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Vasomotor SymptomsPhase 2NCT02653417

Study to Evaluate the Safety and Efficacy of RAD1901 in Postmenopausal Women With Moderate to Severe Vasomotor Symptoms

A Phase 2 study testing RAD1901 in people with Vasomotor Symptoms and Hot Flashes, run by Radius Pharmaceuticals, Inc. at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The primary objective of this study was to determine the clinical safety of RAD1901 and to evaluate whether RAD1901 reduced the frequency and severity of moderate to severe vasomotor symptoms (VMS; "hot flashes") in postmenopausal women. Read more about this study

Who is it for?
Ages 40 to 65 years, women only
Conditions the study is for
Vasomotor Symptoms, Hot Flashes
What is being tested?
RAD1901
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
139 participants
Where
1 siteUnited States
Study dates
Dec 2015to 1 May 2018
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 40 to 65 years
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • To have participated in this study, a subject MUST:
  • be a postmenopausal woman between 40 and 65 years of age, inclusive
  • be seeking relief or treatment for moderate to severe VMS
  • be willing to discontinue and abstain from the following: vaginal hormonal products; transdermal or oral estrogen or estrogen/progestin combination; progestin implants; injectable estrogen; topical progesterone cream, selective estrogen receptor modulators and intrauterine devices (IUDs)
  • have no clinically significant abnormalities on pelvic exam except for vulvovaginal atrophy (VVA)
  • have a normal or clinically insignificant transvaginal ultrasound (TVU) with an endometrial thickness <4 mm at screening
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  • have a normal endometrial biopsy subsequent to the TVU without clinically relevant results
  • have a normal screening Papanicolaou (Pap) smear
  • have a mammogram within 9 months prior to randomization. Subjects must have had a Breast Imaging Reporting and Data System (BI-RADS) mammography result of 1 or 2 to enroll.

Who cannot join

  • Subjects with any of the following characteristics were not be eligible to participate in the study:
  • have a history of invasive breast cancer or ductal carcinoma in situ, melanoma or any gynecologic cancer.
  • using any of the following:
  • oral estrogen-, progestin-, androgen-, or selective estrogen receptor modulator (SERM) containing drug products within 8 weeks before screening (visit 1)
  • transdermal hormone products within 4 weeks before screening (visit 1)
  • vaginal hormone products (rings, creams, gels) within 4 weeks before screening (visit 1)
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  • progestin implants/injectables, IUDs or estrogen pellets/injectables within 6 months before screening (visit 1)
  • anabolic steroids
  • have been treated with a gonadotropin-releasing hormone (GnRH) agonist within the last year
  • have been treated with anti-estrogens or aromatase inhibitors within 2 months prior to study entry
  • have been concurrently treated and will abstain from gabapentin and paroxetine or serotonin and norepinephrine reuptake inhibitors (SNRIs) for VMS or other indications for 3 months during the trial and have not taken within 4 weeks prior to screening
  • have unexplained vaginal bleeding within the 3 months prior to study entry
  • have an endometrial biopsy at baseline with a diagnosis by a gynecologic pathologist of proliferative, hyperplasia, polyp or cancer
  • have unresolved cervical cytological smear report of atypical glandular or squamous cells of undetermined significance. Cervical cytologic smear report of ASCUS, low grade squamous intraepithelial lesion or greater, or any reported dysplasia
  • have unresolved findings suspicious for malignancy on the breast examination

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Women's Health Care Specialists P.C. - Beyer Research

    Kalamazoo, Michigan, 49009

Other trials in United States

About this study

Official title: A Randomized, Double-Blind, Placebo-Controlled, Dose Ranging Study to Evaluate the Safety and Efficacy of RAD1901 in Postmenopausal Women With Moderate to Severe Vasomotor Symptoms

The primary objective of this study was to determine the clinical safety of RAD1901 and to evaluate whether RAD1901 reduced the frequency and severity of moderate to severe vasomotor symptoms (VMS; "hot flashes") in postmenopausal women.

Read the detailed description

This was a Phase 2b outpatient, prospective, multicenter, double-blind, randomized, placebo-controlled study to determine whether elacestrant reduces the frequency and severity of vasomotor symptoms (VMS; "hot flashes") in postmenopausal women with moderate to severe hot flashes. Postmenopausal women who met study criteria were followed for 12 weeks on double-blind study medication and two weeks off study medication.

