Clinical trial NCT01087710: Effect of Medical Food on Reducing Asthma Symptoms in Asthmatic Children
Official title: Effect of Novel Medical Food on Reducing the Frequency and Severity of Asthma Symptoms and Airway Hyper-responsiveness in Children With Mild to Moderate Persistent Asthma
Study type: INTERVENTIONAL
Overall status: COMPLETED
Phase: PHASE2
Conditions: Asthma
Lead sponsor: Abbott Nutrition
Sponsor class: INDUSTRY
First posted: 2010-03-16
Enrollment: 43
Sex: ALL
Minimum age (years): 6
Maximum age (years): 14
Standard ages: CHILD
Accepts healthy volunteers: no
Allocation: RANDOMIZED
Intervention model: PARALLEL
Primary purpose: TREATMENT

Brief summary: To determine the effect of medical food on reducing asthma symptoms in asthmatic children.


Eligibility criteria: Inclusion Criteria:

* Male and female children who have had mild to moderate persistent asthma for at least 1 year and are between 6 and 14 years of age, and not currently being treated with steroids are eligible.

Each subject also has to have:

* Subject is off of controller therapy 4 wks preceding visit 1.
* Mild to moderate persistent asthma
* Methacholine responsiveness with an FEV1 PC20
* Able to perform reproducible spirometry
* Verbal assent in addition to consent
* History of prior clinical varicella or varicella vaccine.
* Nonsmoker in past year.

Exclusion Criteria:

* Asthma symptoms and/or albuterol use consistent with severe persistent asthma during the run-in period.
* Subject with FEV1 \< 80% predicted at visit 1 or FEV1 \< 70% predicted at visit 2.
* Two or more hospitalizations for asthma in the past year.
* Subject has received oral, nasal, inhaled, or IM corticosteroids during the preceding month.
* Subject has received leukotriene modifiers, theophylline derivatives, or mast cell stabilizers for asthma within 4 weeks before visit 1
* Subject is receiving one or more of the following medications:

  * Astemizole prior to 3 months of visit 1
  * Oral, inhaled or parenteral corticosteroids prior to 4 weeks of visit 1
  * Cromolyn, antimuscarinics, cimetidine, metoclopramide, phenobarbital, phenytion, terfenadine, loratadine, or anticholingeric agents prior to 2 weeks of visit 1.
  * Theophylline prior to 4 weeks of visit 1
* Subject with active upper respiratory tract infection prior to 4 weeks before visit 1
* Subject with acute sinus disease requiring antibiotic treatment within 1 week before visit
* Subject with an emergency department treatment for asthma within 1 month, prior intubation for asthma, or hospitalization for asthma within 3 months
* Subject has known bleeding disorder and/or is on medication known to have significant anticoagulant effects.
* Subject has known hypersensitivity to any of the ingredients
* Subject is taking either pill, powder, or liquid forms of nutritional and/or health food supplements within the past 4 weeks prior to visit
* Subject unable to tolerate or unwilling to take the full dose of the nutritional study formulas
* Cystic fibrosis or any other chronic lung disease other than asthma.
* Subject having gastroesophogeal reflux undergoing medical treatment
* Significant medical illness other than asthma that could require oral corticosteroids during the study.
* Subject is receiving allergen hyposensitization therapy other than an established maintenance regimen
* Subject has received IV globulins or immunosuppressants.
* Subject is known to be human immunodeficiency virus (HIV) positive.
* Pregnancy or lactation.
* If of child bearing potential, failure to practice abstinence or use of an acceptable birth control method.
* Subject is morbidly obese

Primary outcomes:
measure: asthma free days
timeFrame: 12 weeks
Secondary outcomes:
measure: reduction of airway hyper-responsiveness
timeFrame: 12 weeks
measure: time to the first asthma exacerbation
timeFrame: 12 weeks
measure: respiratory function (spirometry)
timeFrame: 12 weeks
measure: need for rescue for exacerbations of asthma symptoms.
timeFrame: 12 weeks
Other outcomes:
Locations:
city: Denver
country: United States
facility: National Jewish Health
state: Colorado
Study officials:
affiliation: Abbott Nutrition
name: Stehen DeMichele, PhD
role: STUDY_CHAIR
References:
citation: Covar R, Gleason M, Macomber B, Stewart L, Szefler P, Engelhardt K, Murphy J, Liu A, Wood S, DeMichele S, Gelfand EW, Szefler SJ. Impact of a novel nutritional formula on asthma control and biomarkers of allergic airway inflammation in children. Clin Exp Allergy. 2010 Aug;40(8):1163-74. doi: 10.1111/j.1365-2222.2010.03523.x. Epub 2010 Jun 7.