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Gastroesophageal Reflux DiseasePhase 1PAN01NCT02186652

PK Study With Pantoprazole in Obese Children and Adolescents

A Phase 1 study testing Pantoprazole in people with Gastroesophageal Reflux Disease, run by Phillip Brian Smith at 4 sites in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Multicenter, comparative single-dose pharmacokinetic (PK) study Read more about this study

Who is it for?
Ages 6 to 17 years
Conditions the study is for
Gastroesophageal Reflux Disease
What is being tested?
Pantoprazole
Could I receive a placebo?
No, everyone receives an active treatment
How many people
41 participants
Where
4 sitesUnited States
Study dates
4 Jun 2014to 13 Sep 2015
Phase
Phase 1
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 6 to 17 years
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Participant is between 6 and 17 (inclusive) years of age at the time of consent
  • BMI ≥95th percentile
  • Diagnosis of GERD established prior to 7 days before receipt of study drug dose defined as 1 or more of the following:
  • clinical symptoms consistent with GERD as determined by the investigator
  • a diagnosis of erosive esophagitis by endoscopy
  • esophageal biopsy with histopathology consistent with reflux esophagitis
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  • abnormal pH-metry consistent with reflux esophagitis
  • other test result consistent with GERD
  • Written informed consent from the parent or legally authorized representative/guardian and participant assent per local IRB recommendation of age-appropriate consent and assent requirements

Who cannot join

  • Use of pantoprazole, lansoprazole, omeprazole, esomeprazole or rabeprazole within 48 hours prior to dose of study drug
  • Use of fluoxetine, fluvoxamine, ketoconazole, ticlopidine, felbamate, topiramate, valproic acid, phenobarbital, carbamazepine, erythromycin, clarithromycin, grapefruit juice, verapamil, diltiazem, cimetidine, St. John's Wort, rifampin, rifapentine within seven days prior to dose of study drug
  • Consumption of food after midnight on the day of the baseline visit
  • Symptomatic asthma
  • Type I diabetes
  • History of adverse reaction to PPI
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  • Impaired hepatic activity as defined as any of the following: AST ≥150 IU/L, ALT ≥150 IU/L, total bilirubin ≥2.0 mg/dl, or alkaline phosphatase ≥600 IU/L
  • Serum creatinine ≥2.0 mg/dL
  • For females of childbearing potential, a positive pregnancy test result
  • Known infection with hepatitis B, C, or HIV
  • Any other condition that, in the opinion of the principal investigator, makes participation unadvised or unsafe.

Trial locations and contacts

4 sites in 1 country.

United States4 sites
  • East Carolina University

    Greenville, North Carolina, 27834

  • Children's Mercy Hospital

    Kansas City, Missouri, 64108

  • University of Arkansas

    Little Rock, Arkansas, 72202

  • University of Utah

    Salt Lake City, Utah, 84108

Other trials in United States

About this study

Official title: The Effect of Obesity on the Pharmacokinetics of Pantoprazole in Children and Adolescents

Multicenter, comparative single-dose pharmacokinetic (PK) study

Read the detailed description

Evaluate the pharmacokinetics of pantoprazole in obese children and adolescents with gastroesophageal reflux disease (GERD) following administration of an oral dose of pantoprazole.

Being tested
Pantoprazole
Keywords
obese, children, adolescents, GERD, pharmacokinetic
Medical subject headings
Gastroesophageal Reflux, Obesity

What participants receive

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

  • PantoprazoleDrug

Study groups in NCT02186652
Study groupRoleWhat they receive
PantoprazoleOtherNot described
Receives: Drug: Pantoprazole

What is being measured

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

  1. Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (Cmax).

    The pharmacokinetic blood samples will be 1.0 ml each and collected at pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, \& 8 hours after receiving one dose of Pantoprazole study drug. For those subjects with the poor metabolizer CYP2C19 genotype, an additional PK sample will be obtained at 12 hours after dosing. Here we report Cmax.

    Measured: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours

  2. Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (Tmax).

    The pharmacokinetic blood samples will be 1.0 ml each and collected at pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, \& 8 hours after receiving one dose of Pantoprazole study drug. For those subjects with the poor metabolizer CYP2C19 genotype, an additional PK sample will be obtained at 12 hours after dosing. Here we report Tmax.

