- ICH GCP
- US Clinical Trials Registry
- Klinisk utprøving NCT01804218
Efficacy and Safety of Beta-adrenoceptor Inverse Agonist, Nadolol, in Mild Asthma
Studieoversikt
Status
Intervensjon / Behandling
Studietype
Registrering (Forventet)
Fase
- Fase 2
Kontakter og plasseringer
Studiesteder
-
-
Missouri
-
St. Louis, Missouri, Forente stater, 63110
- Washington University School of Medicine
-
-
North Carolina
-
Durham, North Carolina, Forente stater, 27704
- Duke University Medical Center
-
-
Texas
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Houston, Texas, Forente stater, 77030
- Baylor College of Medicine
-
-
Deltakelseskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
Tar imot friske frivillige
Kjønn som er kvalifisert for studier
Beskrivelse
Inclusion Criteria:
Individuals who meet all of the following criteria are eligible for enrollment as study participants:
1. Males and females with physician-diagnosed asthma between the ages of 18- 60.
2. Pre-bronchodilator FEV1 80% or greater than the predicted value
3. Baseline PC20 (based on FEV1) ≤ 4 mg/ml on methacholine challenge test.
4. Asthma Control Questionnaire Score (ACQ) <1.25
5. Baseline blood pressure ≥ 110/65mm Hg
6. Baseline pulse rate ≥ 60 beats/min.
7. Never-smoker or former-smoker < 10 pack.year and has not smoked within 1 year.
8. Able to complete diary cards and comply with study procedures.
9. Females of childbearing age may participate only if they have a negative pregnancy test, are non-lactating, and agree to practice an adequate birth control method (abstinence, combination barrier and spermicide, or hormonal) for the duration of the study.
Exclusion Criteria:
Subjects who meet ANY of the following criteria are not eligible for enrollment:
- Inability or unwillingness of the participant to give written informed consent
- History of upper/lower respiratory tract infection or asthma exacerbation requiring systemic steroids within 6 weeks of Visit 1
- Use of rescue medication (e.g., albuterol) more than twice per week during the week preceding Visit 1 excluding the use of such medication as preventative prior to exercise.
- History of hospitalization for asthma in the preceding year
- History of intubation for asthma
- Currently diagnosed with chronic obstructive pulmonary disease (COPD)
- Currently taking any beta-blocker medication
- History of adverse reaction or allergy to any beta-blocker medication
- History of neurological, hepatic, renal, or other medical conditions that may interfere with the interpretation of data or the patient's participation in the study or may increase safety concerns
- Current diabetes or hyperthyroidism
- History of cardiovascular diseases including uncontrolled hypertension (BP >160/100), ischemic heart disease, congestive heart failure, valvular heart disease or cardiomyopathy
- Known allergy or sensitivity to atropine or ipratropium bromide
- Abnormal entry laboratory values at baseline except for the following tests, where values outside the normal limits will be acceptable as follows: Hct ≥ 30%, platelet count > 100,000, ALT and AST < 1.5 x upper normal limit
- Known bleeding disorders, platelet count <100,000, PT or PTT > 1.5 x normal control (if participating in bronchoscopy sub-study)
- Known allergy to lidocaine (if participating in bronchoscopy sub-study)
- Documented or self-reported current history of alcoholism or drug abuse
- Participation in another research trial within 30 days of starting this trial
- Unwillingness or inability to comply with study procedures
- Inability to swallow the study medication capsule
- Use of any exclusion medication within the time period specified
- Pregnant or nursing
- Receiving allergen immunotherapy (desensitization injections)
Studieplan
Hvordan er studiet utformet?
Designdetaljer
- Primært formål: Behandling
- Tildeling: Randomisert
- Intervensjonsmodell: Parallell tildeling
- Masking: Dobbelt
Våpen og intervensjoner
Deltakergruppe / Arm |
Intervensjon / Behandling |
---|---|
Placebo komparator: Placebo
|
|
Eksperimentell: Aktiv, nadolol
Aktiv
|
Hva måler studien?
Primære resultatmål
Resultatmål |
Tidsramme |
---|---|
The change in methacholine provocative concentration causing a 20% fall (PC20) based on forced expiratory volume in 1 second (FEV1) between baseline visit and final dose dispensing visit.
Tidsramme: 4 months
|
4 months
|
Samarbeidspartnere og etterforskere
Sponsor
Etterforskere
- Studiestol: Nicola A. Hanania, MD, MS, Baylor College of Medicine
Studierekorddatoer
Studer hoveddatoer
Studiestart
Primær fullføring (Faktiske)
Datoer for studieregistrering
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Anslag)
Oppdateringer av studieposter
Sist oppdatering lagt ut (Anslag)
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Ytterligere relevante MeSH-vilkår
- Sykdommer i luftveiene
- Sykdommer i immunsystemet
- Lungesykdommer
- Overfølsomhet, Umiddelbar
- Bronkiale sykdommer
- Lungesykdommer, obstruktiv
- Respiratorisk overfølsomhet
- Overfølsomhet
- Astma
- Fysiologiske effekter av legemidler
- Adrenerge beta-antagonister
- Adrenerge antagonister
- Adrenerge midler
- Nevrotransmittere agenter
- Molekylære mekanismer for farmakologisk virkning
- Anti-arytmimidler
- Antihypertensive midler
- Autonome agenter
- Agenter fra det perifere nervesystemet
- Sympatolytika
- Nadolol
Andre studie-ID-numre
- U01-BCM-01
Denne informasjonen ble hentet direkte fra nettstedet clinicaltrials.gov uten noen endringer. Hvis du har noen forespørsler om å endre, fjerne eller oppdatere studiedetaljene dine, vennligst kontakt register@clinicaltrials.gov. Så snart en endring er implementert på clinicaltrials.gov, vil denne også bli oppdatert automatisk på nettstedet vårt. .
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