Brexpiprazole
Generic Name: brexpiprazole
Brand Names:
Rexulti
11 DESCRIPTION Brexpiprazole, an atypical antipsychotic, is available as REXULTI ® (brexpiprazole) tablets. Brexpiprazole is 7-{4-[4-(1-Benzothiophen-4-yl)piperazin-1-yl]butoxy}quinolin-2(1 H )-one. The empirical formula is C 25 H 27 N 3 O 2 S, and its molecular weight is 433.57. The chemical structure is: REXULTI tablets are for oral administration and are available in 0.25 mg, 0.5 mg, 1 mg, 2 mg, 3 mg, and 4 mg strengths.
Overview
11 DESCRIPTION Brexpiprazole, an atypical antipsychotic, is available as REXULTI ® (brexpiprazole) tablets. Brexpiprazole is 7-{4-[4-(1-Benzothiophen-4-yl)piperazin-1-yl]butoxy}quinolin-2(1 H )-one. The empirical formula is C 25 H 27 N 3 O 2 S, and its molecular weight is 433.57. The chemical structure is: REXULTI tablets are for oral administration and are available in 0.25 mg, 0.5 mg, 1 mg, 2 mg, 3 mg, and 4 mg strengths.
Uses
1 INDICATIONS AND USAGE REXULTI is indicated for: Adjunctive treatment to antidepressants for major depressive disorder (MDD) in adults Treatment of schizophrenia in adults and pediatric patients ages 13 years and older Treatment of agitation associated with dementia due to Alzheimer's disease Limitations of Use: REXULTI is not indicated as an as needed ("prn") treatment for agitation associated with dementia due to Alzheimer's disease [see Clinical Studies (14.3) ] .
Dosage
2 DOSAGE AND ADMINISTRATION Administer REXULTI orally once daily with or without food. ( 2 , 12.3 ) Indication Starting Dosage Recommended Target Dosage Maximum Dosage MDD Adults ( 2.2 ) 0.5 mg/day or 1 mg/day 2 mg/day 3 mg/day Schizophrenia Adults ( 2.3 ) 1 mg/day 2 to 4 mg/day 4 mg/day Schizophrenia Pediatric (13 - 17 years) ( 2.3 ) 0.5 mg/day 2 to 4 mg/day 4 mg/day Agitation associated with dementia due to Alzheimer's disease ( 2.4 ) 0.5 mg/day 2 mg/day 3 mg/day Moderate to Severe Hepatic Impairment: Maximum recommended dosage is 2 mg once daily for patients with MDD or agitation associated with dementia due to Alzheimer's disease and 3 mg once daily for patients with schizophrenia.
Side Effects
6 ADVERSE REACTIONS The following adverse reactions are discussed in more detail in other sections of the labeling: Increased Mortality in Elderly Patients with Dementia-Related Psychosis [see Boxed Warning , Warnings and Precautions (5.1) ] Suicidal Thoughts and Behaviors in Adolescents and Young Adults [see Boxed Warning , Warnings and Precautions (5.2) ] Cerebrovascular Adverse Reactions Including Stroke in Elderly Patients with Dementia-Related Psychosis [see Warnings and Precautions (5.3) ] Neuroleptic Malignant Syndrome (NMS) [see Warnings and Precautions (5.4) ] Tardive Dyskinesia [see Warnings and Precautions (5.5) ] Metabolic Changes [see Warnings and Precautions (5.6) ] Pathological Gambling and Other Compulsive Behaviors [see Warnings and Precautions (5.7) ] Leukopenia, Neutrope...
Interactions
7 DRUG INTERACTIONS Factors Dosage Adjustments for REXULTI ( 2.7 ) Strong CYP2D6 REXULTI may be administered without dosage adjustment in patients with MDD when administered with strong CYP2D6 inhibitors (e.g., paroxetine, fluoxetine). or CYP3A4 inhibitors Administer half of recommended dosage. Strong/moderate CYP2D6 with Strong/moderate CYP3A4 inhibitors Administer a quarter of the recommended dosage. Known CYP2D6 poor metabolizers taking strong/moderate CYP3A4 inhibitors Administer a quarter of the recommended dosage. Strong CYP3A4 inducers Double the recommended dosage and further adjust based on clinical response. 7.1 Drugs Having Clinically Important Interactions with REXULTI See Table 12 for clinically important drug interactions with REXULTI.
