Phase 3 Head and Neck Cancer Trial, Recruiting NCT06055257 Sponsor: Sunnybrook Health Sciences Centre Condition: Head and Neck Cancer
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Phase 3 Head and Neck Cancer Trial, Recruiting

NCT06055257
Recruiting Phase 3

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who have been diagnosed with a bone condition called osteonecrosis of the jaw (ORN) following completion of radiation therapy, where there is an exposed, damaged area of jaw bone larger than 20 mm²
  • People who a Hyperbaric (high-pressure oxygen) specialist doctor has assessed as having no medical reasons preventing them from receiving hyperbaric oxygen therapy, and who are willing and able to attend 60 treatment sessions
  • People aged 18 or older
  • People who have had a heart tracing test (ECG) done within the 60 days before joining the trial
  • Women of childbearing age who are either using an accepted form of contraception (such as hormonal contraceptives, an IUD, implants, or whose partner has had a vasectomy), or who have a negative pregnancy test at the start of the trial

Who may not be able to join:

  • People who are unable to give informed consent to participate
  • People who have already received previous treatment for ORN, including a specific drug combination (PENTOCLO), hyperbaric oxygen therapy, or surgery for this condition
  • People who have a major surgical procedure planned (more extensive than a minor bone fragment removal)
  • People with severe jaw tightening (trismus) that makes it impossible to take photos inside the mouth
  • People who have medical reasons that prevent them from receiving hyperbaric oxygen therapy, including a collapsed lung, certain lung conditions, uncontrolled high blood pressure, uncontrolled epilepsy, or severe fear of confined spaces
  • People who have medical reasons preventing them from taking the study drug combination (mPENTOCLO), including: difficulty swallowing tablets; pregnancy or breastfeeding; allergy to any of the study drugs; currently taking blood-thinning tablets; bleeding or clotting disorders; Vitamin K deficiency; active unresolved heart disease; or severe liver or kidney disease
  • People whose recent ECG (within 60 days before joining) shows a heart rhythm abnormality known as QT prolongation, unless the cause has been identified and corrected before joining, confirmed by a repeat heart tracing
  • People currently taking certain medications known to significantly affect heart rhythm (such as erythromycin, cisapride, astemizole, pimozide, or quinidine), unless a treating doctor determines it is safe to stop or switch those medications before the trial begins
  • People taking certain other medications with a lower but possible risk of affecting heart rhythm (such as ondansetron or SSRIs) may be excluded if a heart tracing done within 24–48 hours of starting two of the study drugs shows a significant heart rhythm change (confirm with trial site)
  • People with a history of a specific type of liver or jaundice problem linked to a particular antibiotic (amoxicillin-clavulanate)
  • People with moderate to severe active liver disease, or active liver disease with significantly abnormal liver test results
  • People with a history of the muscle condition myasthenia gravis
  • People with a history of serious tendon problems not caused by injury, particularly where there has been significant swelling or a partial tendon tear
  • People who have previously experienced nerve damage (peripheral neuropathy) caused by antibiotics
  • People who currently smoke, have a high alcohol intake (averaging more than 2 standard drinks per day), have a serious infection (sepsis), are severely malnourished, or have a severe immune deficiency condition (such as HIV or certain autoimmune diseases)
  • People with ongoing or returning cancer, or any active cancer diagnosis
  • People with a documented Vitamin K deficiency
  • People currently taking additional Vitamin E supplements
  • People currently prescribed bone-affecting medications (such as risedronate, alendronate, zoledronic acid, denosumab, or similar drugs)
  • People diagnosed with a specific eye condition called retinitis pigmentosa
  • People diagnosed with clinically significant anaemia (low red blood cell levels)

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 14 July 2026
Phase 3: approximately ~65% of drugs entering this phase reach regulatory approval, based on published industry-wide historical data. This is not specific to this trial.
Phase success rates shown are historical industry-wide averages based on published data. They are not a prediction for this specific trial or your individual situation.

Contact this trial

Principal Investigator: Ben Safa, MD, Sunnybrook Health Sciences Centre

Phone: 416-480-4864

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Phase 3
Registry
ClinicalTrials.gov
Start date
16 January 2025
Est. completion
1 December 2027

Where this trial is recruiting

🇨🇦 Canada

Primary endpoints

Recruitment and adherence to protocol (process); Recruitment and adherence to protocol (process); Recruitment and adherence to protocol (process); Recruitment and adherence to protocol (process); Recruitment and adherence to protocol (process); Feasibility (resource) - Time; Feasibility (resource) - Cost

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 14 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov