A Study of the Effects of Erythromycin on the Pharmacokinetics of Relugolix, Estradiol, and Norethindrone in Healthy Postmenopausal Women and on the Pharmacokinetics of Relugolix in Healthy Adult Men
Public ClinicalTrials.gov record NCT04714554. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Two-Part, Open-Label, Fixed-Sequence, Two-Period Crossover Study to Assess the Effects of Erythromycin on the Pharmacokinetics of Relugolix, Estradiol, and Norethindrone After Administration of the Relugolix/Estradiol/Norethindrone Acetate Fixed-Dose Combination Tablet in Healthy Postmenopausal Women and on the Pharmacokinetics of Relugolix After Administration of a Single 120-mg Dose in Healthy Adult Men
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a two-part, open-label, fixed-sequence, two-period crossover drug interaction study to assess the potential effects of erythromycin on the pharmacokinetics of relugolix, estradiol (E2), and norethindrone (NET) in healthy postmenopausal women (Part 1) and the pharmacokinetics of relugolix in healthy adult men (Part 2).
Study identification
- NCT ID
- NCT04714554
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Enrollment
- 43 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 65 Years
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Jan 5, 2021
- Primary completion
- Mar 28, 2021
- Completion
- Mar 28, 2021
- Last update posted
- Aug 31, 2021
2021
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Clinical Pharmacology of Miami, An Evolution Research Group Portfolio Company | Hialeah | Florida | 33014 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT04714554, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Aug 31, 2021 · Synced Sep 2, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04714554 live on ClinicalTrials.gov.