Clinical Trials

150 enrolled

Infertility, Infertility, Female, Polycystic Ovary Syndrome

NCT04551495 2024-12-04

ROSALINE

65 enrolled

Carcinoma, Lobular

NCT06507332 2024-07-18

Combination Letrozole and Clomiphene Citrate Versus Letrozole Alone

64 enrolled

Polycystic Ovary Syndrome

NCT00382070 2024-03-22

Letrozole in Treating Postmenopausal Women Who Have Received Hormone Therapy for Hormone Receptor-Positive Breast Cancer

3,966 enrolled 12 charts

Breast Neoplasms

NCT06243185 2024-02-06

Dalpiciclib Combined With Letrozole in HR+/HER2 - Gynecologic Solid Tumors

Ovarian Neoplasms

NCT05705505 2023-12-12

Study of Narazaciclib (ON 123300) Plus Letrozole in Endometrial Cancer and Other Gynecologic Malignancies

60 enrolled

Endometrioid Endometrial Cancer

NCT05523609 2023-12-01

Vitamin D and Calcium Supplementation in Breast Cancer

40 enrolled

Breast Neoplasms

NCT03906669 2023-11-22

WinPro

Breast Neoplasms

NCT06047184 2023-09-21

Phase I Study of BEBT-209 in Women With Advanced Breast Cancer

Phase 1 Unknown

106 enrolled

Advanced Breast Cancer

NCT05809024 2023-04-12

Select the Appropriate Population for Adding CDK4/6i to Neoadjuvant Endocrine Therapy

Phase 4 Unknown

100 enrolled

Locally Advanced Breast Cancer

NCT05800756 2023-04-06

Pyrotinib Combined With Trastuzumab,Dalpiciclib and Letrozole for HR+/HER2+ Breast Cancer

Breast Neoplasms

NCT00412022 2023-03-24

HOBOE

1,294 enrolled

Breast Neoplasms

NCT03772353 2023-03-07

PLEASURABLE

59 enrolled

Breast Neoplasms

NCT04942899 2023-03-01

Letrozole Plus Metronomic Capecitabine as First-line Treatment for Patients With Recurrent or Metastatic Breast Cancer

70 enrolled

Breast Neoplasms

NCT05411380 2022-11-04

Tucidinostat Combined With Metronomic Capecitabine and Endocrine Therapy for Advanced HR-positive, HER2-negative Breast Cancer After CDK4/6 Inhibitor.

73 enrolled

Breast Neoplasms

NCT05512416 2022-08-23

Neoadjuvant Dalpiciclib Plus Letrozole for HR+/HER2- Breast Cancer

35 enrolled

Breast Neoplasms

NCT05512780 2022-08-23

Dalpiciclib Combined With Letrozole in Neoadjuvant Treatment of Stage Ⅱ-Ⅲ HR-positive/HER2-negative Breast Cancer

Other solid neoplasm

Solid Tumor

NCT05203562 2022-07-12

Letrozole as a Prophylaxis From GTN for Complete Mole Patients

Hydatidiform Mole, Gestational Trophoblastic Disease

NCT05439499 2022-07-06

This is a Multicenter, Randomized, Double-blind, Placebo-controlled Phase III Clinical Study Evaluating the Efficacy and Safety of FCN-437c Versus Placebo in Combination With Letrozole or Anastrozole ± Goserelin in Women With HR+ and HER2- Advanced Breast Cancer.

434 enrolled

Advanced Breast Cancer

NCT05429684 2022-06-23

Precise Therapy for Refractory HER2 Positive Advanced Breast Cancer

120 enrolled

HER2+ Breast Cancer

NCT03913234 2022-05-10

Phase IB & II Study of Ribociclib With Trastuzumab Plus Letrozole in Postmenopausal HR+, HER2+ Advanced Breast Cancer Patients

95 enrolled

Breast Neoplasms

NCT05106712 2021-11-04

Vitamin D Supplementation and Improvement of PCOS Therapy and IVF Outcomes in Infertile Saudi Women

700 enrolled

Infertility, Female, Pathologic Processes, Polycystic Ovary Syndrome, Vitamin D Deficiency

NCT04407988 2021-10-13

Pyrotinib in Combination With Letrozole in Patients With HER2-Positive, ER-Positive Metastatic Breast Cancer

