- ICH GCP
- Amerikanska kliniska prövningsregistret
- Klinisk prövning NCT01333098
Antiglucocorticoid Therapy for Cognitive Impairment in Late-life Anxiety Disorders (Mifepristone)
This study seeks to develop and test a novel, mechanistic treatment for mitigating cognitive impairment in older adults with anxiety disorders. Anxiety disorders are common, severe, and disabling in older adults. One particularly impairing aspect of late-life anxiety disorders is cognitive impairment: impairments in memory and executive function cause disability, impede treatment response to psychotherapy, may lead to dementia, and are not corrected by standard anti-anxiety treatments.
This pilot study will test the glucocorticoid antagonist, mifepristone, for cognitive impairment in late-life anxiety disorders. Mifepristone blocks the effects of elevated cortisol levels on glucocorticoid receptors in the brain; it has been studied preliminarily in various neuropsychiatric disorders, such as psychotic depression and bipolar disorder, with well-documented safety and tolerability.
Studieöversikt
Detaljerad beskrivning
Studietyp
Inskrivning (Faktisk)
Fas
- Fas 2
- Fas 1
Kontakter och platser
Studieorter
-
-
Missouri
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Saint Louis, Missouri, Förenta staterna, 63110
- Washington University School of Medicine
-
-
Deltagandekriterier
Urvalskriterier
Åldrar som är berättigade till studier
Tar emot friska volontärer
Kön som är behöriga för studier
Beskrivning
Inclusion Criteria:
- Age 65 and older
- Non-demented by clinical evaluation
- Current or partially remitted generalized anxiety disorder or panic disorder
- Currently taking antidepressant treatment with stable dose for at least 8 weeks
- Memory impairment
Exclusion Criteria:
- Mild to severe dementia
- Diabetes
- Current alcohol or substance abuse
- Current or lifetime psychotic symptoms, bipolar disorder, or eating disorder
- Untreated endocrinologic disease
- Lifetime Cushing's or Addison's disease
- Current cancer
- History of metastatic cancer
- Current use of systemic corticosteroids
Studieplan
Hur är studien utformad?
Designdetaljer
- Primärt syfte: Behandling
- Tilldelning: N/A
- Interventionsmodell: Enskild gruppuppgift
- Maskning: Ingen (Open Label)
Vapen och interventioner
Deltagargrupp / Arm |
Intervention / Behandling |
---|---|
Experimentell: mifepristone
1 week mifepristone or placebo (followed by 3 weeks open label mifepristone)
|
300mg per day, by mouth, for 21-28 days
Andra namn:
|
Vad mäter studien?
Primära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
---|---|---|
Drug Acceptability, as Measured by Number of Participants With Dose-limiting Side Effects
Tidsram: Baseline, Week 2, Week 4
|
number of participants with dose-limiting side effects
|
Baseline, Week 2, Week 4
|
Number of Participants With Self-reported Side Effects
Tidsram: 4 weeks
|
4 weeks
|
|
Cognitive Changes Over Time, as Measured by Between Group and Within-subjects Comparison of Neuropsychological Measures.
Tidsram: Baseline, Week 4, Week 12
|
Memory composite z-score: The two memory measures were a 16-word list recall similar to the Rey auditory verbal learning test, which has been used by the Washington University Alzheimer's Disease Research Center; and two paragraphs from a set of paragraph recall tests validated as sensitive to effects of stress-level glucocorticoids.
For each memory variable, a z score was computed for each participant, where z score = (participant score mean)/standard deviation.
Then a single composite memory variable was created by summing up these z scores.
Summed Z-scores range from -6 to 6, with scores above 0 being higher than the mean.
|
Baseline, Week 4, Week 12
|
Sekundära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
---|---|---|
Anxiety Symptoms
Tidsram: baseline, week 4, week 12
|
Self-report assessment of worry using Penn State Worry Questionnaire- Abbreviated, an 8-item measure (range 8-40 with high scores indicating higher levels of anxiety and worry symptoms.The average score for older adults with generalized anxiety disorder is 22, while the mean score for healthy older adults is 15.
|
baseline, week 4, week 12
|
Samarbetspartners och utredare
Utredare
- Huvudutredare: Eric J Lenze, MD, Washington University School of Medicine
Publikationer och användbara länkar
Studieavstämningsdatum
Studera stora datum
Studiestart
Primärt slutförande (Faktisk)
Avslutad studie (Faktisk)
Studieregistreringsdatum
Först inskickad
Först inskickad som uppfyllde QC-kriterierna
Första postat (Uppskatta)
Uppdateringar av studier
Senaste uppdatering publicerad (Faktisk)
Senaste inskickade uppdateringen som uppfyllde QC-kriterierna
Senast verifierad
Mer information
Termer relaterade till denna studie
Ytterligare relevanta MeSH-villkor
- Mentala störningar
- Neurokognitiva störningar
- Kognitionsstörningar
- Ångeststörningar
- Kognitiv dysfunktion
- Läkemedels fysiologiska effekter
- Hormoner, hormonsubstitut och hormonantagonister
- Hormonantagonister
- Preventivmedel, hormonella
- Preventivmedel
- Reproduktionskontrollmedel
- Preventivmedel, Oral
- Preventivmedel, kvinnor
- Preventivmedel, orala, syntetiska
- Abortmedel
- Luteolytiska medel
- Abortframkallande medel, steroida
- Preventivmedel, Postcoital, Syntet
- Preventivmedel, Postcoital
- Menstruationsframkallande medel
- Mifepriston
Andra studie-ID-nummer
- 201011836
Plan för individuella deltagardata (IPD)
Planerar du att dela individuella deltagardata (IPD)?
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