Compare Zyprexa vs. Abilify

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Zyprexa
(olanzapine)

Abilify
(aripiprazole)

Helps control your thoughts and mood. Zyprexa (olanzapine) is good for treating psychosis, mania, and agitation, but it's more likely to cause weight gain and sleepiness than other antipsychotics.Helps control your thoughts and mood. Abilify (aripiprazole) is good for treating psychosis and mania, and can help with depression. It's less likely to cause side effects than other antipsychotics.
Reviews & ratings
Filter group. All currently selected
Filter group. All currently selected
5.09Zyprexa
Reviews for Zyprexa
41%
of people (All ages) say Zyprexa is worth it
51%
say it works well
51%
say it's a big hassle
Have you used Zyprexa (olanzapine)?
Worth itNot sureNot worth it
Reviews for Abilify
44%
-3% worse vs. Zyprexa
40%
+11% better vs. Zyprexa
34%
-17% worse vs. Zyprexa
252 reviews
Have you used Abilify (aripiprazole)?
Worth itNot sureNot worth it
Side effects
ZyprexaAbilify
  • Dizziness 7%
  • Constipation 6%
  • Personality disorder 4%
  • Weight gain 5%
  • Feeling dizzy/faint when standing up 3%
  • Akathisia (can't sit still) 4%
  • Drowsiness 22%
  • Dry mouth 15%
  • Weakness 9%
  • Stomach problems 6%
More Zyprexa side effects »
  • Sleepiness 20%
  • Difficulty controlling movements 17%
  • Fatigue 7%
  • Nausea 7%
  • Restlessness 8%
  • Blurred vision 8%
  • Excess drooling 6%
  • Dizziness 4%
  • Extreme restlessness 21%
  • Insomnia 6%
More Abilify side effects »
How it works
ZyprexaAbilify
Zyprexa (olanzapine) is an atypical antipsychotic. Researchers don't know exactly how it works. It seems to change chemical activity (like dopamine and serotonin) in your brain, which affects thoughts and mood.Abilify (aripiprazole) is an atypical antipsychotic. It stabilizes dopamine and serotonin levels in your brain to help control your thoughts and affect mood.
Type of medication
ZyprexaAbilify
Prescription onlyPrescription only
Available as
ZyprexaAbilify
  • Pill
  • Dissolving tablet
  • Injection
  • Pill
  • Dissolving tablet
  • Liquid
  • Injection
Used for
ZyprexaAbilify
Risk factors for serious side effects
ZyprexaAbilify
  • Elderly patients with dementia
  • History of heart problems
  • Drug interactions
  • People with diabetes
  • People with high cholesterol
Detailed Zyprexa (olanzapine) risks & warnings »
  • Elderly patients with dementia
  • Age 24 years or younger
  • Use of antidepressant medications
  • People with diabetes
  • People with high cholesterol
Detailed Abilify (aripiprazole) risks & warnings »
Pregnancy
Sleep
ZyprexaAbilify
  • Can cause dizziness and drowsiness.
  • Might make you more sleepy than some antipsychotics.
No sleep related info.
Weight
ZyprexaAbilify
  • Zyprexa (olanzapine) is more likely to raise your blood sugar and cholesterol compared to other antipsychotic medications. Zyprexa (olanzapine) can also cause you to gain weight. Exercise and eat healthy food to lower your risk.
  • May cause weight gain and increased cholesterol or blood sugar.
  • More likely to cause weight gain and increase cholesterol or blood sugar compared to other antipsychotics.
  • Abilify (aripiprazole) can make you gain weight, which can also increase your blood sugar and cholesterol. If you're at risk for diabetes, high blood pressure or high cholestetrol, talk to your doctor how to lower your risk.
Upsides and benefits
ZyprexaAbilify
  • Effective at relieving psychotic symptoms, manic episodes, and agitation in people with schizophrenia and bipolar disorder.
  • Less likely to cause heart problems than other antipsychotics.
  • Less likely to cause movement problems compared to older antipsychotics.
  • Effective at relieving psychotic symptoms and manic episodes.
  • More energizing than other antipsychotics.
  • Fewer side effects than other antipsychotics.
  • Studies show that it can also be helpful for depression, especially in women, if your symptoms don't go away with an antidepressant alone.
  • Available as a generic, which is cheaper.
Downsides and risks
ZyprexaAbilify
  • More likely to cause weight gain and increase cholesterol or blood sugar compared to other antipsychotics.
  • Might make you more sleepy than some antipsychotics.
  • Mild risk of Extrapyramidal Symptoms (EPS): Movement disorders that include stiffness, tremor, restlessness, and slow, repetitive movements you can't control.
  • You may need routine blood tests to check how the medicine is affecting your body..
  • Mild risk of extrapyramidal symptoms (EPS), a movement disorder that includes stiffness, tremor, restlessness, and slow, repetitive, or involuntary movements.
  • You might need routine blood tests to check how the medicine is affecting your body.
  • All antipsychotics come with side effects that make them difficult to take. You might need to try a few different medicines until you find the one that works for you and that you can tolerate.
Tips from our pharmacists for people taking the medication
ZyprexaAbilify
  • Takes at least 4 to 6 weeks to see full effects on thoughts and mood.
  • Can cause dizziness and drowsiness.
  • For the first week, avoid activities that require you to be alert.
  • May cause weight gain and increased cholesterol or blood sugar.
  • Report any unusual thoughts, inability to control muscle movements, or fever and excess sweating to your doctor.
  • Elderly people with dementia shouldn't take Zyprexa (olanzapine).
  • Takes 4 to 6 weeks to see full effects on thoughts and mood.
  • Makes you energized. Take in the morning to avoid difficulty sleeping.
  • For the first week, avoid activities that require you to be alert.
  • May increase cholesterol or blood sugar.
  • Report any unusual thoughts, inability to control muscle movements, or fever and excess sweating to your doctor.
  • Available in pills that you take daily, and as a monthly injection.
Learn more
More about ZyprexaSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Zyprexa (olanzapine)?
Worth itNot sureNot worth it
More about AbilifySide effectsReviews & ratingsAlternativesFDA package insert
Have you used Abilify (aripiprazole)?
Worth itNot sureNot worth it