86 enrolled

Breast Neoplasms

NCT04047758 2021-07-20

Palbociclib Combined With an Aromatase Inhibitor in Breast Cancer

420 enrolled

Breast Neoplasms

NCT03966898 2021-06-02

A Study of SHR6390 in Combination With Letrozole or Anastrozole in Patients With HR Positive and HER2 Negative Advanced Breast Cancer

426 enrolled

Advanced Breast Cancer

NCT04856371 2021-04-23

Study of CYH33 in Combination With Endocrine Therapy With or Without Palbociclib in Patients With HR+, HER2- Advanced Breast Cancer

Phase 1 Unknown

228 enrolled

Advanced Breast Cancer

NCT04571437 2020-10-01

B-001

204 enrolled

Breast Neoplasms

NCT04488107 2020-07-27

Safety, Tolerability, Pharmacokinetics and Antitumor Activity of FCN-437c

78 enrolled

Breast Neoplasms

NCT04364581 2020-04-28

Endometrial Preparation by Short Course of Letrozole Before Hysteroscopic Removal of Endocavitary Lesions

Phase 4 Unknown

Myofibroma

NCT01758146 2020-03-04

Impact of Obesity on the Efficacy of Endocrine Therapy With Aromatase Inhibitors

412 enrolled

BreastOther

Breast Neoplasms, Obesity

NCT00541086 2020-02-07

Study of Anastrozole, Letrozole, or Exemestane With or Without Tamoxifen in Treating Postmenopausal Women With Hormone-Responsive Breast Cancer That Has Been Completely Removed By Surgery

3,697 enrolled

Breast Neoplasms

NCT04095390 2019-09-19

INPHASE

60 enrolled

Breast Neoplasms

NCT04088110 2019-09-12

Pyrotinib Combined With Trastuzumab Plus Aromatase Inhibitor in Treatment of Breast Cancer

77 enrolled

Breast Diseases, Breast Neoplasms

NCT03024580 2019-08-15

MEGA

20 enrolled

Breast Neoplasms

NCT04023292 2019-07-17

Comparative Study for the Degree of Biological Changes After Short-term 2 Weeks and 4 Weeks Preoperative Endocrine Therapy in Luminal Breast Cancer

185 enrolled

Breast Neoplasms

NCT03910712 2019-04-10

Pyrotinib

250 enrolled

Breast Diseases, Breast Neoplasms

NCT02689921 2018-09-28

NEOADAPT

7 enrolled

Breast Neoplasms

NCT03507465 2018-04-25

Letrozole Plus Low-Dose Metronomic Capecitabine Versus EC-T (Epirubicin/Cyclophosphamide Followed by Docetaxel) as Neoadjuvant Therapy for ER+/HER2-negative Breast Cancer

290 enrolled

Breast Neoplasms

NCT03497702 2018-04-13

NeoChAI

114 enrolled

Breast Neoplasms

NCT02214004 2018-02-15

HERAKLES

132 enrolled

Breast Neoplasms

NCT02769104 2018-01-09

ACCN

120 enrolled

Breast Neoplasms

NCT02910050 2017-12-22

BETTER

58 enrolled

Breast Neoplasms, Bulbo-Spinal Atrophy, X-Linked

NCT03373708 2017-12-18

Risk and Clinical Benefit of Chemotherapy and Intensive Endocrine Therapy for Luminal B1 Early-stage Breast Cancer

Breast Diseases, Breast Neoplasms

NCT02647424 2016-10-27

A Comparison of Letrozole and Clomifene Citrate

40 enrolled

Infertility, Polycystic Ovary Syndrome

NCT02630485 2015-12-15

GLC

240 enrolled

Infertility, Polycystic Ovary Syndrome

NCT02551367 2015-09-16

LVCCFOROI

110 enrolled

Anovulation, Polycystic Ovary Syndrome

NCT02482740 2015-06-26

TGOG1005

44 enrolled

Uterine Cervical Neoplasms

NCT02450175 2015-05-21

Etiology of the Platelet-Cancer Metastatic Pathway - A Study of Inflammatory Markers, Platelet Characteristics and Metastatic Surrogates in Cancer Patients and Controls

50 enrolled

Tumor-Agnostic

Neoplasm Metastasis, Neoplasms

NCT02188550 2015-05-19

Single Arm Trial With Combination of Everolimus and Letrozole in Treatment of Platinum Resistant Relapse or Refractory or Persistent Ovarian Cancer/Endometrial Cancer

20 enrolled

Ovarian Neoplasms, Recurrence, Endometrial Neoplasms

NCT02313051 2014-12-09

MIRACLE