Clinical trials: Hormone
Osteoporosis, Humoral Hypercalcemia of Malignancy
One Week Parathyroid Hormone-related Protein (PTHrP) IV Dose Escalation Study
This is a dose escalation study to determine the maximum tolerable dose of Parathyroid Hormone-related Protein, PTHrP, that can be given safely over one week.
- Conditions
- Osteoporosis, Humoral Hypercalcemia of Malignancy, Hyperparathyroidism
- Trial name
- NCT00580788
- Testing
- PTHrP (1-36)
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Obesity
Females, Aging, Metabolism, and Exercise
This study is designed to determine whether a reduction in hormones (such as occurs during menopause) causes a decrease in calories burned during physical activity.
- Trial name
- FAME (NCT01712230)
- Testing
- GnRH agonist, Supervised cardiovascular exercise
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Healthy
Effect of Antidepressants on Sex Hormone Levels and Sexual Functioning
This study will evaluate the effect of antidepressants on sex hormone levels in women and if the potential changes in sex hormone levels are related to sexual side effects.
- Trial name
- NCT00611975
- Testing
- Fluoxetine, Bupropion
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Hypothyroidism
Growth Hormone and GnRH Agonist in Adolescents With Acquired Hypothyroidism
The purpose of this study is to see if giving growth hormone and Lupron along with thyroid hormone will improve final height in patients with long term hypothyroidism.
- Trial name
- NCT00206375
- Testing
- Growth hormone, Growth hormone treatment and puberty
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Healthy Males
HOP-3 Manipulation of the Intratesticular Hormonal Milieu With Exogenous Testosterone
The purpose of this investigational study is to determine how much male hormone, testosterone, is necessary to maintain sperm production in the testis.
- Trial name
- HOP-3 (NCT00839319)
- Testing
- Acyline, hCG (human chorionic gonadotropin), Testosterone gel
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- University of Washington
Postural Tachycardia Syndrome
Adrenocorticotropic Hormone Stimulation in Postural Orthostatic Tachycardia Syndrome (POTS)
This study is to determine different chemical levels in the blood during a low salt diet. This study will compare normal volunteers to those with Postural Tachycardia Syndrome (POTS)
- Trial name
- NCT01764711
- Testing
- Cosyntropin administration
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University
Gastric Bypass, Parathyroid Hormone
Trial Of Paricalcitol and Cholecalciferol(Vitamin D3) in the Treatment Of Secondary Hyperparathyroidism in Patients After ROUX-EN-Y Gastric Bypass Surgery
Evaluate the efficacy of paricalcitol, cholecalciferol, and placebo in the reduction of parathyroid hormone in patients after Roux-en-Y gastric bypass surgery (RYGB).
- Trial name
- ExtenD (NCT01138475)
- Testing
- Paricalcitol, Cholecalciferol
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Kerstyn C. Zalesin, M.D.
Pharmacokinetics
The Pharmacokinetics of 12 Week Continuous Patch Use
Investigators propose a descriptive pharmacokinetic study of the serum hormone levels of estrogen and progesterone with extended use (12 weeks) of the contraceptive patch.
- Trial name
- NCT02585999
- Testing
- Xulane Contraceptive Patch
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Boston Medical Center
Hormone Deficiency, Aging
Three Month Treatment of Growth Hormone Releasing Hormone (GHRH) in the Elderly
The purpose of the study is to evaluate the effect of a naturally occurring hormone, called Growth Hormone Releasing Hormone (GHRH) on the muscle, bone, and fat tissues of the body.
- Trial name
- NCT01410799
- Testing
- Growth Hormone Releasing Hormone (GHRH )
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Obesity, Type 2 Diabetes Mellitus
Effects of Obesity Treatments on Food Preferences and Metabolism
Obesity and Type 2 Diabetes Mellitus are major health problems which are becoming a burden both for patients and health systems alike.
