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PainPhase 1NCT02201238

Pharmacokinetics Study Comparing Topical Diclofenac/Menthol Gels With Voltaren Gel and Oral Diclofenac Sodium

A Phase 1 study testing Diclofenac sodium and Menthol in people with Pain, run by GlaxoSmithKline at 1 site in United States.

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

This research study is being conducted to characterize the pharmacokinetic properties of a new topical medication (MFC51123) that contains two active ingredients (diclofenac and menthol) in two formulation packages. Read more about this study

Who is it for?
Ages 18 to 50 yearsHealthy volunteers can take part
Conditions the study is for
Pain
What is being tested?
Diclofenac sodium and Menthol
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
18 participants
Where
1 siteUnited States
Study dates
1 Oct 2014to 21 Nov 2014
Phase
Phase 1
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 to 50 years
  • All sexes
  • Healthy volunteers accepted
  • Adult

Who may be able to join

  • Participants aged 18 to 50 years
  • Body mass index between 19-28 (kg/m2)

Who cannot join

  • Pregnant or lactating females
  • Participants having intolerance or hypersensitivity to study material
  • Participants having positive results for HIV, Hepatitis B or Hepatitis C
  • Participants having skin lesion at site of application
  • Participants having history of alcohol or drug abuse

Trial locations and contacts

1 site in 1 country.

United States1 site
  • GSK Investigational Site

    Buffalo, New York, 14202

Other trials in United States

About this study

Official title: A Pharmacokinetics Study Comparing Systemic Exposure of Topical Diclofenac/Menthol Gels Versus Voltaren Gel and Oral Diclofenac Sodium in Healthy Volunteers at Steady State

This research study is being conducted to characterize the pharmacokinetic properties of a new topical medication (MFC51123) that contains two active ingredients (diclofenac and menthol) in two formulation packages. One formulation package is in the form of a gel in aluminum tube and the other one in the form of a gel in roll-on applicator bottle. Additionally, as a comparison, the pharmacokinetic properties of a marketed diclofenac gel and an oral diclofenac treatment will also be characterized. This topical diclofenac/menthol gel has being developed to treat mild to moderate pain and inflammation, such as acute sport injuries, sprains and strains. The rationale for conducting the study is to prove that repeated topical treatment of the new diclofenac + menthol formulation in either of the two packages does not result in unsafe systemic exposure.

Conditions
Pain
Being tested
Diclofenac sodium, Menthol
Medical subject headings
Pain

What participants receive

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

  • Diclofenac sodiumDrug

    Diclofenac sodium

  • MentholDrug

    Menthol

Study groups in NCT02201238
Study groupRoleWhat they receive
Diclofenac sodium/menthol gel (in tube)Experimental1% diclofenac sodium plus 3% menthol gel (in 30g aluminium tube). Dose given- 4g applied topically to a 400cm2 (20cm x 20cm) area of the skin, four times daily for three consecutive days with 5h between adjacent doses on the same day
Receives: Drug: Diclofenac sodium; Drug: Menthol
Diclofenac sodium/menthol gel (in roll-on device)Experimental1% diclofenac sodium plus 3% menthol gel (in roll-on applicator device supplied in 30g plastic bottles). Dose given- 4g applied topically to a 400cm2 (20cm x 20cm) area of the skin, four times daily for three consecutive days with 5h between adjacent doses on the same day
Receives: Drug: Diclofenac sodium; Drug: Menthol
Diclofenac sodium tabletsActive comparator50mg diclofenac sodium tablets administered orally, three times daily for three consecutive days with 6h between adjacent doses on the same day
Receives: Drug: Diclofenac sodium
Voltaren gelActive comparatorVoltaren gel supplied in 100g aluminium tube. Dose given- 4g applied topically to a 400cm2 (20cm x 20cm) area of the skin, four times daily for three consecutive days with 5h between adjacent doses on the same day
Receives: Drug: Diclofenac sodium

What is being measured

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

  1. AUC48-72 hrs of Diclofenac gel in tube/AUC48-72 hrs of oral Diclofenac

    Ratio of area under the plasma concentration time curve from 48-72 hrs (AUC48-72 hrs) of Diclofenac gel in tube and AUC48-72 hrs of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from oral Diclofenac

    Measured: 20 days

  2. Cmax of Diclofenac gel in tube/Cmax of oral Diclofenac

    Ratio of maximum plasma concentration (Cmax) of Diclofenac gel in tube and Cmax of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from oral Diclofenac

