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Zyprexa / Olanzapine Side Effects

Bipolar Medications Library


Updated June 25, 2014

Catalogue of side effects for the medication Olanzapine - Zyprexa, which is used to treat schizophrenia and acute manic episodes in bipolar disorder. It is classed as an atypical antipsychotic.

Common Side Effects:

Check with your doctor if any of the following side effects continue or are bothersome:

Constipation; dizziness; dizziness or fainting when getting up suddenly from a lying or sitting position; drowsiness; dryness of mouth; headache; runny nose; vision problems; weakness; weight gain

Less Common Side Effects:

Check with your doctor if any of the following side effects continue or are bothersome:

Abdominal pain; awareness of heartbeat; decrease in sexual desire; double vision; fast heartbeat; increased appetite; increased cough; increased sensitivity of skin to sunlight; joint pain; low blood pressure; nausea; sore throat; stuttering; thirst; tightness of muscles; trouble in controlling urine; trouble in sleeping; vomiting; watering of mouth; weight loss

Always Notify Doctor:

More Common: Agitation; behavior problems; difficulty in speaking or swallowing; restlessness or need to keep moving; stiffness of arms or legs; trembling or shaking of hands and fingers

Less Common: Chest pain; fever; flu-like symptoms; inability to move eyes; lip smacking or puckering; mood or mental changes, such as anger, anxiety, giddiness, loss of memory, or nervousness; muscle spasms of face, neck, and back; puffing of cheeks; rapid or worm-like movements of tongue; swelling of feet or ankles; twitching movements; uncontrolled chewing movements; uncontrolled movements of arms and legs

Rare: Changes in menstrual period; confusion; mental or physical sluggishness; skin rash; swelling of face; trouble in breathing

Other side effects not listed above may also occur in some patients. If you notice any other effects, check with your doctor.

Further Reading

  1. About.com
  2. Health
  3. Bipolar Disorder
  4. Medications
  5. Antipsychotics
  6. Zyprexa
  7. Zyprexa (Olanzapine) Bipolar Drug Side Effects

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