Pretreatment Botulinum Toxin in Head and Neck Cancer Surgery

NCT ID: NCT06530524

Last Updated: 2024-07-31

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

NOT_YET_RECRUITING

Clinical Phase

PHASE2

Total Enrollment

50 participants

Study Classification

INTERVENTIONAL

Study Start Date

2024-10-01

Study Completion Date

2027-12-01

Brief Summary

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Head and neck cancer care, including tumors of the mouth, nose, throat and voice box, often requires radiation for cure to be achieved. Despite advances in radiation, 40% to 60% of patients experience a significant dry mouth (xerostomia) following radiotherapy. Several factors are associated with severe xerostomia including older age, advanced stage disease and tumor location. Currently, no pragmatic treatment strategy exists to reduce the risk of radiation-related xerostomia in patients with head and neck cancer. The investigators propose the use of a botulinum neurotoxin injected into the at-risk salivary glands before radiation as a strategy to preserve salivary gland function during radiation treatments and reduce xerostomia.

Detailed Description

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Conditions

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Head Neck Cancer Xerostomia Following Radiotherapy

Keywords

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Head and Neck Cancer Radiation induce xerostoma botulinum toxin salivary glands

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Placebo

The treating physician will perform the injection of normal saline under ultrasound guidance using a 30-gauge needle introduced into the salivary gland tissue. 30 units of normal saline will be infiltrated the major salivary glands at-risk.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Injection of normal saline into the at-risk major salivary glands

onabotulinumtoxinA

The treating physician will perform the injection of onabotulinumtoxinA under ultrasound guidance using a 30-gauge needle introduced into the salivary gland tissue. 30 units of onabotulinumtoxinA will be infiltrated the major salivary glands at-risk.

Group Type EXPERIMENTAL

OnabotulinumtoxinA

Intervention Type DRUG

Injection of onabotulinumtoxinA into the at-risk major salivary glands

Interventions

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OnabotulinumtoxinA

Injection of onabotulinumtoxinA into the at-risk major salivary glands

Intervention Type DRUG

Placebo

Injection of normal saline into the at-risk major salivary glands

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Newly diagnosis AJCC 8th edition Stage III/IVa mucosal head and neck squamous cell carcinoma requiring definitive radiotherapy (with or without chemotherapy).

Exclusion Criteria

* Previous radiation to the head and neck
* Previous treatment for head and neck cancer
* Personal history of xerostomia
* Hypersensitivity to onabotulinumtoxinA
* Previous major salivary gland surgery
* Previous exposure to radioactive iodine therapy
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Lady Davis Institute

OTHER

Sponsor Role collaborator

McGill University Health Centre/Research Institute of the McGill University Health Centre

OTHER

Sponsor Role collaborator

Sir Mortimer B. Davis - Jewish General Hospital

OTHER

Sponsor Role lead

Responsible Party

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Marco Mascarella

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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McGill University

Montreal, Quebec, Canada

Site Status

Countries

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Canada

Facility Contacts

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Marco A Mascarella, MD

Role: primary

Other Identifiers

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PROTOX

Identifier Type: -

Identifier Source: org_study_id