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A Multiple Dose Study of Safety, Tolerability, Pharmacokinetics, and Pharmacodynamics of ABT-288 in Stable Subjects With Schizophrenia

Phase 1
Completed
Conditions
Schizophrenia
Interventions
Drug: Placebo
Registration Number
NCT00888693
Lead Sponsor
AbbVie
Brief Summary

Evaluate the safety, tolerability and pharmacokinetics of ABT-288 in order to determine the maximum tolerated dose of ABT-288 in stable schizophrenic volunteers receiving treatment with an atypical antipsychotic.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
81
Inclusion Criteria
  • Subject has signed informed consent;
  • Current DSM-IV-TR diagnosis of schizophrenia;
  • Clinically stable on the same single second-generation antipsychotic for the past 8 weeks;
  • Meets study-specific PANSS criteria;
  • Willing and able to cooperate with cognitive testing
  • Females are not pregnant, not breast-feeding;
  • Females are post-menopausal or surgically sterile or practicing birth control;
  • Males are surgically sterile or agree to be sexually inactive or use barrier method of birth control
Exclusion Criteria
  • Subject has a substance dependence disorder that has not been in sustained remission for at least 1 year;
  • Diagnosis of schizoaffective disorder;
  • Bipolar disorder, manic episode, dementia, OCD, or drug-induced psychosis or current major depressive disorder;
  • Diagnoses with mental retardation; acute psychosis hospitalization within past 6 months;
  • Current clozapine treatment; suicidal ideation or behavior;
  • BMI of 39 or greater; current homicidal or violent ideation;
  • Medical or CNS condition other than schizophrenia that could affect cognitive performance or testing; relevant drug sensitivity or allergy; positive urine screen for alcohol or drugs of abuse;
  • Positive hepatitis or HIV test result;
  • Recent clinically significant illness/infection or surgery;
  • Recent blood product transfusion, donation or loss of 5 mL/kg of blood;
  • Visual, hearing or communication disability

Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
4ABT-288ABT288 vs placebo administered orally once daily for 14 days
4PlaceboABT288 vs placebo administered orally once daily for 14 days
3PlaceboABT-288 vs placebo capsules administered orally once daily for 14 days
2PlaceboABT-288 vs placebo capsules administered orally once daily for 14 days
5PlaceboABT-288 vs placebo administered orally once daily for 14 days
1PlaceboABT-288 vs placebo capsules administered orally once daily for 14 days
6PlaceboABT-288 vs placebo administered orally once daily for 14 days
7PlaceboABT-288 vs placebo administered orally once daily for 14 days
8PlaceboABT-288 vs placebo administered orally once daily for 14 days
9PlaceboABT-288 vs placebo administered orally once daily for 14 days
2ABT-288ABT-288 vs placebo capsules administered orally once daily for 14 days
7ABT-288ABT-288 vs placebo administered orally once daily for 14 days
1ABT-288ABT-288 vs placebo capsules administered orally once daily for 14 days
3ABT-288ABT-288 vs placebo capsules administered orally once daily for 14 days
5ABT-288ABT-288 vs placebo administered orally once daily for 14 days
6ABT-288ABT-288 vs placebo administered orally once daily for 14 days
8ABT-288ABT-288 vs placebo administered orally once daily for 14 days
9ABT-288ABT-288 vs placebo administered orally once daily for 14 days
Primary Outcome Measures
NameTimeMethod
Physical Exams, Brief Neurological Exams, Vitals, Orthostatic Vitals, ECG, Laboratory tests,Days -1 to 21
Pharmacokinetics; optional CSF for arms 7, 8 & 9Days -1 to 21
Secondary Outcome Measures
NameTimeMethod
Columbia Suicide Severity Rating ScaleScreening, Day 15
Extrapyramidal Symptom Rating ScaleDay -1, Day 14
Pharmacodynamics: CANTAB & PANSSScreening, Day -1, Day 14
Pharmacodynamics: Pittsburgh Sleep Quality Index-ModifiedDay -1, Day 15
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