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Efficacy and safety of neoadjuvant therapy combined with hyperbaric oxygen therapy in the treatment of breast cancer

Efficacy and safety of neoadjuvant therapy combined with hyperbaric oxygen therapy in the treatment of breast cancer:a phase 2 single arm clinical study

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR2500102620
Enrollment
Unknown
Registered
2025-05-16
Start date
2025-02-01
Completion date
Unknown
Last updated
2025-05-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Breast cancer

Interventions

Hyperbaric Oxygen group:Hyperbaric Oxygen group

Sponsors

Guangdong Provincial People's Hospital(Guangdong Academy of Medical Sciences)
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Understand the study process, participate in the study voluntarily, and sign the informed consent form. 2. patients with histopathologically confirmed initial unilateral primary invasive breast cancer, occult breast cancer, Patients with histopathologically confirmed initial unilateral primary invasive breast cancer, with the exception of occult breast cancer, inflammatory breast cancer and eczema-like carcinoma; 3. aged >= 18 years and = 55%; 7. Adequate bone marrow functional reserve: white blood cell count >=3.0 x 10^9/L, neutrophil count >=1.5 x 10^9/L; and 1.5 x 10^9/L; platelet count >= 100 x 10^9/L; haemoglobin >= 90 g/L; 8. 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; 9. For non-menopausal or non-surgically sterilised female patients: during treatment and at least 7 months after the last dose of study treatment. 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. Contraindication to hyperbaric oxygen therapy: untreated pneumothorax. Concurrent use of disulfiram. concomitant administration of anti-tumour drugs such as bleomycin, cisplatin, adriamycin concomitant administration of antineoplastic drugs such as bleomycin, cisplatin, adriamycin. Premature and/or low body mass neonates. Lung disease (severe chronic obstructive pulmonary disease). Diseases of the lungs (severe chronic obstructive airway disease, herpetic lung disease, acute or chronic lung infections, uncontrolled asthma, uncontrolled diarrhoea). controlled asthma, untreated pneumothorax), history of previous middle ear surgery, middle ear disease (eustachian tube Dysfunction of the eustachian tube, recurrent episodes of vertigo), ocular disease (retinal detachment). 2. previous hyperbaric oxygen therapy. 3. distant metastases, including lymph node metastases to the contralateral breast and mediastinum. 4. other malignant tumours within the last two years, except for radically treated basal or squamous cell carcinoma of the skin or CIS of the cervix. Tumour. 5. pregnancy or lactation; 6. uncontrolled hypertension, cardiac, hepatic, renal related disease or other medical or psychiatric conditions. 7. major surgical procedure unrelated to breast cancer within 4 weeks prior to randomisation, or the patient has not fully recovered from such procedure; or has not fully recovered from such surgical intervention. 8. serious or uncontrolled infections that may interfere with study treatment or assessment of study results, including but not limited to Serious or uncontrolled infections that may interfere with study treatment or the evaluation of study results, including but not limited to active hepatitis virus infection, human immunodeficiency virus (HIV) antibody positivity, and pulmonary infections. 9. recent history of thromboembolism and taking full dose anticoagulant medication. 10. any other condition that, in the opinion of the investigator, makes the patient unsuitable for participation in the study;

Design outcomes

Primary

MeasureTime frame
pCR rate after hyperbaric oxygen combined with neoadjuvant therapy in breast cancer patients;

Secondary

MeasureTime frame
Side effects of hyperbaric oxygen therapy;Changes in tumor microenvironment before and after hyperbaric oxygen combined with neoadjuvant therapy versus tumor microenvironment with neoadjuvant therapy only;Safety of the study;The Miller and payne classification;RECIST criteria;RCB;Life quality;

Countries

China

Contacts

Public ContactKun Wang

Guangdong Provincial People's Hospital(Guangdong Academy of Medical Sciences)

gzwangkun@126.com+86 13922118086

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026