Risperdal vs. Zyprexa

Are Risperdal and Zyprexa the Same Thing?

Risperdal (risperidone) and Zyprexa (olanzapine) are antipsychotic drugs prescribed to treat schizophrenia, bipolar mania.

Risperdal is also used to treat autism.

What Are Possible Side Effects of Risperdal?

Common side effects of Risperdal include:

Tell your doctor if you experience serious side effects of Risperdal including difficulty swallowing, muscle spasms, shaking (tremor), mental/mood changes, or signs of infection (such as fever, persistent sore throat).

SLIDESHOW

Schizophrenia: Symptoms, Types, Causes, Treatment See Slideshow

What Are Possible Side Effects of Zyprexa?

Common side effects of Zyprexa include:

What is Risperdal?

Risperdal (risperidone) is an atypical antipsychotic prescribed to treat:

  • schizophrenia,
  • bipolar mania,
  • and autism.

What is Zyprexa?

Zyprexa (alprazolam) is indicated for the management of anxiety disorders and the short-term relief of symptoms of anxiety in adults. Zyprexa is also indicated for the treatment of panic disorder in adults with or without a fear of places and situations that might cause panic, helplessness, or embarrassment (agoraphobia).

QUESTION

Schizophrenia is the most disabling mental illness. See Answer

What Drugs Interact With Risperdal?

Risperdal may interact with other medicines that make you sleepy (such as cold or allergy medicine, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression, or anxiety), carbamazepine, fluoxetine, paroxetine, phenytoin, phenobarbital, or rifampin.

Risperdal may also interact with cimetidine, ranitidine, clozapine, valproic acid, or medicines used to treat Parkinson's Disease.

What Drugs Interact With Zyprexa?

Zyprexa may interact with other medicines that make you sleepy (such as cold or allergy medicine, narcotic pain medicine, sleeping pills, muscle relaxers, and medicine for seizures, depression, or anxiety), carbamazepine, fluoxetine, rifampin, or medicines used to treat Parkinson's Disease.

Zyprexa may also interact with heart or blood pressure medications, diazepam, olanzapine, fluvoxamine, or omeprazole.

How Should Risperdal Be Taken?

Risperdal dose ranges from 0.5 mg to 8mg/day.

How Should Zyprexa Be Taken?

Oral Zyprexa should be administered on a once-a-day schedule without regard to meals, generally beginning with a 5 to 10 mg initial dose, with a target dose of 10 mg/day within several days.

Disclaimer

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Any drug information published on RxList.com regarding general drug information, drug side effects, drug usage, dosage, and more are sourced from the original drug documentation found in its FDA drug monograph.

Drug information found in the drug comparisons published on RxList.com is primarily sourced from the FDA drug information. The drug comparison information found in this article does not contain any data from clinical trials with human participants or animals performed by any of the drug manufacturers comparing the drugs.

The drug comparisons information provided does not cover every potential use, warning, drug interaction, side effect, or adverse or allergic reaction. RxList.com assumes no responsibility for any healthcare administered to a person based on the information found on this site.

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If you have specific questions regarding a drug’s safety, side effects, usage, warnings, etc., you should contact your doctor or pharmacist, or refer to the individual drug monograph details found on the FDA.gov or RxList.com websites for more information.

You may also report negative side effects of prescription drugs to the FDA by visiting the FDA MedWatch website or calling 1-800-FDA-1088.

References

FDA. Risperdal Drug Information.
https://www.accessdata.fda.gov/drugsatfda_docs/label/2009/020272s056,020588s044,021346s033,021444s03lbl.pdf
Zyprexa Product Information.
http://pi.lilly.com/us/zyprexa_relprevv.pdf

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