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Trial · NCT00285857

Phase 2 Study of Lovastatin as Breast Cancer Chemoprevention

NCT00285857, Phase 2, Terminated, Stanford University; results first posted 2017-03-09

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Phase 2 Study of Lovastatin as Breast Cancer Chemoprevention. Trials, record NCT00285857. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00285857

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Phase 2 Study of Lovastatin as Breast Cancer Chemoprevention
NCT number
NCT00285857
Status
Terminated
Phases
Phase 2
Enrollment
30 participants, actual
Lead sponsor
Stanford University
Conditions
Breast Cancer
Interventions
Lovastatin
First posted
2006-02-02
Last updated
2017-03-09
Results first posted
2017-03-09

Source ClinicalTrials.gov

Registered outcomes4

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryChange in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/Day6 months
Assessed on that basis of pre- and post-treatment evaluation with RPFNA (random periareolar fine needle aspiration). All subjects received a prescription for lovastatin 80 mg/day, to be taken as 40 mg twice-a-day. Cytology was qualitatively and quantitatively, using the Masood semiquantitative scale to assign a number to each specimen, with higher numbers indicating increasing degrees of abnormality, as follows: 06-10 Non-proliferative breast disease (NPBD) 11-14 Proliferative breast disease without atypia (PBD-A) 15-18 Proliferative breast disease with atypia (PBD+A) 19-24 Carcinoma in situ and invasive cancer (CIS/IC) If no cells could be obtained after multiple RPFNA attempts, the classification was acellular. Change from NPBD to PBD-A was considered Unfavorable. Change from NPBD to Acellular was considered Equivocal. Change from PBD-A to NPBD was considered Favorable.
SecondaryChange in Mammographic Density Before and After Treatment With Lovastatin 80 mg/Day6 months
Bilateral mammography was performed at study entry (before lovastatin therapy) and at study conclusion (after lovastatin therapy) . Mammograms were assessed for a decline in mean breast density, using the American College of Radiology Breast Imaging Reporting and Data System (BI-RAD) composition system for mammographic density assessment. Category 0 Need additional imaging evaluation 1. Negative 2. Benign 3. Probably benign 4. Suspicious abnormality 5. Highly suggestive of malignancy 6. Known biopsy-proven malignancy
SecondaryChange in Total Cholesterol After Treatment With Lovastatin 80 mg/Day6 months
SecondaryChange in Low Density Lipoprotein (LDL) After Treatment With Lovastatin 80 mg/Day6 months

Outcomes4

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/Day6 months
Participants either at least one of the following:~* Deleterious germline mutation in BRCA1, BRCA2, CDH1, or TP53~* Lifetime breast cancer risk of breast cancer of 20 % as estimated by the Claus model~* Personal history of estrogen receptor andprogesterone receptor-negative breast cancer.
participantsNUMBER
SECONDARYChange in Mammographic Density Before and After Treatment With Lovastatin 80 mg/Day6 monthsOutcome reported as the change in mean mammographic density with standard deviation (SD) of the post-treatment measurements.BI-RADSMEAN
SECONDARYChange in Total Cholesterol After Treatment With Lovastatin 80 mg/Day6 monthsmg/dLMEAN
SECONDARYChange in Low Density Lipoprotein (LDL) After Treatment With Lovastatin 80 mg/Day6 monthsChange in mean of LDL level, with standard deviation of the values atmg/dLMEAN

Results by group18

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Non-proliferative Breast Disease (NPBD)Post-treatment NPBD8participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Proliferative Breast Disease Without Atypia (PBD-A)Post-treatment NPBD5participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Biopsy AcellularPost-treatment NPBD1participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Non-proliferative Breast Disease (NPBD)Post-treatment PBD-A2participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Proliferative Breast Disease Without Atypia (PBD-A)Post-treatment PBD-A7participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Biopsy AcellularPost-treatment PBD-A0participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Non-proliferative Breast Disease (NPBD)Post-treatment PBD+A0participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Proliferative Breast Disease Without Atypia (PBD-A)Post-treatment PBD+A0participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Biopsy AcellularPost-treatment PBD+A0participants
Change in the Incidence of Abnormal Breast Duct Cytology After Treatment With Lovastatin 80 mg/DayBaseline Non-proliferative Breast Disease (NPBD)Post-treatment CIS/IC0participants

Participant flow3

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDLovastatin 80 mg/Day30
Overall StudyCOMPLETEDLovastatin 80 mg/Day26
Overall StudyNOT COMPLETEDLovastatin 80 mg/Day4

Adverse events3

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherMyalgiaMusculoskeletal and connective tissue disordersLovastatin1301
otherArthralgiaMusculoskeletal and connective tissue disordersLovastatin1301
otherDyspepsiaGastrointestinal disordersLovastatin1301

Adverse event totals3

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityLovastatin
Total, other adverse eventsLovastatin330
Total, serious adverse eventsLovastatin030

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMIDListed as
24166281RESULT

Source PubMed

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT00285857

GET https://conductscience.org/api/trials/v1/NCT00285857/registered