Clinical trials: Seroquel XR
Schizophrenia
Compare the Effect on Cognitive Functioning of Two Formulations of Seroquel, Seroquel XR and IR in Patients With Stable Schizophrenia
This will be a phase IV 20 -32 day prospective, double blind, double-dummy, randomised crossover study that will evaluate the effect of quetiapine XR and quetiapine IR on cognitive performance in patients with schizophrenia…
- Trial name
- eXtRa (NCT01213836)
- Testing
- Seroquel XR- quetiapine fumarate extended release, Seroquel IR - quetiapine fumarate
- Where
- 20 sites in Austria, Denmark and 3 more
- Volunteers
- 75 people
- Sponsor
- AstraZeneca
Acute Bipolar Mania
A Comparison of the Effectiveness of Seroquel XR and Seroquel XR Plus Lithium in Patients With Acute Bipolar Mania: An Open-label, Randomized, Parallel Groups, Rater-blinded, 4 Week, Multicenter, Comparative,Study
The primary objective of this study is to compare the efficacy of Seroquel XR monotherapy compared with Seroquel XR plus lithium in the treatment of acute bipolar mania by evaluation of the changes from baseline in Young Mania…
- Trial name
- STAR (NCT01254721)
- Testing
- Quetiapine fumarate, lithium
- Where
- 5 sites in South Korea
- Volunteers
- 131 people
- Sponsor
- AstraZeneca
Schizophrenia
Seroquel XR in Adults With Schizophrenia
The purpose of this study is to evaluate the efficacy of Seroquel XR in schizophrenia patients with acute worsening symptoms. Consequently, to assess whether the study drug is safe and acceptable on the daily dose basis, orally…
- Trial name
- NCT00852631
- Testing
- Quetiapine fumarate (Seroquel)
- Where
- 3 sites in Thailand
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- AstraZeneca
Schizophrenic Disorders
Comparison of the Subjective Well-being and Tolerability of Quetiapine XR to Risperidone
The trial is designed to assess the long term subjective well-being in schizophrenic outpatients treated with quetiapine XR (extended release) or oral risperidone at flexible dose in a naturalistic setting over a period of one…
- Trial name
- RECOVER (NCT00600756)
- Testing
- Quetiapine XR, Risperidone
- Where
- 116 sites in Belgium, Brazil and 12 more
- Volunteers
- 798 people
- Sponsor
- AstraZeneca
Schizophrenia
Efficacy and Safety of SEROQUEL Extended Release (XR) in Acute Schizophrenia
The purpose of the study is to determine whether treatment with quetiapine XR (Seroquel XR) tablets for 3 weeks will improve their agitation when they have acute psychosis.
- Trial name
- NCT00954122
- Testing
- Quetiapine XR (Seroquel XR)
- Where
- 2 sites in Malaysia
- Volunteers
- 35 people
- Sponsor
- AstraZeneca
Acute Bipolar Mania
Study of the Broad Clinical Benefit for Seroquel XR With Flexible Dose as an add-on Therapy in the Treatment of Acute Bipolar Mania Patients With Partial Response to Current Therapy
The primary objective of this study is to evaluate the broad clinical benefit of dosing Seroquel XR with flexible in the treatment of acute bipolar mania patients with partial response to existing therapy.
- Trial name
- RELEASE (NCT01128114)
- Testing
- Quetiapine fumarate (Seroquel XR)
- Where
- 11 sites in South Korea
- Volunteers
- 32 people
- Sponsor
- AstraZeneca
Acute Mania
Adult Bipolar Mania
The purpose of this study is to determine if lithium 600-1800 mg/day is effective when added to quetiapine fumarate extended release (quetiapine XR or SEROQUEL® XR) 400-800 mg/day in treating acute mania and if so, how it…
- Trial name
- NCT00931723
- Testing
- Quetiapine fumarate XR, Lithium
- Where
- 65 sites in Belgium, Bulgaria and 7 more
- Volunteers
- 356 people
- Sponsor
- AstraZeneca
Bipolar Depression
Study Comparing the Tolerability of Seroquel IR With Seroquel XR in Patients With Bipolar Depression
The purpose of the study is to compare the sedation profile one hour after dose administration between Seroquel IR and Seroquel XR.