    Measured: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours

  3. PK Sampling

    Total number of fresh plasma samples (all participants)

    Measured: Pre-dose (within 30 minutes), 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, and 8 hours (±10 minutes) after dosing

  4. Drug Concentration in Plasma Samples

    Concentration of panto in plasma and concentration of panto sulfone in plasma

    Measured: Pre-dose (within 30 minutes), 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, and 8 hours (±10 minutes) after dosing

  5. Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (AUC).

    The pharmacokinetic blood samples will be 1.0 ml each and collected at pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, \& 8 hours after receiving one dose of Pantoprazole study drug. For those subjects with the poor metabolizer CYP2C19 genotype, an additional PK sample will be obtained at 12 hours after dosing. Here we report AUC TBW.

    Measured: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours

  6. Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (AUC).

    The pharmacokinetic blood samples will be 1.0 ml each and collected at pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, \& 8 hours after receiving one dose of Pantoprazole study drug. For those subjects with the poor metabolizer CYP2C19 genotype, an additional PK sample will be obtained at 12 hours after dosing. Here we report AUC LBW.

    Measured: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours

  7. Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (CL/F).

    The pharmacokinetic blood samples will be 1.0 ml each and collected at pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, \& 8 hours after receiving one dose of Pantoprazole study drug. For those subjects with the poor metabolizer CYP2C19 genotype, an additional PK sample will be obtained at 12 hours after dosing. Here we report CL/F TBW.

    Measured: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours

  8. Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (Vd/F).

    The pharmacokinetic blood samples will be 1.0 ml each and collected at pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, \& 8 hours after receiving one dose of Pantoprazole study drug. For those subjects with the poor metabolizer CYP2C19 genotype, an additional PK sample will be obtained at 12 hours after dosing. Here we report Vd/F TBW.

    Measured: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours

  9. Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (Vd/F).

    The pharmacokinetic blood samples will be 1.0 ml each and collected at pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, \& 8 hours after receiving one dose of Pantoprazole study drug. For those subjects with the poor metabolizer CYP2C19 genotype, an additional PK sample will be obtained at 12 hours after dosing. Here we report Vd/F LBW.

    Measured: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours

Secondary outcomes (1)
  1. The CYP2C19 Genotype and Its Association With CYP2C19 Phenotype

    To examine the association of CYP2C19 genotype and its association with CYP2C19 phenotypes. To characterize the ability of the CYP2C19 genotype to predict pantoprazole plasma clearance, a correlation with CYP2C19 phenotype was explored using both standard linear and nonlinear regression techniques and their respective tests for significance and goodness of fit. In addition, the impact of all covariates on pantoprazole systemic exposure and apparent plasma clearance (e.g., demographic determinants of extent of obesity such as the waist:hip ratio, CYP2C19 genotype, BMI, and REE) was explored using validated population-based PK methods (NONMEM).

    Measured: 0, 1, 2, 3, 4, 6, 8, 12 hours post-dose

Timeline

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

  1. First posted10 Jul 2014 (estimated)
  2. Study start4 Jun 2014
  3. Primary completion13 Sep 2015
  4. Study completion13 Sep 2015

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 1
Primary purpose
Basic science
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
41 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02186652
Sponsor's protocol ID
Pro00048765
Acronym
PAN01
Status last verified
Sep 2019
First submitted
3 Jul 2014
Last updated
17 Sep 2019
Data monitoring committee
Yes

Publications

  • Shakhnovich V, Smith PB, Guptill JT, James LP, Collier DN, Wu H, Livingston CE, Zhao J, Kearns GL; Best Pharmaceuticals for Children Act - Pediatric Trials Network. Obese Children Require Lower Doses of Pantoprazole Than Nonobese Peers to Achieve Equal Systemic Drug Exposures. J Pediatr. 2018 Feb;193:102-108.e1. doi: 10.1016/j.jpeds.2017.10.011.

    PubMed 29389444

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Pantoprazole in people with Gastroesophageal Reflux Disease, run by Phillip Brian Smith at 4 sites 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 11 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: finished, as of the sponsor's last update on 17 Sep 2019. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites 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. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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 5 Aug 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?

Pharmacokinetic Analysis in Obese Children After One Single Oral Dose of Pantoprazole (Cmax). (time frame: pre-dose, 0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 6, & 8 hours). The study lists 9 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02186652, which also lists 1 linked publication.

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 17 Sep 2019; AzTrials last refreshed its copy on 7 Nov 2026.

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