Comparing Quetiapine vs Zyprexa
| Quetiapine | Zyprexa (olanzapine) |
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| Quetiapine | Zyprexa (olanzapine) |
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Prescription only
Quetiapine is an antipsychotic that calms and sedates, helping to relieve psychotic thoughts and manic and depressive behavior. Sedation, low blood pressure, and weight gain are common side effects... View more |
Prescription only
Zyprexa is a brand (trade) name for olanzapine which is an antipsychotic that may be used to treat schizophrenia or bipolar disorder. Weight gain is common in people who take Zyprexa. Prescribed for... View more |
Related suggestions Depression
Major Depressive Disorder
Schizophrenia
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| More about Quetiapine | More about Zyprexa (olanzapine) | ||||||||||||||||
| Ratings & Reviews | |||||||||||||||||
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Quetiapine has an average rating of 7.2 out of 10 from a total of 2251 ratings on Drugs.com. 63% of reviewers reported a positive effect, while 18% reported a negative effect. |
Zyprexa has an average rating of 5.9 out of 10 from a total of 419 ratings on Drugs.com. 48% of reviewers reported a positive effect, while 32% 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 Quetiapine side effects |
View all Zyprexa 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 Quetiapine prices |
View all Zyprexa prices |
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| Dosage Forms | |||||||||||||||||
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| Brand Names | |||||||||||||||||
| Seroquel, Seroquel XR | Other olanzapine brands include: Zyprexa Intramuscular, Zyprexa Relprevv, Zyprexa Zydis | ||||||||||||||||
| Half Life Drug half-life is the time required for plasma concentration to reduce to half its original value. | |||||||||||||||||
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6 hours |
54 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 745 drugs are known to interact with Quetiapine:
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A total of 664 drugs are known to interact with Zyprexa:
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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 26, 1997 |
September 30, 1996 |
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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.