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Methamphetamine-associated psychosis (MAP) has been considered a pharmacological or environmental pathogen model of schizophrenia (SCZ) due in part to similarities in clinical presentation (i.e. paranoia, hallucinations, disorganized speech, and negative symptoms), response to treatment (e.g.neuroleptics),and pathologic mechanisms (e.g. central dopaminergic neurotransmission) of both conditions. Both paliperidone and risperidone are second generation antipsychotics,but have same pharmacological effects of antipsychotic treatment and paliperidone may have more efficacy and safty.This study was designed to examine the acute efficacy, safety, and tolerability of paliperidone and risperidone for patients with MAP.
Methods:A Multiple-Center, Randomized, Double-Blind.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| paliperidone | Experimental | paliperidone arm,6mg/pill,6-12mg/day,non-forced titration method.last2-4weeks. |
|
| .Risperidone | Active Comparator | Risperidone arm and placebo tables,1mg/pill,2mg-6mg/day,non-forced titration method.last2-4weeks |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| paliperidone | Drug | Paliperidone group,6mg/pill,6mg-12mg/day non-forced titration method,last 2-4weeks |
|
| Measure | Description | Time Frame |
|---|---|---|
| The severity of psychosis | Positive and Negative Syndrome Scale | up to 4 weeks. participants will be followed for the duration of hospital stay |
| Measure | Description | Time Frame |
|---|---|---|
| Clinical general status | Clinical general rating scale | up to 4 weeks. participants will be followed for the duration of hospital stay |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Wei Hao, MD., Ph.D. | Central South University | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| The Second Xiangya Hospital of Central University | Changsha | Hunan | 410011 | China |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 32296355 | Derived | Wang G, Ding F, Chawarski MC, Hao W, Liu X, Deng Q, Ouyang X. Randomized Controlled Trial of Paliperidone Extended Release Versus Risperidone for the Treatment of Methamphetamine-Associated Psychosis in Chinese Patients. Front Psychiatry. 2020 Apr 1;11:237. doi: 10.3389/fpsyt.2020.00237. eCollection 2020. |
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| ID | Term |
|---|---|
| D000068882 | Paliperidone Palmitate |
| D018967 | Risperidone |
| ID | Term |
|---|---|
| D007555 | Isoxazoles |
| D001393 | Azoles |
| D006573 | Heterocyclic Compounds, 1-Ring |
| D006571 | Heterocyclic Compounds |
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| Risperidone | Drug | Risperidone group,1mg/pill,2mg-6mg/day non-forced titration method,last 2-4weeks |
|
|
| D011743 |
| Pyrimidines |
| D011744 | Pyrimidinones |