. Difference between test and control groups.

    Measurement of blood IgE levels. Test and control averages compared. Normal is <100IU/mL.

    Measured: Day 7

  4. Safety: Immune response - blood IgE levels. Difference between test and control groups.

    Measurement of blood IgE levels. Test and control averages compared. Normal is <100IU/mL.

    Measured: Day 23

  5. Safety: Immune response - blood IgE levels. Number of participants in each group with a normal baseline reading and a subsequently elevated reading.

    Measurement of blood IgE levels. Comparison of the number of participants in each group, test and control, with a normal baseline reading of blood IgE and a subsequently elevated IgE reading. Normal is <100IU/mL.

    Measured: Baseline, day 7 and day 23.

Timeline

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

  1. First posted22 Jan 2019
  2. Study startMay 2014
  3. Primary completionNov 2015
  4. Study completionNov 2015

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
Phase 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Triple blind
Who is masked
Participant, Care provider, Investigator
Enrolment
30 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03811145
Sponsor's protocol ID
CTL/LE/01/0514
Status last verified
Dec 2019
First submitted
16 Jan 2019
Last updated
12 Dec 2019
Results posted
No
Data monitoring committee
No
Individual data sharing
No

Publications

  • Ahmad Z, Siddiqui N, Malik SS, Abdus-Samee M, Tytherleigh-Strong G, Rushton N. Lateral epicondylitis: a review of pathology and management. Bone Joint J. 2013 Sep;95-B(9):1158-64. doi: 10.1302/0301-620X.95B9.29285.

    PubMed 23997125

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Tendoncel in people with Lateral Epicondylitis, run by Cell Therapy Ltd. at 1 site in Greece.

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 4 inclusion and 15 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: finished, as of the sponsor's last update on 12 Dec 2019. 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 Greece. 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?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Patient-Rated Tennis Elbow Evaluation (PRTEE) questionnaire (time frame: Baseline). The study lists 15 primary outcomes in all. 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 NCT03811145, which also lists 1 linked publication.

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 12 Dec 2019.

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