2021
DOI: 10.1186/s12931-021-01813-w
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A scintigraphy study of budesonide/glycopyrrolate/formoterol fumarate metered dose inhaler in patients with moderate-to-very severe chronic obstructive pulmonary disease

Abstract: Background Triple therapy with inhaled corticosteroids/long-acting muscarinic antagonists/long-acting β2-agonists (ICS/LAMA/LABA) is recommended for patients with chronic obstructive pulmonary disease (COPD) with continued symptoms or exacerbations, despite treatment with LAMA/LABA or ICS/LABA. The pulmonary, extrathoracic, and regional lung deposition patterns of a radiolabeled ICS/LAMA/LABA triple fixed-dose combination budesonide/glycopyrrolate/formoterol fumarate (BGF 320/18/9.6 μg), delive… Show more

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Cited by 10 publications
(4 citation statements)
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References 27 publications
(37 reference statements)
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“…Similar to our result, Usmani O et al 23 also pointed out that budesonide is also effective in controlling the inflammatory reaction of small airway and respiratory tract, and downregulates the expression of neutrophils and leukocytes and downstream production of chemokines and interleukins by monocytes and neutrophils. Together, these may help to control the downstream inflammatory reaction.…”
Section: Discussionsupporting
confidence: 92%
“…Similar to our result, Usmani O et al 23 also pointed out that budesonide is also effective in controlling the inflammatory reaction of small airway and respiratory tract, and downregulates the expression of neutrophils and leukocytes and downstream production of chemokines and interleukins by monocytes and neutrophils. Together, these may help to control the downstream inflammatory reaction.…”
Section: Discussionsupporting
confidence: 92%
“…Based on COPD treatment history, prior treatment was classified in three groups: ICS+LABA+LAMA (multiple inhalers), ICS/LABA or LAMA/LABA (single or two inhalers). CAT scores were grouped in four categories: low (<10), moderate (10)(11)(12)(13)(14)(15)(16)(17)(18)(19)(20), high (21)(22)(23)(24)(25)(26)(27)(28)(29)(30), and very high (>30). CAT responders were defined as patients with a ≤ 2-point decrease in total CAT score.…”
Section: Discussionmentioning
confidence: 99%
“…This extrafine formulation with Mass Median Aerodynamic Diameter (MMAD) of <2 µm can reach good deposition in small airways. 12,13 The efficacy and safety of this efSITT was assessed in several clinical studies showing better exacerbation prevention and lung function compared to an ICS/LABA combined therapy as well as LAMA-monotherapy. [14][15][16][17] EfSITT also reduced more effectively the exacerbation rate compared to LABA/LAMA combination therapy.…”
Section: Introductionmentioning
confidence: 99%
“…Lung deposition of BGF and BDP/F/GB has been evaluated separately for each treatment in gamma scintigraphy studies. The mean emitted dose of BGF deposited in the lungs was 32.1% in patients with moderate-to-very severe COPD, 35.2% in patients with moderate COPD, and 28.7% in patients with severe/very severe COPD [ 35 ]. In healthy male participants, the mean emitted dose of BGF deposited in the lungs ranged from 34.5 to 37.7% depending on length of breath hold [ 36 ].…”
Section: Discussionmentioning
confidence: 99%