Clinical trials: Menstrual Cycles
Sex Hormones, Microbial Colonization
The Relationship of the Intestinal Microbiome and the Menstrual Cycle
In the present study the dynamic changes of the intestinal microbiome are observed over a 4-week period in the different stages of the menstrual cycle in women at childbearing age.
- Trial name
- NCT03581201
- Testing
- Laboratory measurements, Stool samples, Bioimpedance analysis
- Where
- Austria
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Healthy Adult Females
Postprandial Triglyceride Concentrations Across Menstrual Cycle Phases
The goal of this clinical trial is to investigate the effect of menstrual cycle phases on postprandial triglyceride concentrations in healthy young female adults.
- Trial name
- NCT07459465
- Testing
- Early Follicular Phase, Mid-Luteal Phase
- Where
- Canada
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Ottawa
Polycystic Ovary Syndrome (PCOS), Menstrual Irregularity
Ovarian Ultrasonography for the Clinical Evaluation of Polycystic Ovary Syndrome
The investigators would like to determine how aspects of adiposity and age influence ultrasound features of the ovaries which are used to diagnose polycystic ovarian syndrome (PCOS).
- Conditions
- Polycystic Ovary Syndrome (PCOS), Menstrual Irregularity, Overweight and Obesity
- Trial name
- NCT03547453
- Where
- United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Cornell University
Contraceptives, Oral, Sex Hormone
Oral Contraceptive vs Menstrual Cycle Ex Vivo Model
Despite comprising half the population, females are often left out of muscle research due to the impact of changing hormones during the menstrual cycle and when using oral contraceptives.
- Trial name
- OCEV (NCT06124274)
- Testing
- Protein tracer drink
- Where
- Canada
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Healthy
Qing'E Formula Therapy on Menopausal Symptoms (Healthy Volunteers Recruitment for Control Study)
This study will recruit 50 healthy women with normal menstrual cycles aged 40-50, to investigate the expression of their NEI network and urine metabolomics.
- Trial name
- NCT01920997
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Shanghai University of Traditional Chinese Medicine
Healthy
The Effect of the SBS Decompression Technique on Gastrointestinal Symptoms During the Menstrual Cycle
Determining the effects of a single application of the sphenobasilar synchondrosis (SBS) decompression technique, on gastrointestinal symptoms during the menstrual cycle is an area that lacks of evidence and proper studies.
- Trial name
- NCT05922189
- Testing
- SBS Decompression Technique
- Where
- Portugal
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Escola Superior de Tecnologia da Saúde do Porto
Polycystic Ovary Syndrome
Impact of Metformin in Teens With Polycystic Ovary Syndrome (PCOS) on Oral Contraceptive Therapy
Oral contraceptives are known to improve menstrual cycles and symptoms in PCOS, however may increase cholesterol. Metformin, a drug to improve insulin resistance, may benefit metabolic state.
- Trial name
- NCT00283816
- Testing
- Metformin, Oral Contraceptive Pill, Lifestyle Management Program
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Polycystic Ovarian Syndrome (PCOS), Irregular Menstrual Cycles
Effect of a Commonly Used Antibiotic, Doxycycline, in Women With Polycystic Ovarian Syndrome
The purpose of this study is to study the effect of a commonly used antibiotic, doxycycline, on the production of ovarian hormones and menstrual cycles in women with Polycystic Ovarian Syndrome (PCOS).
- Conditions
- Polycystic Ovarian Syndrome (PCOS), Irregular Menstrual Cycles, Androgen Excess
- Trial name
- MI-PCOS (NCT01788215)
- Testing
- doxycycline, Sugar Pill
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Rochester
Menstrual Cycle, Substrate Metabolism
Effects of Resistance Training on Substrate Metabolism During the Menstrual Cycle
This research project's objective is to investigate substrate metabolism behavior in response to the RT during different phases of the menstrual cycle.
- Trial name
- NCT04024826
- Testing
- EFP, LFP, ELP
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Southern Illinois University Edwardsville
Retinal Vascular
Physiologic Changes of Posterior Ocular Segment During the Menstrual Cycle
Changes of luteinizing hormone (LH), estrogen and progesterone during the menstrual cycle influence the ocular physiology in both anterior and posterior segments.
