Centre For Clinical Research And Biostatistics (CCRB)

Back History

1 Unique Trial Number (assigned by CCRB)

CUHK_CCT00004

2 Trial Registration Date

2005-09-06

iRegistration Status

Retrospective

3 Secondary IDs

nil

4 Source(s) of Funding

Department of Obstetrics and Gynaecology

5 Primary Sponsor

Nil

6 Secondary Sponsor

Nil

Function

Please specify

7Responsible Contact Person (public contact person for patients interested in participating)

i Name

Chan Shing Chee, Symphorosa

ii Address

Dept of O&G, PWH

iii Phone

2632 2583

iv Email

symphorosa@cuhk.edu.hk

v Affiliation

The Chinese University of Hong Kong

vi Country

8Research Contact Person (person to contact for scientific inquiries)

i Name

Chan Shing Chee, Symphorosa

ii Address

symphorosa@cuhk.edu.hk

iii Phone

2632 2583

iv Email

symphorosa@cuhk.edu.hk

v Affiliation

The Chinese University of Hong Kong

vi Country

9 Official Scientific Title of the Study

Randomized Control Trial of Levo-norgestrel Intrauterine System in Women Receiving Tamoxifen for Carcinoma of Breast

10 Public Title

Randomized Control Trial of Levo-norgestrel Intrauterine System in Women Receiving Tamoxifen for Carcinoma of Breast

i Public Title in Chinese 研究名稱

11 Short Title (Optional)

Randomized Control Trial of Levo-norgestrel Intrauterine System in Women Receiving Tamoxifen for Car

12 Countries of Recruitment

Hong Kong

13Research Ethic Review

i Has the study received appropriate ethics approval?

Yes

ii When is the approval date?

2001-03-20

iii Full Name of IRB/IEC

Please specify

iv IRB/IEC approval reference number

14 Medical Condition Being Studied

Carcinoma of Breast on Tamoxifen

15Intervention

i Types of intervention

Device

Please specify

ii Description/ name of Intervention/article

Levo-norgestrel Intrauterine System (LNG-IUS, that is mirena)

iii Dosage form of the intervention

iv Dosage of the intervention

v Duration of the intervention

5 years

vi Frequency of the intervention

16Comparative Treatments

i Description/ name of comparative treatments

Surveillance (with transvaginal ultrasound scan and outpatient hysteroscopy) for control group against Surveillance (TVS and outpatient hysteroscopy) and intervention with mirena insertion for the intervention group

ii Dosage form of the comparative treatments

iii Dosage of the comparative treatments

iv Duration of the comparative treatments

v Frequency of the comparative treatments

17Key Inclusion and Exclusion Criteria

i Inclusion Criteria

Inclusion Criteria: 1. Patients with breast cancer using tamoxifen as an adjuvant therapy 2. Patients willing to give written consent to participate the study

ii Exclusion Criteria

Exclusion Criteria: 1. Patients with previous history of endometrial hyperplasia or endometrial carcinoma 2. Patients who are contraindicated to the use of LNG-IUS 3. Patients who have no intact uterus 4. Patients refuse to participate the study

iii Age Minimum

18

iv Age Maximum

nil

v Gender

Female

18 Study Type

Interventional

19Study Design

i Randomization

Randomized

Please specify

ii Nature of control

Placebo

iii Degree of masking

Open label

If Single-blind, who will be masked?

iv Group Assignment

Parallel

v Study Phase

Please specify

vi Study Objectives (Optional)

20 Anticipated trial start date

2001-04-01

21 Target Sample Size

120

22 Recruitment Status

Complete

23 Primary Outcome

Endometrial pathology by hysteroscopy in both groups

24 Secondary Outcome

Histology of endometrial pathology in both groups

25Study Information/Publication

i Study Information/Publication Available?

No

ii Link to Study Information/Publication

26Last Update Date

2009-11-25

27 Primary Registry and Trial Identifying Number

ChiCTR-TRC-09000625

28 Date of Registration in Primary Registry

2010-05-04

Back History

Trial Detail