    Measured: 20 days

  3. AUC48-72 hrs of Diclofenac gel in roll-on device/AUC48-72 hrs of oral Diclofenac

    Ratio of AUC48-72 hrs of Diclofenac gel in roll-on device and AUC48-72 hrs of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from oral Diclofenac

    Measured: 20 days

  4. Cmax of Diclofenac gel in roll-on device/Cmax of oral Diclofenac

    Ratio of Cmax of Diclofenac gel in roll-on device and Cmax of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from oral Diclofenac

    Measured: 20 days

Secondary outcomes (29)
  1. Cmin of Diclofenac gel in tube/Cmin of oral Diclofenac

    Ratio of minimum plasma concentration (Cmin) of Diclofenac gel in tube and Cmin of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from oral Diclofenac

    Measured: 20 days

  2. Tmax of Diclofenac gel in tube/Tmax of oral Diclofenac

    Ratio of time to maximum plasma concentration (Tmax) of Diclofenac gel in tube and Tmax of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from oral Diclofenac

    Measured: 20 days

  3. Cmin of Diclofenac gel in roll-on device/Cmin of oral Diclofenac

    Ratio of Cmin of Diclofenac gel in roll-on device and Cmin of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from oral Diclofenac

    Measured: 20 days

  4. Tmax of Diclofenac gel in roll-on device/Tmax of oral Diclofenac

    Ratio of Tmax of Diclofenac gel in roll-on device and Tmax of oral Diclofenac during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from oral Diclofenac

    Measured: 20 days

  5. Cmax of Diclofenac gel in tube/Cmax of Diclofenac in Voltaren gel

    Ratio of Cmax of Diclofenac gel in tube and Cmax of Voltaren gel during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from Voltaren gel

    Measured: 20 days

  6. Cmax of Diclofenac gel in roll-on device/Cmax of Diclofenac in Voltaren gel

    Ratio of Cmax of Diclofenac gel in roll-on device and Cmax of Voltaren gel during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from Voltaren gel

    Measured: 20 days

  7. Cmin of Diclofenac gel in tube/Cmin of Diclofenac in Voltaren gel

    Ratio of Cmin of Diclofenac gel in tube and Cmin of Voltaren gel during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from Voltaren gel

    Measured: 20 days

  8. Cmin of Diclofenac gel in roll-on device/Cmin of Diclofenac in Voltaren gel

    Ratio of Cmin of Diclofenac gel in roll-on device and Cmin of Voltaren gel during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from Voltaren gel

    Measured: 20 days

  9. AUC48-72 hrs of Diclofenac gel in tube/AUC48-72 hrs of Diclofenac in Voltaren gel

    Ratio of AUC48-72 hrs of Diclofenac gel in tube and AUC48-72 hrs of Voltaren gel during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from Voltaren gel

    Measured: 20 days

  10. AUC48-72 hrs of Diclofenac gel in roll-on device/AUC48-72 hrs of Diclofenac in Voltaren gel

    Ratio of AUC48-72 hrs of Diclofenac gel in roll-on device and AUC48-72 hrs of Voltaren gel during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from Voltaren gel

    Measured: 20 days

  11. Tmax of Diclofenac gel in tube/Tmax of Diclofenac in Voltaren gel

    Ratio of Tmax of Diclofenac gel in tube and Tmax of Voltaren during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from gel as compared to that from Voltaren gel

    Measured: 20 days

  12. Tmax of Diclofenac gel in roll-on device/Tmax of Diclofenac in Voltaren gel

    Ratio of Tmax of Diclofenac gel in roll-on device and Tmax of Voltaren during the final 24 hours of dosing at steady state will assess systemic exposure to Diclofenac from roll-on device as compared to that from Voltaren gel

    Measured: 20 days

  13. Cmax of Menthol in gel/Cmax of Menthol reported in literature

    Ratio of Cmax of Menthol in tube and Cmax of Menthol reported in literature will assess systemic exposure to menthol from gel tube as compared to that reported in literature

    Measured: 20 days

  14. Cmax of Menthol in roll-on device/Cmax of Menthol reported in literature

    Ratio of Cmax of Menthol in roll-on device and Cmax of Menthol reported in literature will assess systemic exposure of menthol from roll-on device as compared to that reported in literature

    Measured: 20 days

  15. Cmin of Menthol in gel/Cmin of Menthol reported in literature

    Ratio of Cmin of Menthol in tube and Cmin of Menthol reported in literature will assess systemic exposure to menthol from gel tube as compared to that reported in literature

    Measured: 20 days

  16. Cmin of Menthol in roll-on device/Cmin of Menthol reported in literature

    Ratio of Cmin of Menthol in roll-on device and Cmin of Menthol reported in literature will assess systemic exposure of menthol from roll-on device as compared to that reported in literature

