Comparing Olanzapine vs Seroquel XR
| Olanzapine | Seroquel XR (quetiapine) |
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| Olanzapine | Seroquel XR (quetiapine) |
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Prescription only
Olanzapine is an oral antipsychotic that may be used to treat schizophrenia or bipolar disorder. Weight gain is common in people who take olanzapine. Prescribed for Major Depressive Disorder... View more |
Prescription only
Prescribed for Bipolar Disorder, Schizoaffective Disorder, Schizophrenia, Depression, Major Depressive Disorder. Seroquel XR may also be used for purposes not listed in this medication guide. |
Related suggestions Depression
Major Depressive Disorder
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| More about Olanzapine | More about Seroquel XR (quetiapine) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Olanzapine has an average rating of 5.9 out of 10 from a total of 1093 ratings on Drugs.com. 47% of reviewers reported a positive effect, while 33% reported a negative effect. |
Seroquel XR has an average rating of 7.1 out of 10 from a total of 228 ratings on Drugs.com. 62% of reviewers reported a positive effect, while 19% reported a negative effect. |
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| Side Effects Experienced by Users Side effects are reported in Drugs.com user reviews and not clinically verified. | |||||||||||||||||
View all Olanzapine side effects |
View all Seroquel XR side effects |
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| Drug Class | |||||||||||||||||
| Generic Availability | |||||||||||||||||
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Lower cost generic |
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| Pricing and Coupons * Prices are without insurance | |||||||||||||||||
View all Olanzapine prices |
View all Seroquel XR prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Zyprexa, Zyprexa Intramuscular, Zyprexa Relprevv, Zyprexa Zydis | Other quetiapine brands include: Seroquel | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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54 hours |
6 hours |
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| CSA Schedule 1 View glossary of CSA 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 664 drugs are known to interact with Olanzapine:
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A total of 745 drugs are known to interact with Seroquel XR:
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| Alcohol/Food/Lifestyle Interactions | |||||||||||||||||
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No known alcohol/food interactions. This does not necessarily mean no interactions exist. Always consult your healthcare provider. |
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| Disease Interactions | |||||||||||||||||
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| First Approval Date | |||||||||||||||||
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September 30, 1996 |
May 17, 2007 |
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| WADA Class View classifications | |||||||||||||||||
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N/A |
N/A |
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| More Information | |||||||||||||||||
| Patient Resources | |||||||||||||||||
| Professional Resources | |||||||||||||||||
| Related Treatment Guide | |||||||||||||||||
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1 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.