Treatment was randomized 1:1:1:1 to ensure that an approximately equal number of patients were exposed to each of three RAD1901 (elacestrant) doses (5, 10 and 20 mg/day) or placebo. The total period of placebo exposure was 14 weeks.

Enrolling approximately 300 patients was expected to provide power for testing superiority of the primary efficacy endpoint outcomes.

Being tested
RAD1901, Placebo
Medical subject headings
Hot Flashes

What participants receive

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

  • RAD1901Drug

    Also called Elacestrant

    RAD1901

  • PlaceboOther

    Placebo

Study groups in NCT02653417
Study groupRoleWhat they receive
Regimen 1ExperimentalRAD1901 5 mg/day
Receives: Drug: RAD1901
Regimen 2ExperimentalRAD1901 10 mg/day
Receives: Drug: RAD1901
Regimen 3ExperimentalRAD1901 20 mg/day
Receives: Drug: RAD1901
Regimen 4Placebo comparatorPlacebo
Receives: Other: Placebo

What is being measured

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

  1. Change From Baseline to Week 12 in the Frequency of Moderate to Severe Hot Flashes

    Change from baseline to week 12 in the average number of moderate and severe hot flashes per day, where change is calculated as week 12 minus baseline so that negative values indicate a reduction (improvement) of hot flash frequency.

    Severity of hot flashes was self-assessed and reported as follows:

    • Mild: sensation of heat without sweating
    • Moderate: sensation of heat with sweating, able to continue activity
    • Severe: sensation of heat with sweating, causing cessation of activity.

    Measured: Baseline and 12 weeks

Secondary outcomes (3)
  1. Change From Baseline to Week 4 in the Frequency of Moderate to Severe Hot Flashes

    Change from baseline to week 4 in the average number of moderate and severe hot flashes per day, where change is calculated as week 4 minus baseline so that negative values indicate a reduction (improvement) of hot flash frequency.

    Measured: Baseline and 4 weeks

  2. Change From Baseline to Week 4 and Week 12 in the Severity of Hot Flashes

    Change from baseline to week 4 and week 12 in the average daily severity of hot flashes, where change is calculated as week 4 or week 12 minus baseline so that negative values indicate a reduction (improvement) of hot flash severity.

    Subjects recorded the number of hot flashes per day using an electronic diary. Daily severity score for hot flashes for each subject was calculated as the sum of the number of mild hot flashes, plus 2 times the number of moderate hot flashes, plus 3 times the number of severe hot flashes, divided by the total number of mild, moderate, and severe hot flashes. That is,

    Daily Severity Score = (Fmild + 2•Fmod + 3•Fsev)/(Fmild + Fmod + Fsev) where Fmild= frequency of mild hot flashes, Fmod = frequency of moderate hot flashes, Fsev = frequency of severe hot flashes.

    The measure is a weighted average of the frequencies of Hot Flashes.

    Measured: Baseline, 4 weeks, and 12 weeks

  3. Change From Baseline to Week 4 and Week 12 in the Frequency of All Hot Flashes

    Change from baseline to week 4 and week 12 in the average number of all hot flashes (mild, moderate, and severe) by eDiary, where change is calculated as week 4 or week 12 minus baseline so that negative values indicate a reduction (improvement) of hot flash frequency.

    Measured: Baseline, 4 weeks, and 12 weeks

Timeline

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

  1. First posted12 Jan 2016 (estimated)
  2. Study startDec 2015
  3. Primary completion12 Dec 2016
  4. Study completion1 May 2018

Why it stopped: Sponsor's Decision

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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
139 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02653417
Sponsor's protocol ID
VMRAD1901-203
Status last verified
Mar 2019
First submitted
8 Jan 2016
Last updated
13 Mar 2019
Data monitoring committee
No
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing RAD1901 in people with Vasomotor Symptoms and Hot Flashes, run by Radius Pharmaceuticals, Inc. at 1 site in United States.

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 9 inclusion and 15 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: stopped early, as of the sponsor's last update on 13 Mar 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 United States. 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. Some participants in this study may receive a placebo. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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

Are results available for this study?

Yes. Results are posted in the registry (first posted 13 Mar 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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?

Change From Baseline to Week 12 in the Frequency of Moderate to Severe Hot Flashes (time frame: Baseline and 12 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 13 Mar 2019.

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