A Twelve Month Long Term Safety Study to Evaluate the Safety of Albuterol in a Dry Powder Inhaler With Both Repeated and as Needed Dosing
Asthma
About this trial
This is an interventional treatment trial for Asthma focused on measuring asthma, dry powder inhaler, short-acting beta2-agonist, SABA, bronchoconstriction, bronchodilation, bronchodilator, metered dose inhaler
Eligibility Criteria
Inclusion Criteria:
- Documented history of persistent asthma with rescue use of albuterol on average of at least once/ week over the 4-weeks prior to screening.
- Female subjects who are of childbearing potential (as judged by the investigator) must be currently using and willing to continue to use a medically reliable method of contraception for the entire study duration
- General good health
- Capable of understanding the requirements, risks, and benefits of study participation
- Non-smoker for at least one year prior to the screening visit and a maximum pack-year smoking history of 10 years
- Other criteria apply
Exclusion Criteria:
- Pregnancy, nursing, or plans to become pregnant or donate gametes (ova or sperm) for in vitro fertilization during the study period or for 30 days following the subject's last study related visit
- Participation in any investigational drug trial within 30 days preceding the screening visit
- A known hypersensitivity to albuterol or any of the excipients in the formulations.
- History of severe milk protein allergy
- History of a respiratory infection or disorder (including, but not limited to bronchitis, pneumonia, acute or chronic sinusitis, otitis media, influenza, etc) which is not resolved within 1 week prior to the Screening Visit.
- Use of any protocol prohibited concomitant medications for asthma or any protocol prohibited concomitant non-asthma medications
- Inability to tolerate or unwillingness to comply with the protocol requirements.
- History of life-threatening asthma
- Any asthma exacerbation within 3 months of the Screening Visit requiring oral or systemic corticosteroids
- History of life-threatening asthma
- Other criteria apply
Sites / Locations
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
- Teva Clinical Study Site
Arms of the Study
Arm 1
Arm 2
Experimental
Placebo Comparator
Albuterol Spiromax
Placebo Spiromax
Albuterol multi-dose dry powder inhaler (Spiromax) at a dose of 720 micrograms per day administered as 2 inhalations of 90 mcg /inhalation four times a day for the 12 week double-blind period. Participants then continue into the 40 week open-label period in which they take albuterol multi-dose dry powder inhaler (Spiromax) inhalations of 90 mcg /inhalation as required (PRN).
Placebo delivered using a multi-dose dry powder inhaler (Spiromax) as 2 inhalations four times a day for the 12 week double-blind period. Participants then continue into the 40 week open-label period in which they administer albuterol multi-dose dry powder inhaler (Spiromax) inhalations of 90 mcg /inhalation as required (PRN).