Electro-acupuncture (EA) can improve chemotherapy-associated insomnia in breast cancer patients as well as helping reduce their use of sleep medication. In the study, 138 breast cancer patients with chemotherapy-associated insomnia were randomly assigned to receive 15 sessions of either active or sham acupuncture over 18 weeks, followed by 24 weeks of follow-up.

Acupuncture for chemotherapy-associated insomnia in breast cancer patients: an assessor-participant blinded, randomized, sham-controlled trial. Breast Cancer Res. 2023 Apr 26;25(1):49.