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Not yet recruitingNCT06825949Updated Feb 13, 2025

A Clinical Study to Explore the Efficacy and Safety of Hyperbaric Oxygen in the Neoadjuvant Treatment of Hormone Receptor Positive Breast Cancer Patients

An interventional study of Hyperbaric oxygen treatment in Breast Cancers, sponsored by Guangdong Provincial People's Hospital. Not yet recruiting at 1 site in China. Open to female participants aged 18 Years to 60 Years. Per ClinicalTrials.gov, last updated 2025-02-13.

Sponsored by Guangdong Provincial People's Hospital · Not applicable, Interventional, and Treatment

Phase
Not applicable
Study type
Interventional
Enrollment
55
Allocation
Not applicable
Ages
18 Years to 60 Years
Sex
Female
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Study summary

The goal of this study is to explore the efficacy and safety of hyperbaric oxygen in the neoadjuvant treatment of hormone receptor positive breast cancer patients

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Conditions studied

  • Breast Cancers

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03

In context

Breast Neoplasms

12,815 studies on the registry are indexed under Breast Neoplasms; 2,920 are open to participants now.

This study's planned enrollment of 55 is below the median of 72 across 9,494 interventional studies indexed under Breast Neoplasms.

Browse Breast Neoplasms studies →

Lead sponsor

Guangdong Provincial People's Hospital is the lead sponsor of 237 studies on the registry; 102 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
18 Years to 60 Years
Sexes eligible
Female
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. understood the study process, volunteered to participate in this study and signed an informed consent form
  2. Patients with histopathologically confirmed diagnosis of initial unilateral primary invasive breast cancer, occult breast cancer, Inflammatory breast cancer and eczema-like carcinoma are excluded.
  3. Female, aged ≥ 18 years and ≤ 60 years.
  4. Patients who meet the inclusion criteria of neoadjuvant therapy to receive neoadjuvant therapy for breast cancer (locally advanced breast cancer (AJCC Stage III, except T3N1M0), or operable, but do not meet the conditions of breast conservation or axillary preservation (Stage IIA-IIB and T3N1M0).
  5. Hormone receptor-positive breast cancer (Luminal/HER2-low (IHC 2+/FISH-negative)).
  6. ECOG performance status 0-1.
  7. LVEF ≥ 55 per cent
  8. Adequate bone marrow functional reserve: white blood cell count ≥ 3.0 x 109/L, neutrophil count ≥ 1.5 x 109/L; platelet count ≥ 100 x 109/L; haemoglobin ≥ 90g/L;
  9. AST, ALT ≤ 2.5 times the upper limit of normal value, alkaline phosphatase ≤ 2.5 times the upper limit of normal value, total bilirubin ≤ 1.5 times the upper limit of normal value; serum creatinine ≤ 1.5 times the upper limit of normal value
  10. For non-menopausal or non-surgically sterilised female patients: consent to contraception during treatment and for at least 7 months after the last dose of study treatment

Exclusion criteria

Exclusion Criteria:

  1. have contraindications to hyperbaric oxygen therapy: lung disease (severe chronic obstructive airway disease, herpetic lung disease, acute or chronic lung infections, uncontrolled asthma, untreated pneumothorax), previous history of middle ear surgery, middle ear disease (eustachian tube dysfunction\recurrent vertigo), eye disease (retinal detachment).
  2. Previous hyperbaric oxygen therapy.
  3. Distant metastases, including lymph node metastases in the contralateral breast and mediastinum.
  4. Malignancy other than radically treated basal or squamous cell carcinoma of the skin or CIS of the uterine cervix within the last two years.
  5. Pregnancy or lactation.
  6. Uncontrolled hypertension, cardiac, hepatic, renal related diseases or other medical or psychiatric disorders.
  7. Major surgical procedures unrelated to breast cancer within 4 weeks prior to randomisation, or patients who have not fully recovered from such surgical procedures.
  8. Serious or uncontrolled infections that may interfere with study treatment or assessment of study results, including but not limited to active hepatitis virus infection, human immunodeficiency virus (HIV) antibody positivity, pulmonary infection, or other infections.
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Study design

Phase
Not applicable
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
55 participants (estimated)

Study arms

  • Experimental
    Hyperbaric Oxygen group

    Patients who meet the inclusion criteria will be enrolled and given hyperbaric oxygen intervention, with a minimum of 5 times hyperbaric oxygen treatments per chemotherapy cycle, one per day for 60-90 minutes, for a total of 30-40 hyperbaric oxygen treatments (100% oxygen at a pressure of 2.0 ATA).

    Device: Hyperbaric oxygen treatment

Interventions

  • DeviceHyperbaric oxygen treatment

    Patients who meet the inclusion criteria will be enrolled and given hyperbaric oxygen intervention, with a minimum of 5 hyperbaric oxygen treatments per chemotherapy cycle, one per day for 60-90 minutes, for a total of 30-40 hyperbaric oxygen treatments (100% oxygen at a pressure of 2.0 ATA).

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What researchers measure

Primary outcomes

  1. RCB 0/1 rate

    Time frame: After completion of standard cycle of neoadjuvant therapy (through study completion, an average of half a year)

Secondary outcomes

  1. pCR rate after hyperbaric oxygen combined with neoadjuvant therapy in breast cancer patients

    Time frame: After completion of standard cycle of neoadjuvant therapy (through study completion, an average of half a year)

  2. The Miller and payne classification

    Time frame: After completion of standard cycle of neoadjuvant therapy (through study completion, an average of half a year)

  3. RECIST criteria

    Time frame: After completion of the first cycle of adjuvant therapy, After completion of standard cycle of neoadjuvant therapy (through study completion, an average of half a year)

  4. Life quality (EORTC QLQ C-30、EORTC QLQ BR-23 questionnaire)

    Time frame: At the time of patient enrolment, Each cycle of chemotherapy (8 cycle, each cycle is 3 weeks) , Day before surgery, 3 months after surgery

  5. Side effects of hyperbaric oxygen therapy

    Time frame: during the hyperbaric oxygen therapy (up to half a year)

  6. Number of participants with treatment-related adverse events as assessed by CTCAE v5.0

    Time frame: through study completion ( an average of half a year)

  7. the Tumor immune microenvironment of the Hyperbaric Oxygen Therapy and neoadjuvant therapy

    Time frame: the time when the patient enrollment, at the end of the first cycle of neoadjuvant therapy (at about the first month) , surgery

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Study locations

1 site
  • Guangdong Provincial People's Hospital
    Guangzhou, Guangdong, China
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Feb 13, 2025, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT06825949
Responsible party
Kun Wang (Professor, Guangdong Provincial People's Hospital) — Principal investigator
First posted
Feb 13, 2025
Start date
Feb 15, 2025 (estimated)
Primary completion
Dec 31, 2026 (estimated)
Completion
Dec 31, 2026 (estimated)
Last update
Feb 13, 2025

Study contacts

Kun wang
Contact
gzwangkun@126.com
86+13829694500

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Jan 2025. You cannot join it, but the record below documents what was studied.

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