Comparing Risperidone vs Zyprexa
| Risperidone Remove Risperidone from your drug comparison | Zyprexa Remove Zyprexa from your drug comparison |
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| Risperidone Remove Risperidone from your drug comparison | Zyprexa olanzapine Remove Zyprexa from your drug comparison |
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Risperidone is an antipsychotic that relieves psychotic symptoms in people with schizophrenia or mania and is also used in the treatment of autistic disorder. Side effects are less likely at lower... View more |
Zyprexa is an antipsychotic that may be used to treat schizophrenia or bipolar disorder. Weight gain is common in people who take Zyprexa. Prescribed for Bipolar Disorder, Schizophrenia, Major... View more |
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Prescription only |
Prescription only |
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Ratings & Reviews |
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Drug Class |
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Side Effects |
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Commonly reported side effects include: agitation, akathisia, anxiety, constipation, dizziness, drowsiness, dystonia, extrapyramidal reaction, nausea, rhinitis, and weight gain. See the full risperidone side effects document. |
Common side effects include: asthenia, dizziness, drowsiness, extrapyramidal reaction, hyperkinetic muscle activity, akinesia, cogwheel rigidity, drug-induced parkinson's disease, dyspepsia, mask-like face, and xerostomia. See the full Zyprexa side effects document. |
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Pricing and Coupons* Prices are without insurance |
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View all risperidone prices |
View all Zyprexa prices and generic prices |
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Generic Availability |
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Yes (this medicine) |
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Dosage Form(s) Available |
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Brand Names |
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| Perseris, Risperdal, Risperdal Consta | Other olanzapine brands include: Zyprexa Intramuscular, Zyprexa Relprevv, Zyprexa Zydis | ||||||||||||||||
Half LifeThe half-life of a drug is the time taken for the plasma concentration of a drug to reduce to half its original value. |
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24 hours |
54 hours |
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CSA Schedule**View glossary of terms. |
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Not a controlled drug
Is not subject to the Controlled Substances Act. |
Not a controlled drug
Is not subject to the Controlled Substances Act. |
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Pregnancy Category |
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Category C
Risk cannot be ruled out
See the full Pregnancy Warnings document. |
Category C
Risk cannot be ruled out
See the full Pregnancy Warnings document. |
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Drug Interactions |
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A total of 642 drugs are known to interact with risperidone:
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A total of 630 drugs are known to interact with Zyprexa:
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Alcohol/Food/Lifestyle Interactions |
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Disease Interactions |
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First Approval Date |
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December 29, 1993 |
September 30, 1996 |
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WADA ClassView World Anti-Doping Agency classifications. |
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N/A |
N/A |
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More Information |
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Patient resources |
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Professional Resources |
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Related Treatment Guide |
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** The Controlled Substances Act (CSA) schedule information displayed applies to substances regulated under federal law. There may be variations in CSA schedules between individual states.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.