Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT05497557 · ClinicalTrials.gov registry record · Phase 1

A Study to Evaluate the Impact of Omeprazole on the Pharmacokinetics of Sotorasib Co-administered With an Acidic Beverage in Healthy Volunteers

A Phase 1 study of Healthy Volunteers, sponsored by Amgen.

Completed
Registry status
Phase 1
Development phase
16
Enrollment target
1
Study location

NCT05497557: Completed Phase 1 study of Healthy Volunteers, sponsored by Amgen.

NCT05497557 is a Phase 1 study of Healthy Volunteers that has completed, run by Amgen. The registered enrollment target is 16 participants, below the 482-participant average among 283 other Healthy Volunteers trials with a reported enrollment target (97% lower). The trial reports 1 study location across 1 state. According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT05497557, a Phase 1 study of Healthy Volunteers, has completed, sponsored by Amgen.

COMPLETED
Registry status
Phase 1
Development phase
16 participants
Enrollment target
1
Study location

Study Summary

The primary objective of the study is to evaluate the effects of omeprazole (a proton-pump inhibitor) and an acidic beverage (Coca-Cola) on sotorasib pharmacokinetics (PK) when administered orally in healthy volunteers.

Conditions Studied

Interventions

  • DRUG Sotorasib
  • DRUG Omeprazole

Study Locations (1)

Texas

  • Labcorp Clinical Research Unit Inc. - Dallas

Trial Details

FieldValue
Enrollment Target 16 participants
Start Date 2022-07-14
Est. Completion 2022-09-08
Phase Phase 1
Amgen

558 total trials

What the finished NCT05497557 record still lists

NCT05497557 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 16 participants, a relatively small participant target, below the 482-participant average among 283 other Healthy Volunteers trials with a reported enrollment target (97% lower).

The record links to 1 condition, with Healthy Volunteers appearing as the primary indexed condition, and to 2 interventions - of which Sotorasib is the first listed.

NCT05497557 reports a single indexed study location in Texas.

Frequently Asked Questions

What is clinical trial NCT05497557 about?

NCT05497557 is a clinical study titled "A Study to Evaluate the Impact of Omeprazole on the Pharmacokinetics of Sotorasib Co-administered With an Acidic Beverage in Healthy Volunteers". The primary objective of the study is to evaluate the effects of omeprazole (a proton-pump inhibitor) and an acidic beverage (Coca-Cola) on sotorasib pharmacokinetics (PK) when administered orally in healthy volunteers.

What is the current status of trial NCT05497557?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 16 participants. The study started on 2022-07-14. Estimated completion is 2022-09-08.

What conditions does trial NCT05497557 study?

This clinical trial studies the following conditions: Healthy Volunteers.

What interventions are being tested in trial NCT05497557?

The interventions under investigation include: Sotorasib (DRUG), Omeprazole (DRUG).

Who is sponsoring clinical trial NCT05497557?

This trial is sponsored by Amgen, which has 558 total clinical trials registered on ClinicalTrials.gov.

Where is trial NCT05497557 being conducted?

This trial has 1 study location across Texas. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Similar trials for Healthy Volunteers

Matched on the same primary condition, ranked to surface studies in the same phase first, then by recruiting status, no relevance scoring or editorial curation.

Where NCT05497557's enrollment target sits among peer trials

16 235th of 283 higher than 42 of 283 other Healthy Volunteers trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Healthy Volunteers trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT02422641 · 16 participants · Phase 2

    Prospective Evaluation Of High-Dose Systemic Methotrexate In Patients With Breast Cancer And Leptomeningeal Metastasis

  • NCT02851758 · 16 participants · NA

    Transplantation of Autologously Derived Mitochondria Following Ischemia

  • NCT03291028 · 16 participants

    Analysis of Primary and Metastatic Tumors in Patients With Renal Cell Carcinoma and Urothelial Carcinoma

  • NCT03425526 · 16 participants · Phase 1

    Donor T Cell Therapy in Treating Immunocompromised Patients With Adenovirus-Related Disease

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT05497557, the US trial registry maintained by the National Library of Medicine. NCT05497557 (small enrollment · single site footprint · completed) retrieved and formatted by PlainTrial, see methodology.