Ipratropium formulation for pulmonary inhalation
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United States of America Patent
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Sep 24, 2002
Grant Date -
N/A
app pub date -
Apr 23, 2001
filing date -
Apr 23, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Pharmaceutical aerosol formulations are provided comprising substantially nonacicular particles of a bronchodilator selected from the group consisting of ipratropium and pharmacologically acceptable salts, solvates, hydrates, esters and isomers thereof. The described formulations include a propellant selected from the group consisting of a fluorocarbon propellant, a hydrogen-containing fluorocarbon propellant, and mixtures thereof. The formulations are substantially free of both surfactant and solvent. Methods of use and drug delivery devices are also provided.
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