- Trial name
- FPS (NCT01724060)
- Where
- 2 sites in United Kingdom
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Menopausal Syndrome
Early Menopause Hormone Treatment and Cognition
The objective of this study is to evaluate the neurobiological effects of hormone therapy (HT) in healthy early postmenopausal women.
- Trial name
- R21 (NCT01046643)
- Testing
- Estradiol (E2), Progesterone (P10) x90, Progesterone (P10) x10
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Breast Cancer
Green Tea and Reduction of Breast Cancer Risk
RATIONALE: Green tea extract contains ingredients (catechins) that may lower the risk of breast cancer. PURPOSE: This phase II trial is studying how well green tea extract works in preventing breast cancer compared to a placebo…
- Trial name
- NCT00917735
- Testing
- Green tea extract supplement
- Where
- 5 sites in United States
- Volunteers
- 1,075 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Healthy, Male Infertility
HOP-2A - Intratesticular Hormone Levels
The purpose of this investigational study is to find out what hormones are present in healthy male testicles using fine needle aspiration.
- Conditions
- Healthy, Male Infertility, Prostate Disease
- Trial name
- HOP-2A (NCT00756561)
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Washington
Menopause, Aging
Hormone Replacement and Neural Cardiovascular Control in Postmenopausal Women
Older women have an exaggerated increase in blood pressure during exercise. However, the reasons for this are unclear. It is important to investigate this phenomenon because a greater blood pressure response to exercise has been…
- Conditions
- Menopause, Aging, Blood Pressure
- Trial name
- NCT01633814
- Testing
- Transdermal estradiol
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Arterial Stiffening, Aging
Sex Hormones and Atherosclerosis Prevention in Perimenopausal Women
The purpose of this study is to find out why women's arteries stiffen as they go through menopause, and how this is affected by estrogen loss.
- Conditions
- Arterial Stiffening, Aging, Menopause
- Trial name
- SHAPE (NCT00608062)
- Testing
- GnRHant - Ganirelix acetate, Transdermal estradiol patch
- Where
- United States
- Volunteers
- 155 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Alcohol Related Disorders, Alcoholism
Pharmacogenetics of Alcohol: Treatment Implications
This study will explore the hypothesis that effects of alcohol are in part mediated by increased production of neuroactive steroids, which interact with GABAA-receptors.
- Conditions
- Alcohol Related Disorders, Alcoholism, Alcohol Abuse
- Trial name
- NCT00734656
- Testing
- dutasteride + ethanol
- Where
- United States
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- UConn Health
Exercise, Bone Resorption
Enhancing Skeletal Adaptations to PTH and Exercise
Exercise is essential for building and maintaining bone mass and strength, but current exercise recommendations for how to achieve this lack detail on the optimal exercise prescription.
- Conditions
- Exercise, Bone Resorption, Bone Formation
- Trial name
- ESkAPE (NCT05029128)
- Testing
- Endurance exercise intervention
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Hyperparathyroidism
The Renin-Angiotensin-Aldosterone System and Parathyroid Hormone Control: The RAAS-PARC Study
This study will evaluate whether commonly used blood pressure medications called "ACE inhibitors" can lower parathyroid hormone.
- Trial name
- RAAS-PARC (NCT01691781)
- Testing
- Lisinopril
- Where
- United States
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Healthy
The Effects of Aging and Estrogen on the Pituitary
The purpose of this study is to study the effects of aging and estrogen on the brain. Specifically, this study will examine how the hypothalamus signals the pituitary gland to secrete reproductive hormones and how that changes…
- Trial name
- NCT00386022
- Testing
- GnRH, NAL-GLU GnRH antagonist, Estrogen patch
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Obesity, Fertility
Dysregulation of FSH in Obesity: Functional and Statistical Analysis
Excess maternal weight, especially obesity, influences almost every aspect of fertility, from conception to problems during pregnancy.
- Trial name
- NCT02478775
- Testing
- Degarelix (GnRH antagonist), recombinant FSH, Cetrorelix
- Where
- United States
- Volunteers
- 99 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver