Clinical trials: CYP19
Breast Cancer
Single Dosing of Zoledronic Acid in Cancer Therapy Induced Bone Loss (CTIBL)
The purpose of this research is to establish if a once a year dose of Zoledronic Acid is sufficient to suppress and maintain urine and serum bone density markers (NTx) and serum CTx within normal range at 12 months post-dosing in…
- Trial name
- CTIBL (NCT00712985)
- Testing
- Zometa
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Milton S. Hershey Medical Center
Breast Cancer, Obesity
A Pilot Study of Docosahexaenoic Acid (DHA) in Obese Menopausal Women
This study aims to determine if a supplement of an omega-3-fatty acid (docosahexaenoic - DHA) lowers inflammation in human fat tissue thereby lowering estrogen production and the potential risk for breast cancer.
- Trial name
- NCT01127867
- Testing
- dietary intervention
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Rockefeller University
HER2-Positive Breast Carcinoma
Impact of Aromatase Inhibitor Therapy on Glucose Homeostasis and Diabetes Risk
This study assesses the effect of hormone directed treatment for breast cancer on glucose metabolism.
- Trial name
- NCT06557057
- Testing
- Non-Interventional Study
- Where
- United States
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Breast Cancer Early Stage Breast Cancer (Stage 1-3)
FLASH-Breast: Evaluating the Efficacy of Fezolinetant in Reducing Vasomotor Symptoms in Women With Breast Cancer on Endocrine Therapy
This is a phase II, randomized, double-blinded, placebo-controlled trial designed to evaluate the efficacy of fezolinetant (45 mg a day) vs.
- Trial name
- NCT06917313
- Testing
- Fezolinetant
- Where
- 2 sites in United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- Yale University
Breast Cancer, Xerostomia
Oral Health and Oral Health-Related Quality of Life in Early Stage Breast Cancer Survivors
The 3 Specific Aims are (1) To determine the prevalence, incidence and severity of oral conditions in postmenopausal early stage breast cancer survivors within the first 18 months of adjuvant Aromatase Inhibitor(AI) therapy, (2)…
- Trial name
- NCT01272570
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Periodontal Disease, Quality of Life
Oral Health in Breast Cancer Survivors on Aromatase Inhibitors
The purpose of this study is to determine how aromatase inhibitors (AIs) such as Arimidex, Aromasin or Femara affect a woman's oral health and oral health related quality of life.
- Trial name
- NCT01693731
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Breast Cancer
The Effect of Grape Seed Extract on Estrogen Levels of Postmenopausal Women
The role of estrogens in the pathogenesis of breast cancer has been well documented. This has led to the development of "Anti-Estrogens" (selective estrogens receptor modulators and Aromatase Inhibitors), used for treatment and…
- Trial name
- NCT00566553
- Testing
- Grape Seed Extract
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Cognitive Side Effects of Cancer Therapy, Hypoestrogenism
ENDO-BRAIN: Effects of Endocrine Adjuvant Therapy with Aromatase Inhibitors on the Cognitive Function of Breast Cancer Patients
The principal aim of this prospective observational study is to investigate the cognitive function of breast cancer patients that use AI, comparing it with age-matched healthy controls, utilizing cognitive assessments and…
- Trial name
- ENDO-BRAIN (NCT06606535)
- Testing
- validated questionnaires, functional MRI, Optical Coherent Tomography Angiography
- Where
- Italy
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Ospedale Policlinico San Martino
Breast Cancer Females
Short-term Impacts of Endocrine Therapy on Cardiovascular and Brain Health Outcomes in Breast Cancer
Aromatase inhibitors are the most used endocrine therapy for hormone-positive breast cancer. While there is a clear linear relationship between the duration of aromatase inhibitor use and the cumulative incidence of…
- Trial name
- STRIVE (Acute) (NCT06781762)
- Testing
- N/A (Usual Care)
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Breast Cancer
Studying the Effect of Freeze-Dried Table Grape Powder on Blood Estrogen Levels in Postmenopausal Women
RATIONALE: Estrogen can cause the growth of breast cancer cells. Studying samples of blood and urine in the laboratory from participants receiving freeze-dried table grape powder may help doctors understand the effect of this…
- Trial name
- NCT00611104
- Testing
- standardized freeze-dried table grape powder, laboratory biomarker analysis, pharmacological study
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Polymorphism, CYP19
Aromatase (CYP19) Polymorphism Between AI-responsive and AI-resistant Breast Cancer in Korea
Aromatase(CYP19)inhibitor is one of the major antihormonal drug for breast cancer in postmenopausal women. The variation of CYP19 may affect the effect of aromatase inhibitor.
- Conditions
- Polymorphism, CYP19, Aromatase Inhibitor
- Trial name
- CYP19 (NCT01137136)
- Where
- South Korea
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
Hypogonadism
CYP19A1 (Cytochrome P450 Family 19 Subfamily A Member 1) Gene and Pharmacogenetics of Response to Testosterone Therapy
Testosterone (T) replacement prevents bone loss and relieves symptoms associated with androgen deficiency in male patients with hypogonadism, but at the expense of an increase in prostate-related adverse events and in the…
- Trial name
- NCT01378299
- Testing
- Testosterone Cypionate
- Where
- 2 sites in United States
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
UTERINE LEIOMYOMA
Influence of Aromatase Inhibitors and GnRH Analogs to Treat Uterine Leiomyoma by Vaginal Hysterectomy
The investigators aimed to assess if use of aromatase inhibitors could decrease volume of uterine leiomyoma and cause same percentage of adverse effects during its use compared to GnRH analogs.
- Trial name
- NCT01280045
- Testing
- VAGINAL HYSTERECTOMY
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Arthralgia, Breast Neoplasms
Omega-3 Supplementation in Prevention of Aromatase Inhibitor-Induced Toxicity in Patients With Stage I-III Breast Cancer
This clinical trial studies the use of omega-3 fatty acid supplementation in preventing aromatase inhibitor-induced toxicity in patients with stage I-III breast cancer.
- Trial name
- NCT02831582
- Testing
- Omega-3 Fatty Acid
- Where
- 3 sites in United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Ohio State University Comprehensive Cancer Center
Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage I Breast Cancer AJCC v8
A Dietary Supplement (Resistant Potato Starch) for Reducing Musculoskeletal Symptoms in Individuals Planning to Receive Aromatase Inhibitor Therapy, AIMSS-RPS Trial
This phase II trial tests the safety and effectiveness of a dietary supplement called resistant potato starch for reducing musculoskeletal symptoms in patients with stage 0-III breast cancer or who are at high risk for breast…
- Conditions
- Anatomic Stage 0 Breast Cancer AJCC v8, Anatomic Stage I Breast Cancer AJCC v8, Anatomic Stage II Breast Cancer AJCC v8, Anatomic Stage III Breast Cancer AJCC v8
- Trial name
- AIMSS-RPS (NCT07443943)
- Testing
- Starch, Potato
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Michigan Rogel Cancer Center
PCOS (Polycystic Ovary Syndrome), Infertility
Letrozole Extended vs Traditional Therapy for Ovulation Induction in Women With PCOS (PROLEx-PCOS)
This randomized clinical trial aims to compare the efficacy and safety of extended letrozole therapy (5 mg/day for 10 days) versus standard letrozole therapy (5 mg/day for 5 days) for ovulation induction in women with polycystic…
- Conditions
- PCOS (Polycystic Ovary Syndrome), Infertility, Anovulation
- Trial name
- PROLEx-PCOS (NCT07159880)
- Testing
- Traditional Letrozole Therapy, Extended Letrozole Therapy
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- GABRIEL MONTEIRO PINHEIRO
Uterine Adenomyosis, Recurrent Implantation Failure
Aromatase Plus GnRH Analogue Versus GnRH Analog Alone in Adenomyosis
With this study the investigators want to test which is the best medical treatment for symptomatic adenomyosis affecting women undergoing IVF and with previous implantation failure, between Aromatase inhibitor plus GnRH analog…
- Conditions
- Uterine Adenomyosis, Recurrent Implantation Failure, Menstrual Pain
- Trial name
- NCT03421639
- Testing
- GnRH analog (11.25mg Leuprolide acetate), Aromatase inhibitor and GnRH analog, Aromatase and GnRH analog (11.25mg Leuprolide acetate)
- Where
- 3 sites in Albania, Bulgaria and 1 more
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Centre for Endocrinology and Reproductive Medicine, Italy
Anovulation
Administration of Single High Dose Letrozole for Ovulation Induction
Letrozole is considered an established treatment for ovulation induction.The most common protocol is daily dose of 2.5-7.5 mg starting day 3-5 of the cycle for 5 days.Another described protocol is single high dose 20mg Letrozole…
- Trial name
- NCT02703649
- Testing
- Letrozole
- Where
- 2 sites in Canada
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Mount Sinai Hospital, Canada
Healthy, Fragile X Syndrome
Aromatase Activity and Ovarian Growth Factors in African-American Versus Caucasian Women
The purpose of the study is to understand how the ovarian follicle (the fluid filled structure in the ovary that contains the egg) makes estrogen and other hormones during normal aging, in women with different ethnic backgrounds…
- Trial name
- NCT00334971
- Testing
- Follicle Aspiration
- Where
- United States
- Volunteers
- 116 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Menstruation Disorders
Partial Double-Blind, Placebo-Controlled Study to Assess the Effect of Anastrozole on the Endometrium in Healthy Volunteers
Aromatase inhibitors have been approved for use in postmenopausal women to treat and prevent breast cancer. They act by blocking the action of the enzyme, aromatase, that is necessary for the production of estradiol.
- Trial name
- NCT00467493
- Testing
- Anastrozole
- Where
- 2 sites in United States
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Meditrina Pharmaceuticals