Retrospective Analysis of Kampo Medicine's Role in Mitigating Endocrine Therapy Side Effects in Breast Cancer Patients: A Pilot Investigation - Scorecard - MDSpire

Retrospective Analysis of Kampo Medicine's Role in Mitigating Endocrine Therapy Side Effects in Breast Cancer Patients: A Pilot Investigation

  • By

  • Shin Takayama

  • Atsuhiko Furuta

  • Haruhiko Shindo

  • Ryutaro Arita

  • Kaolu Sato

  • Tadashi Ishii

  • February 26, 2026

  • 0 min

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Clinical Scorecard: Retrospective Analysis of Kampo Medicine's Role in Mitigating Endocrine Therapy Side Effects in Breast Cancer Patients: A Pilot Investigation

At a Glance

CategoryDetail
ConditionEndocrine therapy-related side effects in breast cancer patients
Key MechanismsKampo medicines alleviate menopausal-like symptoms caused by endocrine therapy
Target PopulationBreast cancer patients undergoing endocrine therapy
Care SettingKampo Support Clinic at Japanese Red Cross Ishinomaki Hospital

Key Highlights

  • 75% of patients reported NRS scores of 3 or less after 6 months
  • KBG/KBGY significantly associated with symptom relief (Hazard Ratio 4.18)
  • Vasomotor, motor/sensory, and psychiatric symptoms accounted for 90% of complaints
  • KBG/KBGY led to faster overall symptom improvement compared to other Kampo medicines
  • Study conducted from July 2017 to June 2024 with 53 patients enrolled

Guideline-Based Recommendations

Diagnosis

  • Evaluate symptom severity using Numerical Rating Scale (NRS)
  • Monitor symptoms associated with breast cancer and hormone therapy

Management

  • Prescribe Kampo medicines tailored to individual symptoms
  • Consider KBG/KBGY for managing hot flashes and other menopausal symptoms

Monitoring & Follow-up

  • Assess symptom improvement at 3, 6, and 12 months
  • Collect data on adverse events at each visit

Risks

  • Exclude patients with severe liver dysfunction, renal failure, or uncontrolled diabetes mellitus

Patient & Prescribing Data

Breast cancer patients receiving endocrine therapy

Kampo medicines, particularly KBG/KBGY, are effective in reducing side effects

Clinical Best Practices

  • Utilize a multidisciplinary approach involving Kampo specialists
  • Tailor Kampo medicine prescriptions based on individual patient symptoms
  • Regularly monitor patient progress and adjust treatment as necessary

References

Original Source(s)

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