Generic Name: Olanzapine (oh-LAN-za-pean)Drug Class: Antipsychotic, Thienobenzodiazepines
- Drug Uses
- General Information
- How it Works
- How to Take It
- Possible Side Effects
- Warnings and Precautions
- Drug Interactions
- Missing a Dose
- Pregnancy or Nursing
Used in treating thinking problems and other difficulties as seen in psychosis.
This medicine is also used for treatment of mania in bipolar patients. You
doctor may prescribe this medicine for other purposes as well, such as treating
marijuana-induced psychotic disorder.
The use of herbs kola or ma huang may cause unwanted nervousness or excitability.
Ginseng should not be combined with this medicine. Valerian and kava kava
may cause increased drowsiness when combined with this medicine. Olanzapine
is removed from the body up to 40% faster in people who smoke compared to
those that donít.
How it Works
How to Take It
Possible Side Effects
- dizziness, drowsiness
- edema (fluid retention)
- weight gain
- Talk to your doctor immediately if you experience hair loss, abnormal movements, or if you have difficulty swallowing.
- Do NOT take this medicine if you have had an allergic reaction while taking it before.
- Talk to your doctor if you have:
- a seizure disorder
- narcoleptic malignant syndrome
- liver disease
- low blood pressure
- heart disease
- narrow angle glaucoma
- history of breast cancer
- or you have problems swallowing
- If you plan to have surgery under general or spinal anesthesia in the near future, talk to your doctor first.
- You should NOT drive and your activities should be restricted due to drowsiness or dizziness that may be caused by taking this medicine.
- Seek medical attention immediately. For non emergencies, contact your local or regional poison control center at 1-800-222-1222.
- Taking other sedative medications with olanzapine may result in added drowsy effects. Carbamazepine (Tegretol) can cause up to a 50% removal of olanzapine from the body. Certain antibiotics, (fluroquinolones), fluvoxamine (Luvox) can cause olanzapine toxicity. Medicines that decrease the effects of olanzapine are omeprazole (Prilosec) and rifampin. Talk to your doctor or pharmacist if you are taking lithium or have further questions about drug interactions with this medicine.
Keep this medication in the container it came in, tightly closed, and out
of reach of children. Store it at room temperature and away from excess heat
and moisture (not in the bathroom). Throw away any medication that is outdated
or no longer needed.
More InformationFor more information, talk to your doctor, pharmacist or health care provider.
Last reviewed: By John M. Grohol, Psy.D. on 19 May 2015
Published on PsychCentral.com. All rights reserved.