Epilepsy Trial, Recruiting NCT04134754 Sponsor: University of Iowa Condition: Epilepsy
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Epilepsy Trial, Recruiting

NCT04134754
Recruiting Not Applicable

Who may be able to join

AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI

Who might be able to join this trial:

  • People who are between 18 and 99 years of age
  • People who have been diagnosed with epilepsy, or where epilepsy is suspected
  • People who have been admitted to an Epilepsy Monitoring Unit (EMU) for investigation of their episodes, or who are receiving care at the University of Iowa Health Care Epilepsy Clinic

Who may not be able to join:

  • People who have a history of heart, lung, or liver disease that is not well controlled
  • People who have a progressive or uncontrolled neurological condition that is not related to epilepsy
  • People who are currently using opioid medications
  • Women who could become pregnant and are either currently pregnant, or have been sexually active in the past 21 days without using a highly effective form of contraception, or have a positive pregnancy test
  • People who have another health condition that could affect the safety or practicality of the breathing test used in this trial (confirm with trial site)
  • People who are not able to make decisions for themselves and do not have a qualified representative who can act on their behalf

Important: Always verify eligibility with the trial site directly before applying.

Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.

This is a simplified plain English summary of the eligibility criteria. Full criteria are set by the trial investigators and may include additional requirements not shown here. Never self-exclude from a trial based on this summary. Contact the trial site directly to confirm your eligibility.
Last synced 19 July 2026
This study is not part of the standard drug-approval phase pathway (for example an observational, device, behavioural, or registry study), so a phase success rate does not apply.

Contact this trial

Principal Investigator: Brian Gehlbach, MD, University of Iowa

Phone: 319-356-4337

Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.

GP referral letter

Print a one-page summary to share with your doctor.

Trial details

Status
Recruiting
Phase
Not Applicable
Sponsor
University of Iowa
Registry
ClinicalTrials.gov
Start date
12 December 2019
Est. completion
1 October 2029

Where this trial is recruiting

🇺🇸 United States

Primary endpoints

Determine the correlation between baseline central CO2 chemosensitivity and the increase in transcutaneous CO2 levels after a seizure.; Determine the correlation between baseline central CO2 chemosensitivity and the duration of transcutaneous CO2 elevation above baseline after a seizure.; Effect of seizures on HCVR slope (liters/min/mm Hg); Determine the stability of the HCVR slope over time in patients with epilepsy. of the HCVR over time in patients with epilepsy

Can't join this trial?

Expanded access pathways

If this trial is not available to you, other access pathways may exist. In Australia, the TGA Special Access Scheme allows access to unapproved therapeutic goods for individual patients.

TGA Special Access Scheme information

Find other recruiting trials on ClinicalTrials.gov

Data last synced from ClinicalTrials.gov: 19 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.

Trial recruitment status can change without notice between our nightly data updates. Always contact the trial site directly to confirm current recruitment status before making any decisions or travel arrangements.

View original record on ClinicalTrials.gov