Please select the eligibility criteria that correspond to the clinical trial below.
Title: Efficacy and Safety of Symbicort ®Turbuhaler® 160/4.5 µg/Inhalation, Two Inhalations Twice Daily Plus As-needed Compared With Seretide™ Diskus™ 50/500 µg/Inhalation, One Inhalation Twice Daily Plus Terbutaline Turbuhaler 0.4 mg/Inhalation As-needed - a 6-month, Randomised, Double-blind, Parallel-group, Active Controlled, Multinational Phase IIIB Study in Adult and Adolescent Patients With Persistent Asthma (AHEAD).
Brief Summary: The purpose of this study is to compare the efficacy and safety of a variable dose of Symbicort with a high fixed maintenance dose of another asthma medication, Seretide, in the treatment of asthma.


Options:
A: 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
B: Inclusion Criteria:

* Diagnosed with asthma since at least 6 months prior to first visit
* Prescribed daily use of glucocorticosteroids for at least 3 months prior to first visit
* At least one asthma exacerbation more than one but less than twelve months prior to first visit

Exclusion Criteria:

* Respiratory infection affecting asthma within 30 days before first visit
* Use of oral, rectal, or parenteral glucocorticosteroids for within 30 days before first visit
* Any significant disease or disorder that may jeopardize the safety of the patient

Additional inclusion and exclusion criteria will be evaluated by the Investigator.
C: Inclusion Criteria:

* Diagnosis of asthma \< 3 months
* Prescribed daily use of glucocorticosteroids for at least 3 months prior to Visit 1

Exclusion Criteria:

* Smoking history \> 10 pack-years
* Asthma exacerbation requiring change in asthma treatment during the last 14 days prior to inclusion
* Any significant disease or disorder that my jeopardize the safety of the patient.

Additional inclusion and exclusion criteria will be evaluated by the investigator.
D: Inclusion Criteria for BASALT and TALC Studies:

* Clinical history consistent with asthma
* Forced expiratory volume in one second (FEV1) greater than 40% of predicted value
* Asthma confirmed by one of the following two criteria:

  1. Beta-agonist reversibility to 4 puffs albuterol of at least 12% OR
  2. Methacholine provocative concentration at 20% (PC20) FEV1 of 8 milligrams per millimeter (mg/mL) or less when not on an inhaled corticosteroid, or 16 mg/mL or less when on an inhaled corticosteroid
* Need for daily controller therapy (i.e., inhaled corticosteroids, leukotriene modifiers, and/or long-acting beta-agonists) based on one or more of the following criteria:

  1. Received prescription for or used asthma controller within the 12 months prior to study entry OR
  2. Experienced symptoms for more than twice a week and not on asthma controller
* If on inhaled steroids (any drug at any dose not exceeding the equivalent of 1000 micrograms (mcg) of fluticasone daily), participant must have been on a stable dose for at least 2 weeks prior to study entry
* Non-smoker (i.e., total lifetime smoking history less than 10 pack-years; no smoking for at least 1 year prior to study entry)
* Willing to use an effective form of birth control throughout the study

Inclusion Criteria for BASALT Study:

* Ability to measure peak expiratory flow (PEF) each morning using the electronic peak flow meter (EPFM) device and to accurately transcribe the PEF measurements onto the diary cards at least 75% of the time during the last 2 weeks of the adherence testing period
* 75% compliance with recording peak flow measurements and symptoms in a symptom diary during the last 2 weeks of the adherence testing period
* Ability to take Inhalers A, B, and C at least 75% of scheduled doses; 75% compliance per inhaler is required
* No treatment failure (includes significant asthma exacerbation) within the last 4 weeks

Exclusion Criteria for BASALT and TALC Studies:

* Lung disease other than asthma, including chronic obstructive pulmonary disease (COPD) and chronic bronchitis
* Established or suspected diagnosis of vocal cord dysfunction
* Significant medical illness other than asthma
* History of respiratory tract infection within the 4 weeks prior to study entry
* History of a significant exacerbation of asthma within the 4 weeks prior to study entry
* History of life-threatening asthma requiring treatment with intubation and mechanical ventilation in the 5 years prior to study entry
* Hyposensitization therapy other than an established maintenance regimen
* Inability to coordinate use of the delivery devices used in the study, based on the opinion of the investigator or clinical coordinator
* Pregnant

Exclusion Criteria for BASALT Study:

* Inability to coordinate use of the medication delivery devices used in the study, based on the opinion of the investigator or clinical coordinator

Answer: B