Study of Biomarkers of Airway Inflammation (0000-128)
A Randomized Clinical Trial to Assess the Effects of Inhaled Fluticasone on Sputum Neutrophils After Low-dose Inhaled Endotoxin Challenge in Healthy Subjects
Studieoversikt
Status
Status
Forhold
Forhold
Intervensjon / Behandling
Intervensjon / Behandling
Studietype
Studietype
Registrering (Faktiske)
Registrering
Fase
Fase
- Fase 1
Deltakelseskriterier
Kvalifikasjonskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
Tar imot friske frivillige
Kjønn som er kvalifisert for studier
Beskrivelse
Inclusion Criteria:
- Female subjects who can have children must have a negative pregnancy test at screening and agree to use two methods of birth control throughout the study
- Male subjects with female partner(s) who can have children agree to use an acceptable method of birth control throughout the study
- Subject is a nonsmoker
- Subject is in generally good health
- Subject is willing to comply with the diet, alcohol, and caffeine study restrictions
Exclusion Criteria:
- Subject is a nursing mother
- Subject has taken oral corticosteroids within 8 weeks or inhaled/nasal corticosteroids within 4 weeks of screening
- Subject has nasal polyps, recent nasal surgery, or an ongoing upper or lower respiratory tract infection
- Subject has a recent history of allergic rhinitis at screening
- Subject has any respiratory disease at screening
- Subject has daily phlegm or a chronic cough
- Subject is unable to refrain from the use of any prescription or non-prescription drugs or herbal remedies during the study
- Subject consumes excessive amounts of alcohol or caffeine
- Subject has had major surgery, or donated or lost 1 unit of blood within 4 weeks of screening
- Subject has a history of stroke, seizures, or major neurological disorders
- Subject regularly uses illicit drugs or has a history of drug/alcohol abuse
- Subject received a vaccination within 3 weeks of screening
Studieplan
Hvordan er studiet utformet?
Designdetaljer
- Primært formål: Diagnostisk
- Tildeling: Randomisert
- Intervensjonsmodell: Crossover-oppdrag
- Masking: Dobbelt
Antall våpen
Våpen og intervensjoner
Deltakergruppe / ArmDeltakergruppe / Arm |
Intervensjon / BehandlingIntervensjon / Behandling |
|---|---|
|
Placebo komparator: 1
Placebo
|
Single dose of placebo to fluticasone (9 x 0 mcg) by metered dose inhaler in one of three treatment periods
20,000 EU LPS by inhalation 1 hour postdose of fluticasone or placebo in each of three treatment periods
Albuterol two 100 mcg inhalations by metered dose inhaler prior to sputum induction at screening, twice during each of the three treatment periods, and at the post-study follow up visit.
|
|
Aktiv komparator: 2
Fluticasone 440 mcg
|
20,000 EU LPS by inhalation 1 hour postdose of fluticasone or placebo in each of three treatment periods
Albuterol two 100 mcg inhalations by metered dose inhaler prior to sputum induction at screening, twice during each of the three treatment periods, and at the post-study follow up visit.
Single dose of fluticasone 440 mcg (2 x 220 mcg) or 1980 mcg (9 x 220 mcg) by metered dose inhaler in two of three treatment periods
|
|
Aktiv komparator: 3
Fluticasone 1980 mcg
|
20,000 EU LPS by inhalation 1 hour postdose of fluticasone or placebo in each of three treatment periods
Albuterol two 100 mcg inhalations by metered dose inhaler prior to sputum induction at screening, twice during each of the three treatment periods, and at the post-study follow up visit.
Single dose of fluticasone 440 mcg (2 x 220 mcg) or 1980 mcg (9 x 220 mcg) by metered dose inhaler in two of three treatment periods
|
Hva måler studien?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Sputum percent neutrophils
Tidsramme: 6 hours following inhaled LPS challenge
|
6 hours following inhaled LPS challenge
|
Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Tidsramme |
|---|---|
|
Sputum absolute neutrophils (per mL)
Tidsramme: 6 hours following inhaled LPS challenge
|
6 hours following inhaled LPS challenge
|
|
Sputum levels of IL1beta and IL8
Tidsramme: 6 hours following inhaled LPS challenge
|
6 hours following inhaled LPS challenge
|
|
Sputum mRNA expression levels of CD14 and IL1beta
Tidsramme: 6 hours following inhaled LPS challenge
|
6 hours following inhaled LPS challenge
|
Samarbeidspartnere og etterforskere
Sponsor
Sponsor
Studierekorddatoer
Studer hoveddatoer
Studiestart
Studiestart
Primær fullføring (Faktiske)
Primær fullføring
Studiet fullført (Faktiske)
Studiet fullført
Datoer for studieregistrering
Først innsendt
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Anslag)
Først lagt ut
Oppdateringer av studieposter
Sist oppdatering lagt ut (Anslag)
Sist oppdatering lagt ut
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Nøkkelord
Ytterligere relevante MeSH-vilkår
- Patologiske prosesser
- Betennelse
- Fysiologiske effekter av legemidler
- Adrenerge midler
- Nevrotransmittere agenter
- Molekylære mekanismer for farmakologisk virkning
- Autonome agenter
- Agenter fra det perifere nervesystemet
- Anti-inflammatoriske midler
- Adrenerge agonister
- Dermatologiske midler
- Bronkodilatatorer
- Anti-astmatiske midler
- Luftveismidler
- Reproduktive kontrollmidler
- Anti-allergiske midler
- Adrenerge beta-2-reseptoragonister
- Adrenerge beta-agonister
- Tokolytiske midler
- Flutikason
- Xhance
- Albuterol
Andre studie-ID-numre
Andre studie-ID-numre
- 0000-128
- 2009_565
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