About this trial
Transcutaneous Auricular Neurostimulation (tAN) will be administered to women with premenstrual syndrome (PMS), premenstrual dysphoric disorder (PMDD), and perimenopause. The investigators will examine whether tAN improves symptomology by collecting self-report data before the intervention, during the intervention, and following the intervention.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Assigned female at birth
Age 18 to 45
Naturally cycling
Regularly occurring menstrual cycle
Disqualifiers
Using hormonal birth control
Pregnant or lactating/breastfeeding
History of seizures
Implanted devices
Trial design
Single group
Treatments tested in this trial
transcutaneous auricular neurostimulation (tAN)
DeviceDevice: Sparrow Link. The Sparrow Link will be using the components of the Sparrow Ascent device: (FDA-cleared K230796) a wearable, battery-operated, neurostimulation system designed to transcutaneously stimulate nerves on and/or around the auricle. This device will stimulate the auriculotemporal nerve (ATN) and the auricular branch of the vagus nerve (ABVN)
Treatment groups
Trial outcomes
Primary outcomes
Daily Record of Severity of Problems (DRSP)
The DRSP assesses psychological and physical premenstrual symptoms. This is the primary outcome in the PMS/PMDD study.
Green Climacteric Scale
The Green Climacteric Scale assesses the degree to which respondents are bothered by a range of different menopausal symptoms. This is the primary outcome in the Perimenopause Study.
Secondary outcomes
Daily Mood
Each day, participants will be asked to respond to the question "How is your mood today?". Response options range from 1 = extremely bad/negative to 7 = extremely good/positive. This is a secondary outcome in both studies.
Daily Hot Flash Frequency
Hot flash frequency will be assessed. This is a secondary outcome in the Perimenopause Study.
Daily Hot Flash Severity
Hot flash severity will be assessed. This is a secondary outcome in the Perimenopause Study.
Daily Sleep Quality
Each day, participants will be asked to respond to the question, "How well did you sleep last night?". Response options range from 1 = Very poor to 5 = Excellent. This is a secondary outcome in the Perimenopause study.
Sponsors and contacts
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Texas Christian University
Lead sponsor
Spark Biomedical, Inc.
Collaborator