A Safety and Efficacy Study of XP19986 in Subjects With Spasticity Due to Spinal Cord Injury
Multiple-Dose Efficacy and Safety Study of XP19986 in Subjects With Spasticity Due to Spinal Cord Injury
Studieoversigt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Detaljeret beskrivelse
Undersøgelsestype
Undersøgelsestype
Tilmelding (Faktiske)
Tilmelding
Fase
Fase
- Fase 2
Kontakter og lokationer
Studiesteder
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California
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Downey, California, Forenede Stater
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Gilroy, California, Forenede Stater
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Pasadena, California, Forenede Stater
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San Jose, California, Forenede Stater
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Colorado
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Englewood, Colorado, Forenede Stater
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Florida
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Miami, Florida, Forenede Stater
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Georgia
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Atlanta, Georgia, Forenede Stater
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Illinois
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Chicago, Illinois, Forenede Stater
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Kansas
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Kansas City, Kansas, Forenede Stater
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Michigan
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Ann Arbor, Michigan, Forenede Stater
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Detroit, Michigan, Forenede Stater
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Deltagelseskriterier
Berettigelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Spasticity secondary to traumatic spinal cord injury between C-5 and T-12 spinal cord levels, at least 12 months post-injury with a stable neurological deficit
Exclusion Criteria:
- Traumatic brain injury or cognitive deficit of any etiology that may influence compliance with study procedures or outcome measures
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Crossover opgave
- Maskning: Firedobbelt
Antal våben
Våben og indgreb
Deltagergruppe / ArmDeltagergruppe / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
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Eksperimentel: XP19986 SR1 10 mg - Placebo
Following a 7 day run-in period in which participants take placebo twice a day (BID), participants are randomized to the cohort that will take XP19986 SR1 10 mg BID treatment crossing over to placebo treatment (or the reverse order).
Each treatment segment follows the same pattern: 3-9 days of titration, 7 days at target dose, 3-9 days of tapering, followed by a 3-day placebo washout.
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XP19986 Sustained Release (SR) 10 mg tablet dosed orally, twice a day (BID), for approximately 26 days with titration and taper periods
Andre navne:
Placebo tablets to match active intervention, taken twice a day (BID) for approximately 26 days with titration and taper periods.
Also taken during placebo washout periods.
Andre navne:
|
|
Eksperimentel: XP19986 SR1 20 mg - Placebo
Following a 7 day run-in period in which participants take placebo twice a day (BID), participants are randomized to the cohort that will take XP19986 SR1 20 mg BID treatment crossing over to placebo treatment (or the reverse order).
Each treatment segment follows the same pattern: 3-9 days of titration, 7 days at target dose, 3-9 days of tapering, followed by a 3-day placebo washout.
|
Placebo tablets to match active intervention, taken twice a day (BID) for approximately 26 days with titration and taper periods.
Also taken during placebo washout periods.
Andre navne:
XP19986 Sustained Release (SR) 20 mg tablet dosed orally, twice a day (BID), for approximately 26 days with titration and taper periods
Andre navne:
|
|
Eksperimentel: XP19986 SR1 30 mg - Placebo
Following a 7 day run-in period in which participants take placebo twice a day (BID), participants are randomized to the cohort that will take XP19986 SR1 30 mg BID treatment crossing over to placebo treatment (or the reverse order).
Each treatment segment follows the same pattern: 3-9 days of titration, 7 days at target dose, 3-9 days of tapering, followed by a 3-day placebo washout.
|
Placebo tablets to match active intervention, taken twice a day (BID) for approximately 26 days with titration and taper periods.
Also taken during placebo washout periods.
Andre navne:
XP19986 Sustained Release (SR) 30 mg tablet dosed orally, twice a day (BID), for approximately 26 days with titration and taper periods
Andre navne:
|
Hvad måler undersøgelsen?
Primære resultatmål
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Maximum Ashworth score
Tidsramme: Day 17
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Ashworth score for each treatment segment before dosing and 2, 4, and 6 hours after the morning dose.
Evaluate the difference in the primary endpoint between active and placebo treament segments at 17th day of dosing in each segment
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Day 17
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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
|---|---|---|
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Average Ashworth score
Tidsramme: Day 17
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This was the average of Ashworth scores obtained on Day 17 of dosing across 6 muscle groups for each treatment segment before dosing and 2, 4, and 6 hours after the morning dose
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Day 17
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Two Highest Ashworth scores
Tidsramme: Day 17
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This was the average of Ashworth scores obtained on Day 17 of dosing from the muscle groups that had the 2 highest Ashworth scores at baseline for each treatment segment before dosing and 2, 4, and 6 hours after the morning dose
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Day 17
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Average Non-zero Ashworth Scores
Tidsramme: Day 17
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This was the average of Ashworth scores obtained on Day 17 of dosing from the muscle groups that had a non-zero Ashworth score at baseline for each treatment segment before dosing and 2, 4, and 6 hours after the morning dose
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Day 17
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Samarbejdspartnere og efterforskere
Sponsor
Sponsor
Efterforskere
Efterforskere
- Studieleder: Michael Leong, M.D., XenoPort, Inc.
Datoer for undersøgelser
Studer store datoer
Studiestart
Studiestart
Primær færdiggørelse (Faktiske)
Primær færdiggørelse
Studieafslutning (Faktiske)
Studieafslutning
Datoer for studieregistrering
Først indsendt
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Først opslået
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering sendt
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
- Sygdomme i centralnervesystemet
- Sygdomme i nervesystemet
- Neurologiske manifestationer
- Sår og skader
- Muskuloskeletale sygdomme
- Muskelsygdomme
- Neuromuskulære manifestationer
- Traumer, nervesystemet
- Rygmarvssygdomme
- Muskelhypertoni
- Rygmarvsskader
- Muskelspasticitet
- Lægemidlers fysiologiske virkninger
- Neurotransmittermidler
- Molekylære mekanismer for farmakologisk virkning
- Agenter fra det perifere nervesystem
- GABA agenter
- Neuromuskulære midler
- Muskelafslappende midler, Central
- GABA-agonister
- GABA-B-receptoragonister
- Baclofen
- Arbaclofen placarbil
Andre undersøgelses-id-numre
Andre undersøgelses-id-numre
- XP-B-065
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