    Measured: 20 days

  17. Tmax of Menthol in gel/Tmax of Menthol reported in literature

    Ratio of Tmax of Menthol in tube and Tmax of Menthol reported in literature will assess systemic exposure to menthol from gel tube as compared to that reported in literature

    Measured: 20 days

  18. Tmax of Menthol in roll-on device/Tmax of Menthol reported in literature

    Ratio of Tmax of Menthol in roll-on device and Tmax of Menthol reported in literature will assess systemic exposure of menthol from roll-on device as compared to that reported in literature

    Measured: 20 days

  19. T1/2 of Menthol in gel/T1/2 of Menthol reported in literature

    Ratio of half time elimination (T1/2) of Menthol in tube and T1/2 of Menthol reported in literature will assess systemic exposure to menthol from gel tube as compared to that reporetd in literature

    Measured: 20 days

  20. T1/2 of Menthol in roll-on device/T1/2 of Menthol reported in literature

    Ratio of T1/2 of Menthol in roll-on device and T1/2 of Menthol reported in literature will assess systemic exposure of menthol from roll-on device as compared to that reported in literature

    Measured: 20 days

  21. AUC48-72 hrs of Menthol in gel/AUC48-72 hrs of Menthol reported in literature

    Ratio of AUC48-72 hrs of Menthol in gel and AUC48-72 hrs of Menthol reported in literature will assess systemic exposure to menthol from gel tube as compared to that reported in literature

    Measured: 20 days

  22. AUC48-72 hrs of Menthol in roll-on device/AUC48-72 hrs of Menthol reported in literature

    Ratio of AUC48-72 hrs of Menthol in roll-on device and AUC48-72 hrs of Menthol reported in literature will assess systemic exposure of menthol from roll-on device as compared to that reported in literature

    Measured: 20 days

  23. AUC48-72 hrs of Voltaren gel/AUC48-72 hrs of oral Diclofenac

    Ratio of AUC48-72 hrs of Voltaren gel and AUC48-72 hrs of oral Diclofenac will assess systemic exposure of Voltaren gel as compared to oral Diclofenac

    Measured: 20 days

  24. Cmax of Voltaren gel/Cmax of oral Diclofenac

    Ratio of Cmax of Voltaren gel and Cmax of oral Diclofenac will assess systemic exposure of Voltaren gel as compared to oral Diclofenac

    Measured: 20 days

  25. T1/2 of Diclofenac gel in tube/T1/2 of oral Diclofenac

    Ratio of T1/2 of Diclofenac gel in tube and T1/2 of oral Diclofenac will assess systemic exposure to Diclofenac from gel as compared to that from oral Diclofenac

    Measured: 20 days

  26. T1/2 of Diclofenac gel in roll-on device/T1/2 of oral Diclofenac

    Ratio of T1/2 of Diclofenac gel in roll-on device and T1/2 of oral Diclofenac will assess systemic exposure to Diclofenac from roll-on device as compared to that from oral Diclofenac

    Measured: 20 days

  27. T1/2 of Diclofenac gel in tube/T1/2 of Diclofenac in Voltaren gel

    Ratio of T1/2 of Diclofenac gel in tube and T1/2 of Voltaren gel will assess systemic exposure to Diclofenac from gel tube as compared to that from Voltaren gel

    Measured: 20 days

  28. T1/2 of Diclofenac gel in roll-on device/T1/2 of Diclofenac in Voltaren gel

    Ratio of T1/2 of Diclofenac gel in roll-on device and T1/2 of Voltaren gel will assess systemic exposure to Diclofenac from roll-on device as compared to that from Voltaren gel

    Measured: 20 days

  29. Adverse event monitoring

    Measured: 27 days

Timeline

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

  1. First posted28 Jul 2014 (estimated)
  2. Study start1 Oct 2014
  3. Primary completion21 Nov 2014
  4. Study completion21 Nov 2014

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 1
Primary purpose
Other
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
18 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02201238
Sponsor's protocol ID
202188
Other IDs
RH02175
Status last verified
Jun 2017
First submitted
24 Jul 2014
Last updated
29 Jun 2017
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Diclofenac sodium and Menthol in people with Pain, run by GlaxoSmithKline 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 2 inclusion and 5 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 29 Jun 2017. 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. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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?

AUC48-72 hrs of Diclofenac gel in tube/AUC48-72 hrs of oral Diclofenac (time frame: 20 days). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 29 Jun 2017.

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