- Trial name
- NCT04731207
- Testing
- Optovue®
- Where
- Thailand
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Khon Kaen University
Menstrual Cycle, Sports
Influence of Menstrual Cycle Stages on Female Athletes
The influence of the menstrual cycle on women's sports performance is still uncertain. Research on this topic shows methodological biases.
- Trial name
- NCT05576740
- Testing
- Determination of hormone level concentrations, Jump height determination, Grip strength determination
- Where
- Spain
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Universitat Jaume I
Normal Body Weight, Obesity
Endocrine and Neural Control of Eating in Women
The purpose of this study is to better understand how female sex hormones influence the food intake in the gut system through the release of satiety hormones as well as through central regulative mechanisms in the brain that…
- Trial name
- NCT02994420
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Premenstrual Syndrome, PMS
Treatment of Menstrually Related Disorders With Continuous v. Interrupted Oral Contraceptives
This study will determine whether uninterrupted treatment with birth control pills over several menstrual cycles prevents severe premenstrual syndrome (PMDD).
- Conditions
- Premenstrual Syndrome, PMS, Premenstrual Dysphoric Disorder, PMDD
- Trial name
- NCT00089414
- Testing
- Ethinyl Estradiol/Drospirenone, CDB 2914
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- National Institute of Mental Health (NIMH)
Diabetes, Gestational, Menstrual Cycle Abnormal
Evaluation of Risk Factors for Gestational Diabetes Mellitus
This study examines the relationship between the age at menarche and gestational diabetes mellitus (GDM). In this retrospective study, the sample included all pregnant women diagnosed with GDM in a pregnancy polyclinic in…
- Trial name
- NCT04251559
- Testing
- oral glucose loading test
- Where
- Turkey (Türkiye)
- Volunteers
- 374 people, healthy volunteers welcome
- Sponsor
- Derince Training and Research Hospital
Impact of Different Heel Heights on Spinal Configuration
Impact of Different Shoe Heel Heights on Spinal Configuration
90 healthy female subjects with regular menstrual cycle ,their ages ranged from 19-25 years,their BMI ranged from 18-25 will be participated in this study.
- Trial name
- NCT03688750
- Testing
- no intervention
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Cairo University
Posttraumatic Stress Disorder
Women's Post Traumatic Stress Disorder (PTSD) Research Study
The purpose of this study is to examine the relationship between trauma and startle. The investigators are also looking at the effect of menstrual phase on this relationship.
- Trial name
- NCT01304940
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Sleep Quality
Sleep Quality and the Menstrual Cycle
This study aims to examine how ovarian hormone fluctuations across the menstrual cycle affect sleep patterns. Using objective sleep tracking, hormone phase assessment, and validated questionnaires, it will assess changes in sleep…
- Trial name
- NCT06906133
- Testing
- Urinary-hCG
- Where
- 2 sites in Iceland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Akureyri
Gynecological; Surgery (Previous), Affecting Fetus, Postoperative Pain
Mü-opioid Receptor Level and Postoperative Pain in Patients With Gynecological Laparoscopy
The hypothesis that gonadal hormones may affect the perception of pain is an interesting research area. This prospective observational study will undergo elective laparoscopic gynecological surgery to 18-65 years, is planned to…
- Trial name
- NCT04690491
- Testing
- follicular cyclus, luteal cyclus
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Bozok University
Menstrual Cycle, Exercise Treadmill
The Effects of Menstrual Cycle Phase on Exercise Treadmill Test Results in Premenopausal Women
False positive results are commonly observed in women after exercise treadmill test (ETT). The effects of menstrual cycle on the results of ETT in premenopausal women have not been clearly defined.
- Trial name
- NCT05985980
- Testing
- Exercise Treadmill Test (ETT)
- Where
- Turkey (Türkiye)
- Volunteers
- 47 people
- Sponsor
- Istanbul Medeniyet University
Iron-deficiency, Inflammation
Iron and Muscular Damage: FEmale Metabolism and Menstrual Cycle During Exercise
This project is an observational controlled randomized counterbalance study. One hundred and three physically active and healthy women were selected to participate in the IronFEMME Study, of which 57 were eumenorrheic, 30 were…
- Conditions
- Iron-deficiency, Inflammation, Exercise Induced Iron-deficiency, Exercise Induced Muscle Damage
- Trial name
- IronFEMME (NCT04458662)
- Testing
- Interval running protocol / eccentric-based resistance exercise protocol
- Where
- Spain
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Universidad Politecnica de Madrid