Tokyo, Aug. 19 -- UMIN Clinical Trials Registry (UMIN-CTR) received information related to the study (UMIN000058821) titled 'influence of scent on the positive effects induced by physical contact' on Aug. 18.

Study Type: Interventional

Study Design: Basic Design - Cross-over Randomization - Randomized Blinding - Single blind -participants are blinded Control - Placebo

Primary Sponsor: Institute - Osaka Metropolitan University

Condition: Condition - Healthy adults Classification by malignancy - Others Genomic information - NO

Objective: Narrative objectives1 - Evaluate the influence of scent inhalation on changes in salivary oxytocin concentrations, heart rate, autonomic nervous function, subjective states (e.g., stress, fatigue, relaxation), and interpersonal emotional responses, all of which are induced by physical contact. Basic objectives2 - Efficacy

Intervention: Interventions/Control_1 - Test fragrance inhalation (rest 20 min) -> test fragrance inhalation (physical contact 16 min) -> washout (7 days or more) -> odorless air inhalation (rest 20 min) -> odorless air inhalation (physical contact 16 min) Interventions/Control_2 - Odorless air inhalation (rest 20 min) -> odorless air inhalation (physical contact 16 min) -> washout (7 days or more) -> test fragrance inhalation (rest 20 min) -> test fragrance inhalation (physical contact 16 min)

Eligibility: Age-lower limit - 18 years-old = Gender - Male and Female Key inclusion criteria - 1) Individual who has received sufficient explanation about purpose and content of research, and consenting ability, and who volunteers with his/her free intent and gives written informed consent. 2) Healthy male/female couples aged 18 to under 50 at the time of informed consent. Key exclusion criteria - 1) Individuals with irregular menstrual cycles or postmenopausal 2) Individuals who are pregnant, have a child under 2 years old, or are breastfeeding 3) Individuals with respiratory circulatory, psychiatric, or neurological disorders 4) Individuals who have been diagnosed with hypertension, hypotension, or arrhythmia 5) Individuals who are taking medication (including pills) or supplements 6) Smokers 7) Individuals who find the test fragrance offensive 8) Individuals who have been partners for less than 5 months 9) Individual whom principal investigator judged to be inappropriate as a subject 10) Individuals whose partner falls under 1) to 9) Target Size - 60

Recruitment Status: Recruitment status - Preinitiation Date of protocol fixation - 2025 Year 07 Month 01 Day Anticipated trial start date - 2025 Year 08 Month 01 Day Last follow-up date - 2026 Year 09 Month 30 Day

To know more, visit https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000065910

Disclaimer: Curated by HT Syndication.