The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 12, 2019
Filed:
Apr. 09, 2014
Zambon S.p.a., Bresso, IT;
Giovanni Caponetti, Piacenza, IT;
Loretta Maggi, Piacenza, IT;
Marco Sardina, Gerenzano, IT;
Franco Castegini, Vicenza, IT;
Gianluigi Faiella, Verona, IT;
Daniela Rebolini, Mantova, IT;
Zambon S.P.A., Bresso, IT;
Abstract
The present invention relates to drug formulations in dry powder form for administration by inhalation and indicated for the treatment of obstructive airway syndromes such as asthma and chronic obstructive pulmonary disease (COPD). In particular, the invention relates to an inhalable pharmaceutical composition comprising a first powder consisting of budesonide, or one of its pharmaceutically allowable salts, in a quantity greater than 5% w/w of said first powder, leucine in a quantity in the range of 5 to 70% w/w of said first powder, and lactose in a quantity in the range of 20 to 90% w/w of said first powder; a second powder consisting of formoterol, or one of its pharmaceutically allowable salts, in a quantity greater than 1% w/w of said second powder, leucine in a quantity in the range of 5 to 70% w/w of said second powder, and lactose in a quantity in the range of 20 to 90% w/w of said second powder; and a third powder consisting of leucine in a quantity in the range of 5 to 70% w/w of said third powder, and lactose in a quantity in the range of 20 to 90% w/w of said third powder. Said composition has a fine particle fraction (FPF) greater than 60% and a delivered fraction (DF) greater than 90%.