- Trial name
- NCT00926393
- Testing
- Quetiapine Immediate Release, Quetiapine Extended Release
- Volunteers
- 139 people
- Sponsor
- AstraZeneca
Schizophrenia
Study of the Efficacy and Safety of Quetiapine Fumarate Extended Release (Seroquel XR)
This is an 8-week, multi-centre, Open-label, non-comparative study to evaluate the efficacy and safety of Quetiapine XR with daily dose 400mg-800mg used as mono-therapy in the treatment of acute schizophrenic patients.
- Trial name
- QUENCH (NCT00779506)
- Testing
- Quetiapine Fumarate XR
- Where
- 7 sites in South Korea
- Volunteers
- 96 people
- Sponsor
- AstraZeneca
Schizophrenia
Study Evaluating the Clinical Benefit of SEROQUEL XR in Subjects With Schizophrenia
A Multicentre, Open-label, Prospective Long-term Study Evaluating the Clinical Benefit and Effectiveness of SEROQUEL XR® (Quetiapine Fumarate Extended-Release Tablets) in Subjects with Schizophrenia.
- Trial name
- SPECTRUM (NCT00640601)
- Testing
- Quetiapine Fumarate Extended- Release
- Where
- 36 sites in Australia, Canada and 2 more
- Volunteers
- 331 people
- Sponsor
- AstraZeneca
Schizophrenia
Efficacy and Safety of Quetiapine Fumarate in the Treatment of Schizophrenic Patients
The primary objective of this study is to evaluate the efficacy of quetiapine fumarate extended-release (XR) used as mono-therapy, administered once daily, in the treatment of schizophrenic patient with acute episode.
- Trial name
- ESPRIT (NCT00882518)
- Testing
- Quetiapine Fumarate (SEROQUEL) Extended-Release (XR), Chlorpromazine
- Where
- 11 sites in China
- Volunteers
- 388 people
- Sponsor
- AstraZeneca
Anxiety, Anxiety Disorders
Generalized Anxiety Disorder Adjunct Study
This study is being carried out to see if extended release quetiapine fumarate (Seroquel®XL) when added to standard selective serotonin reuptake inhibitor (SSRI) / serotonin-norepinephrine reuptake inhibitor (SNRI) therapy is…
- Conditions
- Anxiety, Anxiety Disorders, Anxiety Neuroses, Anxiety States
- Trial name
- NCT00534599
- Testing
- quetiapine fumarate XR
- Where
- 53 sites in United States
- Volunteers
- 409 people
- Sponsor
- AstraZeneca
Schizophrenia, Depression
Quetiapine Extended Release Depression Symptoms
Aim of the study is to assess if the new compound Seroquel XR™ is non-inferior to Risperidone, considered as the reference drug for the treatment of depressive symptoms of schizophrenia.
- Trial name
- ExAttitude (NCT00640562)
- Testing
- Quetiapine Extended Release, Risperidone
- Where
- 21 sites in Italy
- Volunteers
- 216 people
- Sponsor
- AstraZeneca
Acute Bipolar Depression
Efficacy and Safety of Quetiapine Versus Quetiapine Plus Lithium in Bipolar Depression
The purpose of this study is to compare the efficacy of quetiapine fumarate monotherapy with quetiapine fumarate in combination with lithium in the treatment of a major depressive episode in patients with bipolar disorder.
- Trial name
- QUALITY (NCT00883493)
- Testing
- Quetiapine fumarate XR, Lithium carbonate
- Where
- 24 sites in Argentina, Brazil and 7 more
- Volunteers
- 421 people
- Sponsor
- AstraZeneca