Status:

COMPLETED

Effects of an Antioxidant-Enriched Multivitamin Supplement on Inflammation and Oxidative Stress in Cystic Fibrosis

Lead Sponsor:

University of Colorado, Denver

Collaborating Sponsors:

Cystic Fibrosis Foundation

Yasoo Health

Conditions:

Cystic Fibrosis

Eligibility:

All Genders

10+ years

Phase:

PHASE2

Brief Summary

The purpose of this study will be to evaluate the effects of a modified formulation of AquADEKs (AquADEKs-2) on markers of inflammation, antioxidant levels and oxidative stress. Cystic Fibrosis (CF) ...

Eligibility Criteria

Inclusion

  • Male or female ≥10 years of age
  • Documentation of a Cystic Fibrosis (CF) diagnosis as evidenced by 1 or more clinical features consistent with the CF phenotype and 1 or more of the following criteria:
  • Sweat chloride equal to or greater than 60 milliequivalent (mEq/L) by quantitative pilocarpine iontophoresis test (QPIT)
  • 2 well-characterized mutations in the cystic fibrosis transmembrane conductance regulator (CFTR) gene
  • Pancreatic insufficiency documented by having a spot fecal elastase-1 (FE-1) ≤ 100μg/g in a stool sample done either historically or at the screening visit
  • Clinically stable with no significant changes in health status within 2 weeks prior to randomization
  • Forced expiratory volume over one second (FEV1) ≥ 40 and ≤ 100% of predicted for age based on the Wang (males \< 18 years,females \< 16 years) or Hankinson (males ≥ 18 years, females ≥ 16 years) standardized equations at the screening visit
  • Weight ≥ 30 kg at the screening visit
  • Able to perform repeatable, consistent efforts in pulmonary function testing
  • Able to tolerate sputum induction with 3% hypertonic saline and to expectorate with induction
  • Written informed consent (and assent when applicable) obtained from subject or subject's legal representative
  • Ability to swallow softgel capsules

Exclusion

  • Subjects being treated with ivacaftor (Kalydeco™)
  • Liver enzymes aspartate aminotransferase (AST), alanine aminotransferase (ALT), or gamma-glutamyl transferase (GGT) \> 3 times the upper limits of normal at the screening visit
  • Use of antibiotics (oral, iv, and/or inhaled) for acute respiratory symptoms within 2 weeks prior to randomization
  • Active treatment for allergic bronchopulmonary aspergillosis (ABPA)
  • Current use of oral corticosteroids in doses exceeding the equivalent of 10 mg prednisone/day or 20 mg prednisone every other day
  • Active treatment for nontuberculous mycobacterial (NTM) infection
  • Initiation of any new chronic therapy (e.g., ibuprofen, Pulmozyme®, hypertonic saline,azithromycin,Tobramycin Inhalation solution (TOBI®), Cayston® within 8 weeks prior to randomization
  • Unwilling to discontinue current oral vitamin and antioxidant supplementation (e.g.,AquADEKs®, another source of β-carotene, vitamin A, vitamin E or tocopherols,vitamins D or K, n-acetylcysteine, glutathione, CoQ10, other over-the-counter antioxidant) for the duration of the study
  • Use of vitamins (other than control vitamin) or antioxidants within 4 weeks prior to randomization
  • Daily use of \> 2 cans of Boost or Pulmocare dietary supplement formulas
  • Known hypersensitivity to oral AquADEKs®
  • For women of child bearing potential:
  • positive pregnancy test at Visit 1 or at Visit 2, or
  • lactating or
  • unwilling to practice a medically acceptable form of contraception (acceptable forms of contraception: abstinence, hormonal birth control, intrauterine device, or barrier method plus a spermicidal agent)
  • Subject unlikely to complete the study as determined by the Investigator
  • Any condition that the Investigator believes would interfere with the intent of this study or would make participation not in the best interest of the subject
  • Use of investigational therapies within 4 weeks prior to randomization
  • Current tobacco smoker
  • Current use of anticoagulant medications
  • Severe malnutrition based either on having a BMI less than the 5th percentile for subjects \< 18 years of age or a body mass index (BMI) less than 18 kg/m2 for subjects \> 18 years of age.
  • Subjects with poorly controlled CF-related diabetes on active insulin therapy, defined as having a Glycosylated Hemoglobin (HgbA1c) ≥ 7.5% at the most recent historic evaluation of HgbA1c

Key Trial Info

Start Date :

June 1 2013

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

July 1 2016

Estimated Enrollment :

73 Patients enrolled

Trial Details

Trial ID

NCT01859390

Start Date

June 1 2013

End Date

July 1 2016

Last Update

July 14 2017

Active Locations (15)

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Page 1 of 4 (15 locations)

1

University Medical Center

Tucson, Arizona, United States, 85724

2

Children's Hospital Colorado

Aurora, Colorado, United States, 80045

3

The Nemours Children's Clinic

Orlando, Florida, United States, 32806

4

Children's Hospital of Michigan

Detroit, Michigan, United States, 48201