Results 21 to 30 of about 1,979,534 (305)

Inhalation characteristics of asthma patients, COPD patients and healthy volunteers with the Spiromax® and Turbuhaler® devices: a randomised, cross-over study. [PDF]

open access: yes, 2015
BACKGROUND: Spiromax® is a novel dry-powder inhaler containing formulations of budesonide plus formoterol (BF). The device is intended to provide dose equivalence with enhanced user-friendliness compared to BF Turbuhaler® in asthma and chronic ...
Philip Chetcuti   +9 more
core   +2 more sources

Inhalation studies with the Göttingen minipig

open access: yes, 2022
S.249-259A method for inhalative exposure of minipigs to aerosols and gases has been developed. Minipigs are exposed via mask inhalation to the test substance using a computer-controlled exposure system that permits simultaneous exposure of groups of ...
Windt, H.   +4 more
core   +1 more source

Pharmacokinetics of baicalin and oroxyloside in plasma and different tissues of rats after transnasal aerosol inhalation and intravenous injection of Tanreqing

open access: yesFrontiers in Pharmacology, 2022
To avoid adverse drug reactions associated with injection, off-label nebulization of Tanreqing (TRQ) injection is often used in China to treat respiratory diseases.
Teng-Fei Chen   +11 more
doaj   +1 more source

Improved Metered Dose Inhaler Technique When a Coordination Cap Is Used [PDF]

open access: yes, 2014
Background: Patients often experience problems using metered dose inhalers (MDIs), particularly poor coordination between inhalation start and dose actuation (TsIn: time difference between the start of an inhalation and the actuation of a dose), and fast
Stephenson, John   +9 more
core   +1 more source

A statistical evaluation of the effects of gender differences in assessment of acute inhalation toxicity [PDF]

open access: yes, 2011
Acute inhalation toxicity of chemicals has conventionally been assessed by the median lethal concentration (LC50) test (organisation for economic co-operation and development (OECD) TG 403).
Price, Charlotte   +13 more
core   +1 more source

Inhalation treatment of lung cancer: the influence of composition, size and shape of nanocarriers on their lung accumulation and retention

open access: yesCancer Biology & Medicine, 2014
Objective Various nanoparticles have been designed and tested in order to select optimal carriers for the inhalation delivery of anticancer drugs to the lungs.
Olga B. Garbuzenko   +3 more
doaj   +1 more source

Pharmacokinetics and central accumulation of delta-9-tetrahydrocannabinol (THC) and its bioactive metabolites are influenced by route of administration and sex in rats

open access: yesScientific Reports, 2021
Up to a third of North Americans report using cannabis in the prior month, most commonly through inhalation. Animal models that reflect human consumption are critical to study the impact of cannabis on brain and behaviour.
Samantha L. Baglot   +12 more
doaj   +1 more source

Evaluation of asthma control, parents’ quality of life and preference between AeroChamber Plus and AeroChamber Plus Flow-Vu spacers in young children with asthma [PDF]

open access: yes, 2015
Objective: The AeroChamber Plus (AC) valved holding chamber has been enhanced to include the Flow-Vu (FV) inspiratory flow indicator that provides visual inhalation feedback during use. We have investigated if FV alters asthma control and whether parents
Toor, Sophie   +4 more
core   +1 more source

Pulmonary toxicity of printer toner following inhalation and intratracheal instillation

open access: yes, 2022
S.679-690The pulmonary effects of a finished toner were evaluated in intratracheal instillation and inhalation studies, using toners with external additives (titanium dioxide nanoparticles and amorphous silica nanoparticles).
Morimoto, Yasuo   +11 more
core   +1 more source

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