Warnings
WARNING: INCREASED MORTALITY IN ELDERLY PATIENTS WITH DEMENTIA-RELATED PSYCHOSIS and SUICIDAL THOUGHTS AND BEHAVIORS WARNING: INCREASED MORTALITY IN ELDERLY PATIENTS WITH DEMENTIA-RELATED PSYCHOSIS and SUICIDAL THOUGHTS AND BEHAVIORS See full prescribing information for complete boxed warning. Elderly patients with dementia-related psychosis treated with antipsychotic drugs are at increased risk of death. 5 WARNINGS AND PRECAUTIONS Cerebrovascular Adverse Reactions in Elderly Patients with Dementia-Related Psychosis: Increased incidence of cerebrovascular adverse reactions (e.g., stroke, transient ischemic attack) ( 5.3 ) Neuroleptic Malignant Syndrome: Manage with immediate discontinuation and close monitoring. ( 5.4 ) Tardive Dyskinesia: Discontinue if clinically appropriate. ( 5.5 ) Metabolic Changes: Monitor for hyperglycemia/diabetes mellitus, dyslipidemia, and weight gain. ( 5.6 ) Pathological Gambling and Other Compulsive Behaviors: Consider dose reduction or discontinuation. ( 5.7 ) Leukopenia, Neutropenia, and Agranulocytosis: Perform complete blood counts (CBC) in patients with pre-existing low white blood cell count (WBC) or history of leukopenia or neutropenia. 4 CONTRAINDICATIONS REXULTI is contraindicated in patients with a known hypersensitivity to brexpiprazole or any of its components. Reactions have included rash, facial swelling, urticaria, and anaphylaxis. Known hypersensitivity to REXULTI or any of its components ( 4 )
Pregnancy
8.1 Pregnancy Pregnancy Exposure Registry There is a pregnancy exposure registry that monitors pregnancy outcomes in women exposed to REXULTI during pregnancy. For more information contact the National Pregnancy Registry for Psychiatric Medications at 1-866-961-2388 or visit http://womensmentalhealth.org/clinical-and-research-programs/pregnancyregistry/ . Risk Summary Adequate and well-controlled studies have not been conducted with REXULTI in pregnant women to inform drug-associated risks.
Storage
Storage Store REXULTI tablets at 20°C to 25°C (68°F to 77°F); excursions permitted to 15°C to 30°C (59°F to 86°F) [see USP Controlled Room Temperature].
Frequently Asked Questions
What is Brexpiprazole used for?▼
1 INDICATIONS AND USAGE REXULTI is indicated for: Adjunctive treatment to antidepressants for major depressive disorder (MDD) in adults Treatment of schizophrenia in adults and pediatric patients ages 13 years and older Treatment of agitation associated with dementia due to Alzheimer's disease Limitations of Use: REXULTI is not indicated as an as needed ("prn") treatment for agitation associated with dementia due to Alzheimer's disease [see Clinical Studies (14.3) ] .
What are the side effects of Brexpiprazole?▼
6 ADVERSE REACTIONS The following adverse reactions are discussed in more detail in other sections of the labeling: Increased Mortality in Elderly Patients with Dementia-Related Psychosis [see Boxed Warning , Warnings and Precautions (5.1) ] Suicidal Thoughts and Behaviors in Adolescents and Young Adults [see Boxed Warning , Warnings and Precautions (5.2) ] Cerebrovascular Adverse Reactions Including Stroke in Elderly Patients with Dementia-Related Psychosis [see Warnings and Precautions (5.3) ] Neuroleptic Malignant Syndrome (NMS) [see Warnings and Precautions (5.4) ] Tardive Dyskinesia [see Warnings and Precautions (5.5) ] Metabolic Changes [see Warnings and Precautions (5.6) ] Pathological Gambling and Other Compulsive Behaviors [see Warnings and Precautions (5.7) ] Leukopenia, Neutrope...
Can I take Brexpiprazole during pregnancy?▼
8.1 Pregnancy Pregnancy Exposure Registry There is a pregnancy exposure registry that monitors pregnancy outcomes in women exposed to REXULTI during pregnancy. For more information contact the National Pregnancy Registry for Psychiatric Medications at 1-866-961-2388 or visit http://womensmentalhealth.org/clinical-and-research-programs/pregnancyregistry/ . Risk Summary Adequate and well-controlled studies have not been conducted with REXULTI in pregnant women to inform drug-associated risks.
What are the important warnings for Brexpiprazole?▼
WARNING: INCREASED MORTALITY IN ELDERLY PATIENTS WITH DEMENTIA-RELATED PSYCHOSIS and SUICIDAL THOUGHTS AND BEHAVIORS WARNING: INCREASED MORTALITY IN ELDERLY PATIENTS WITH DEMENTIA-RELATED PSYCHOSIS and SUICIDAL THOUGHTS AND BEHAVIORS See full prescribing information for complete boxed warning. Elderly patients with dementia-related psychosis treated with antipsychotic drugs are at increased risk of death. 5 WARNINGS AND PRECAUTIONS Cerebrovascular Adverse Reactions in Elderly Patients with Dementia-Related Psychosis: Increased incidence of cerebrovascular adverse reactions (e.g., stroke, transient ischemic attack) ( 5.3 ) Neuroleptic Malignant Syndrome: Manage with immediate discontinuation and close monitoring. ( 5.4 ) Tardive Dyskinesia: Discontinue if clinically appropriate. ( 5.5 ) Metabolic Changes: Monitor for hyperglycemia/diabetes mellitus, dyslipidemia, and weight gain. ( 5.6 ) Pathological Gambling and Other Compulsive Behaviors: Consider dose reduction or discontinuation. ( 5.7 ) Leukopenia, Neutropenia, and Agranulocytosis: Perform complete blood counts (CBC) in patients with pre-existing low white blood cell count (WBC) or history of leukopenia or neutropenia. 4 CONTRAINDICATIONS REXULTI is contraindicated in patients with a known hypersensitivity to brexpiprazole or any of its components. Reactions have included rash, facial swelling, urticaria, and anaphylaxis. Known hypersensitivity to REXULTI or any of its components ( 4 )
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Medical Disclaimer
This drug information is for educational purposes only and should not replace professional medical advice. Drug information is sourced from the FDA National Drug Code Directory and Structured Product Labeling. Always consult with a healthcare provider before starting, stopping, or changing any medication.