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Breast CancerPhase 4TTOSNCT02344940

Safety of Toremifene and Tamoxifen Therapy in Premenopausal Patients With Operable Breast Cancer

A Phase 4 study testing Toremifene and Tamoxifen in people with Breast Cancer, run by Shanghai Jiao Tong University School of Medicine at 1 site in China.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

To compare the safety of toremifene and tamoxifen therapy in premenopausal patients with operable breast cancer by monitoring gynecological abnormality,blood lipid level,hepatic abnormality,estrogen level and perimenopausal symptoms. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Breast Cancer
What is being tested?
Toremifene and Tamoxifen
Could I receive a placebo?
No, everyone receives an active treatment
How many people
104 participants
Where
1 siteChina
Study dates
Dec 2014to Aug 2018
Phase
Phase 4
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Women aged ≥18 years, premenopausal
  • Histologically confirmed invasive breast cancer by core needle biopsy, hormonal receptor positive, defined as estrogen receptor(ER)/progesterone receptor(PR) positive
  • Patients must have received standard local therapy: normalized modified radical mastectomy or breast conserving surgery with negative margin and post-surgical radiotherapy. Patient should completed adjuvant therapy according to conditions, including adjuvant radiotherapy, neoadjuvant or adjuvant chemotherapy.
  • Leukocyte ≥ 3*109/L; Platelets ≥ 75*109/L; Serum glutamate oxaloacetate(AST/SGOT) or serum glutamic-pyruvic transaminase(ALT/SGPT) <2.5 times of upper limit of normal (UNL) range Serum creatinine/blood urea nitrogen(BUN) ≤ upper limit of normal (UNL) range; Written informed consent according to the local ethics committee requirements.
  • Has Eastern Cooperative Oncology Group(ECOG) Performance Score 0-2;

Who cannot join

  • Histologically confirmed hormonal receptor negative.
  • Have received neoadjuvant/adjuvant endocrine therapy.
  • With metastatic tumor.
  • Family history of endometrial cancer or ovarian cancer or any other kind of gynecological malignant tumor.
  • Have already been detected of ovarian abnormality or endometrial thickening by transvaginal ultrasound.
  • With any of complications that will increase sex hormone level: pituitary adenoma,ovarian tumor, thymic cancer,etc.
Show all 12Show fewer
  • With any of complications that will decrease sex hormone level:hyperthyroidism,hypothyroidism,liver cirrhosis,severe malnutrition,Turner's syndrome,sex hormone synthetase deficiency, intracranial tumor, pituitary atrophy, etc.
  • Ovarian ablation or suppression
  • With severe non-malignant co-morbidity that will influence long-term follow up.
  • With severe hepatic dysfunction, Child-Pugh C.
  • With severe cardiac dysfunction, New York Heart Association (NYHA) grading III or worse.
  • Known severe hypersensitivity to any drugs in this study;

Trial locations and contacts

1 site in 1 country.

China1 site
  • Ruijin Hospital, Shanghai Jiaotong University School of Medicine

    Shanghai, Shanghai Municipality, 200025

Other trials in China

About this study

Official title: Safety of Toremifene and Tamoxifen Therapy in Premenopausal Patients With Operable Breast Cancer: A Randomized, Controlled, Prospective, Observational Study

To compare the safety of toremifene and tamoxifen therapy in premenopausal patients with operable breast cancer by monitoring gynecological abnormality,blood lipid level,hepatic abnormality,estrogen level and perimenopausal symptoms.

Conditions
Breast Cancer
Being tested
Toremifene, Tamoxifen
Keywords
operable, premenopausal, endocrine therapy, safety, tamoxifen, toremifene
Medical subject headings
Breast Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • ToremifeneDrug

    Also called Fareston

    patients will take toremifene 60 mg qd.

  • TamoxifenDrug

    patients will take tamoxifen 10 mg bid.

Study groups in NCT02344940
Study groupRoleWhat they receive
toremifeneExperimentalpatients who will be treated with toremifene.
Receives: Drug: Toremifene
tamoxifenActive comparatorpatients who will be treated with tamoxifen.
Receives: Drug: Tamoxifen

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. incidence of ovarian cyst

    Ovarian cyst is defined as a purely liquid-filled structure that was equal to or exceeded 2 cm in its largest diameter detected by transvaginal ultrasonography.Participants will be required to receive transvaginal ultrasonography every 3 months.

    Measured: participants will be followed during the first year of endocrine therapy

Secondary outcomes (6)
  1. incidence of endometrial thickening

    Endometrial thickness as measured with transvaginal ultrasonography is equal to or exceeded 8mm.Participants will be required to receive transvaginal ultrasonography every 3 months.

    Measured: participants will be followed during the first year of endocrine therapy

  2. change of female hormones

    Change of follicle stimulating hormone(FSH),luteinizing hormone(LH),estradiol(E2) as measured every 3 months

    Measured: participants will be followed during the first year of endocrine therapy

  3. change of blood lipid

    Change of blood lipid as measured every 3 months

    Measured: participants will be followed during the first year of endocrine therapy

  4. change of liver function

    change of blood lipid as measured every 3 months

    Measured: participants will be followed during the first year of endocrine therapy

  5. incidence of fatty liver

    Incidence of fatty liver as examined by liver ultrasound every 3 months.

    Measured: participants will be followed during the first year of endocrine therapy

  6. change of Kupperman index

    change of Kupperman index as measured every 3 months.

    Measured: participants will be followed during the first year of endocrine therapy

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted26 Jan 2015 (estimated)
  2. Study startDec 2014
  3. Primary completionAug 2018
  4. Study completionAug 2018

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 4
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
104 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02344940
Sponsor's protocol ID
RJBC1401
Acronym
TTOS
Status last verified
Sep 2019
First submitted
5 Jan 2015
Last updated
24 Sep 2019
Results posted
No
Data monitoring committee
Yes

Publications

  • Hong J, Huang J, Shen L, Zhu S, Gao W, Wu J, Huang O, He J, Zhu L, Chen W, Li Y, Chen X, Shen K. A prospective, randomized study of Toremifene vs. tamoxifen for the treatment of premenopausal breast cancer: safety and genital symptom analysis. BMC Cancer. 2020 Jul 16;20(1):663. doi: 10.1186/s12885-020-07156-x.

    PubMed 32677982

Questions about this trial

What is this clinical trial studying?

A Phase 4 study testing Toremifene and Tamoxifen in people with Breast Cancer, run by Shanghai Jiao Tong University School of Medicine at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 24 Sep 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 4 studies take place after a treatment is approved, to learn more about its long-term benefits and risks in everyday use.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

incidence of ovarian cyst (time frame: participants will be followed during the first year of endocrine therapy). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02344940, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 24 Sep 2019.

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