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Testing the Effect of Zinc Supplementation to Improve the Treatment Effect of Botulinum Toxin for Oculofacial Spasm

NCT01546805 · Status: UNKNOWN · Phase: NA · Type: INTERVENTIONAL · Enrollment: 40

Last updated 2012-03-07

No results posted yet for this study

Summary

The purpose of this study is to determine whether zinc supplements are effective in enhancing the treatment of oculofacial spasm disorders with botulinum toxin.

Conditions

  • Blepharospasm
  • Hemifacial Spasm

Interventions

DRUG

Zinc Supplement

The interventional group will be requested to take zinc supplements (50mg), once daily starting 5 days prior to Botox injections and to be continued for 5 days after injection.

DRUG

Sugar pill

The control group will be requested to take placebo pills, once daily starting 5 days prior to Botox injections and to be continued for 5 days after injection.

Sponsors & Collaborators

  • St. Joseph's Healthcare Hamilton

    lead OTHER

Principal Investigators

  • John Harvey, MD · St Joseph's Hospital Hamilton

  • Yasser Khan, MD · McMaster University

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2012-04-30
Primary Completion
2012-12-31
Completion
2013-03-31

Countries

  • Canada

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01546805 on ClinicalTrials.gov