Study aim: Determining the effect of ear acupressure on musculoskeletal pain associated with endocrine therapy in breast cancer survivors Design: A randomized, double-blind, controlled clinical trial study was performed on 52 patients for block randomization using the Sealed Envelope Ltd. 2017 software, available at www.sealedenvelope.com, with a total of 8 blocks, 4 blocks of 6 and 4 blocks of 8 Settings and conduct: The Persian version of the Short Pain Questionnaire will be completed at the beginning of the study, weekly until the end of the intervention for 4 weeks, and 4 weeks after the end of the intervention for the two groups through an interview with the individual by a colleague unaware of the status of the samples' allocation to the groups. Participants/Inclusion and exclusion criteria: The main inclusion criteria included: diagnosis of stage 1 to 3 hormone-dependent breast cancer, without recurrence or metastasis, use of tamoxifen or aromatase inhibitors for at least 3 months, development or exacerbation of musculoskeletal pain, having pain with an intensity of at least 3 on a scale of 0 to 10 in the week before the start of the study،The main exclusion criteria for the study included: any type of surgery, musculoskeletal diseases, skin diseases (in the earlobe), orthopedic or neurological problems during the study, concomitant use of other complementary therapies, any lack of cooperation, death, allergy to the adhesive. Intervention groups: In the intervention group, Vaccaria seeds will be applied to the points used to relieve stress and pain on both earlobes for four weeks, five days a week, three times a day (morning, noon, and night), with pressure applied to the points for three minutes each time. In the sham group, the patches will be applied without seeds and without applying pressure. Main outcome variables: Musculoskeletal pain score