| Completed | Observational Study in Patients With Schizophrenia Treated With Long-Acting Risperidone Injection (RISPERDAL C Schizophrenia | — | 2004-09-01 |
| Completed | Evaluation of the Efficacy and Safety of Risperidone Injections Given Once a Month to Adults With Schizophreni Schizophrenia, Psychotic Disorders | Phase 3 | 2002-05-01 |
| Completed | A Long-term Safety Study for Long-acting Injectable Risperidone in Schizophrenia or Schizoaffective Disorder P Schizophrenia, Schizoaffective Disorder | Phase 3 | 2001-10-01 |
| Completed | A Study Comparing Three Strategies to Switch Patients With Schizophrenia or Schizoaffective Disorder to Risper Schizoaffective Disorder, Schizophrenia | Phase 4 | 2001-02-01 |
| Completed | A Long Term Study of Safety for Long Acting Injectable Risperidone in Patients With Schizophrenia or Schizoaff Schizophrenia, Schizoaffective Disorder | Phase 3 | 2000-02-01 |
| Completed | A Study of the Effectiveness and Safety of Long-acting Injectable Risperidone Versus Placebo in the Treatment Schizophrenia, Psychotic Disorders | Phase 3 | 1999-11-01 |
| Completed | A Comparison of Risperidone With Haloperidol in Patients With Schizophrenia and Schizoaffective Disorder Schizophrenia, Schizoaffective Disorder | Phase 4 | 1996-05-01 |
| Completed | Evaluation of Galantamine in the Treatment of Alzheimer's Disease Alzheimer Disease | Phase 3 | — |
| Completed | A Study of Treatments for Fungal Infections of the Mouth and Throat in HIV-Infected Patients Who Have Had Succ Candidiasis, Oral, HIV Infections | N/A | — |
| Completed | A Study of the Effectiveness and Safety of Risperidone Compared With Haloperidol in Patients With Chronic Schi Schizophrenia, Psychotic Disorder | Phase 3 | — |
| Completed | A 28-Day Study of Diclazuril in the Treatment of Cryptosporidiosis in Patients With AIDS Cryptosporidiosis, HIV Infections | N/A | — |
| Completed | A Randomized, Open, Comparative Multicenter Study of Initial Treatment With Intravenous Itraconazole Versus Am HIV Infections, Histoplasmosis, Blastomycosis | Phase 3 | — |
| Completed | A Study of the Effectiveness and Safety of Risperidone Compared With Haloperidol and Placebo in Patients With Schizophrenia, Psychotic Disorders | Phase 3 | — |
| Completed | Protocol For the Treatment of Cryptosporidiosis in AIDS Patients With Diclazuril (R64,433) Cryptosporidiosis, HIV Infections | N/A | — |
| Completed | A Study of the Effects of Risperidone and Olanzapine on Blood Glucose (Sugar) in Patients With Schizophrenia o Schizophrenia, Diabetes Mellitus | Phase 4 | — |
| Completed | An Open Study of the Effect of Itraconazole Oral Solution for the Treatment of Fluconazole Refractory Orophary Candidiasis, Oral, HIV Infections | N/A | — |
| Completed | Study of Itraconazole in Patients With Advanced HIV Infection HIV Infections | N/A | — |
| Completed | A Study of the Effectiveness and Safety of Risperidone Versus Placebo in the Treatment of Behavioral Disturban Dementia, Alzheimer Disease, Dementia, Vascular | Phase 3 | — |
| Completed | A Study of Itraconazole in the Prevention of Histoplasmosis, a Fungal Infection, in HIV-Infected Patients HIV Infections, Histoplasmosis | N/A | — |
| Completed | A 2-year Study of Patients With Schizophrenia Who Are Treated With Long-acting Injectable Risperidone. Schizophrenia | Phase 4 | — |