Recruiting OBSERVATIONAL NCT04114084

Sleep Apnea in Patients With MGUS and MM

Sponsor: Department of Health and Human Services

Conditions Monoclonal Gammopathy of Undetermined Significance Multiple Myeloma

Interventions Bone Marrow Aspirate and Biopsy

Updated 11 times since 2019 Last updated: Nov 5, 2025 Started: May 23, 2019 Primary completion: May 23, 2030 Completion: May 23, 2030

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A observational or N/A phase clinical study on Monoclonal Gammopathy of Undetermined Significance and Multiple Myeloma, this trial is actively recruiting participants. The trial is conducted by Department of Health and Human Services and has accumulated 11 data snapshots since 2019. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

11 versions recorded

Dec 2025 — Present [monthly]

Recruiting
Apr 2025 — Dec 2025 [monthly]

Recruiting
Dec 2024 — Apr 2025 [monthly]

Recruiting
Sep 2024 — Dec 2024 [monthly]

Recruiting
Jul 2024 — Sep 2024 [monthly]

Recruiting

▶ Show 6 earlier versions

Feb 2024 — Jul 2024 [monthly]

Recruiting
Sep 2022 — Feb 2024 [monthly]

Recruiting
Dec 2021 — Sep 2022 [monthly]

Recruiting
Jan 2021 — Dec 2021 [monthly]

Recruiting
Nov 2020 — Jan 2021 [monthly]

Recruiting
Nov 2019 — Nov 2020 [monthly]

Recruiting

First recorded

May 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Department of Health and Human Services
Michael Tomasson

Data source: University of Iowa

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Iowa City, United States