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Adjuvant Zinc May Increase the Efficacy of Botulinum ToxinNCT05894109

Efficacy of Zinc Supplementation on Botox Treated Forehead Rhytids

A study testing zinc citrate 50 mg in people with Adjuvant Zinc May Increase the Efficacy of Botulinum Toxin and Zinc Supplementation for Botulinum Toxin Treatment of the Forehead, run by University of New Mexico.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

The current literature suggests that zinc supplementation may increase the duration of botulinum toxin; however, each study had their limitations. Further, no one has studied the effect of zinc supplementation for botulinum toxin treatment of the forehead. Read more about this study

Who is it for?
Ages 18 years and olderHealthy volunteers can take part
What is being tested?
zinc citrate 50 mg
Type of treatment
Injection or infusion
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
0 participants
Where
No sites listed yet
Study dates
Aug 2024to Oct 2024
Phase
Interventional
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
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Any patient older than 18 years old who desires botulinum toxin injection to decrease forehead rhytids

Who cannot join

  • Allergy to any components of zinc citrate or botulinum toxin
  • inflammation or infection at site of injection
  • patients using anticholineresterase or other agents interfering with neuromuscular transmission
  • patients with any medical condition that can affect frontalis function (Bell's palsy, Möbius syndrome, Hemifacial microsomia, CHARGE syndrome, stroke, etc)
  • patients with any prior trauma that could have potentially injured the frontalis muscle
  • patients dependent on intact facial movements and expressions for their livelihood (actors, singers, musicians, etc)

About this study

The current literature suggests that zinc supplementation may increase the duration of botulinum toxin; however, each study had their limitations. Further, no one has studied the effect of zinc supplementation for botulinum toxin treatment of the forehead. The purpose of this study is to evaluate the effect of zinc supplementation on frontalis muscle denervation by objectively assessing the degree of forehead rhytids and movement of the eyebrows.

Being tested
zinc citrate 50 mg, Placebo Microcrystalline Cellulose

What participants receive

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

  • zinc citrate 50 mgDietary supplement

    will take zinc citrate 4 days before and 1 week after botulinum toxin injection

  • Placebo Microcrystalline CelluloseOther

    Also called Capsulated Microcrystalline Cellulose

    will take placebo 4 days before and 1 week after botulinum toxin injection

Study groups in NCT05894109
Study groupRoleWhat they receive
OnabotulinumtoxinA without Zinc SupplementationPlacebo comparatorGiven placebo
Receives: Other: Placebo Microcrystalline Cellulose
OnabotulinumtoxinA with Zinc SupplementationExperimentalGiven 50 mg of zinc citrate
Receives: Dietary Supplement: zinc citrate 50 mg

What is being measured

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

  1. Duration of botulinum toxin on eyebrow excursion

    Measurement of eyebrow excursion

    Measured: 1 year

  2. Duration of botulinum toxin effect on forehead rhytids

    Visual assessment of return of forehead rhytids

    Measured: 1 year

Secondary outcomes (1)
  1. Side effects of zinc administration

    Monitor for adverse side effects of adjunct oral zinc therapy

    Measured: 1 year

Timeline

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

  1. First posted8 Jun 2023
  2. Study startAug 2024 (estimated)
  3. Primary completionOct 2024 (estimated)
  4. Study completionOct 2024 (estimated)

Why it stopped: Per the PI, the project is not IRB approved yet and will likely not be completed.

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 N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Model description
Repeated Measures ANOVA (Continuous Data) McNemar Test (Categorical Data)
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05894109
Sponsor's protocol ID
STUDY00006041
Status last verified
Sep 2024
First submitted
30 May 2023
Last updated
19 Sep 2024
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Koshy JC, Sharabi SE, Feldman EM, Hollier LH Jr, Patrinely JR, Soparkar CN. Effect of dietary zinc and phytase supplementation on botulinum toxin treatments. J Drugs Dermatol. 2012 Apr;11(4):507-12.

    PubMed 22453589
  • Shemais N, Elarab AE, ElNahass H. The effect of botulinum toxin A in patients with excessive gingival display with and without zinc supplementation: randomized clinical trial. Clin Oral Investig. 2021 Nov;25(11):6403-6417. doi: 10.1007/s00784-021-03944-2. Epub 2021 May 5.

    PubMed 33950373

Questions about this trial

What is this clinical trial studying?

A study testing zinc citrate 50 mg in people with Adjuvant Zinc May Increase the Efficacy of Botulinum Toxin and Zinc Supplementation for Botulinum Toxin Treatment of the Forehead, run by University of New Mexico.

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 1 inclusion and 6 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: withdrawn, as of the sponsor's last update on 19 Sep 2024. Status can change between updates, so confirm with the study contact before making plans.

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.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

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?

Duration of botulinum toxin on eyebrow excursion (time frame: 1 year). The study lists 2 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 NCT05894109, which also lists 2 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 Sep 2024.

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