Compare Zyprexa vs. Saphris

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

Zyprexa
(olanzapine)

Saphris
(asenapine)

Helps control your thoughts and mood. Zyprexa (Olanzapine) is good for treating psychosis, mania, and agitation. More likely to cause weight gain and sleepiness than other antipsychotics.Treats bipolar disorder and schizophrenia. While Saphris (asenapine) has fewer side effects compared with other medicines that treat bipolar disorder and schizophrenia, it can be more expensive.
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Prices and coupon for 30 (5mg) tablets of olanzapine
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Prices and coupon for 30 (10mg) orally disintegrating tabs of asenapine
Reviews & ratings
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5.09Zyprexa
Reviews for Zyprexa (olanzapine)
41%
of people (All ages) say Zyprexa (olanzapine) is worth it
51%
say it works well
51%
say it's a big hassle
Have you used Zyprexa (olanzapine)?
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Have you used Saphris (asenapine)?
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Side effects
ZyprexaSaphris
  • Dizziness 7%
  • Constipation 6%
  • Personality disorder 4%
  • Weight gain 5%
  • Positional low blood pressure 3%
  • Restlessness 4%
  • Drowsiness 22%
  • Dry mouth 15%
  • Muscle weakness 9%
  • Indigestion 6%
More Zyprexa side effects »
  • Trouble sleeping 2%
  • Sleepiness 6%
  • Difficulty controlling movements 3%
  • Restlessness 3%
  • Numbness in the mouth 4%
  • Dizziness 1%
  • Weight gain 2%
More Saphris side effects »
How it works
ZyprexaSaphris
Zyprexa (Olanzapine) is an atypical antipsychotic. Researchers don't know exactly how it works. It seems to change dopamine and serotonin activity in your brain, which affects thoughts and mood.While it's not clear how Saphris (asenapine) helps to treat bipolar disorder or schizophrenia, it changes the amount of dopamine and serotonin in the brain, two chemicals that are known to regulate mood.
Type of medication
ZyprexaSaphris
Prescription only
Prescription only
Available as
ZyprexaSaphris
  • Pill
  • Dissolving tablet
  • Injection
  • Dissolving pill
Used for
ZyprexaSaphris
Risk factors for serious side effects
ZyprexaSaphris
  • Elderly patients with dementia
      • History of heart problems
      • Drug interactions
        • People with diabetes
        • People with high cholesterol
        • People with diabetes
        • Alcohol
        • Taking other medicines that make you less alert
          Detailed Zyprexa (olanzapine) risks & warnings »
          • People age 65 or older with dementia and psychosis
          • Taking antipsychotic medications
              • High blood pressure
              • History of heart disease
                Detailed Saphris (asenapine) risks & warnings »
                Pregnancy

                Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

                Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

                Food
                ZyprexaSaphris
                • Zyprexa (Olanzapine) can increase your blood sugar and cholesterol. Zyprexa (Olanzapine) is more likely to raise your blood sugar and cholesterol compared to other antipsychotic medications. Exercise and eat healthy food to lower your risk.
                • Zyprexa (Olanzapine) can cause you to gain weight. Zyprexa (Olanzapine) is more likely to cause weight gain compared to other antipsychotic medications. Exercise and eat healthy food to lower your risk.
                No food related info.
                Sleep
                ZyprexaSaphris
                • Might make you more sleepy than some antipsychotics.
                • Can cause dizziness and drowsiness.
                No sleep related info.
                Weight
                ZyprexaSaphris
                • More likely to cause weight gain and problems with cholesterol or blood sugar compared to other antipsychotics.
                • May cause weight gain and worsen cholesterol or blood sugar.
                • Zyprexa (Olanzapine) can cause you to gain weight. Zyprexa (Olanzapine) is more likely to cause weight gain compared to other antipsychotic medications. Exercise and eat healthy food to lower your risk.
                • People on medicines like Saphris (asenapine) have had weight gain and higher blood sugar to the point of having diabetes. Your doctor will work with you to stop that from happening.
                Upsides and benefits
                ZyprexaSaphris
                • Effective at relieving psychotic symptoms, manic episodes, and agitation in people with schizophrenia and bipolar disorder.
                • Lowers relapse rates for schizophrenia and bipolar disorder.
                • Antipsychotic medicines are all about equally effective.
                • Less likely to cause heart problems than some antipsychotics.
                • Saphris (asenapine) can be used to treat bipolar disorder in children age 10 or older, and schizophrenia in children age 12 or older.
                • You don't need water to take Saphris (asenapine); the pill dissolves in your mouth right away.
                • Compared to other medicines, the side effects of Saphris (asenapine) are milder.
                Downsides and risks
                ZyprexaSaphris
                • More likely to cause weight gain and problems with 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, 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 one that works for you and that you can tolerate.
                • Saphris (asenapine) is only available as a brand name.
                • Compared to other medicines, Saphris (asenapine) can cause changes in your hormones and make you sleepy.
                • You have to take Saphris (asenapine) twice a day, which can be hard to remember.
                Tips from our pharmacists for people taking the medication
                ZyprexaSaphris
                • Takes 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 worsen 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 it.
                • To take Saphris (asenapine), place the pill under your tongue and let it dissolve completely. Don't chew or swallow the pill, and don't eat or drink for 10 minutes after you take it.
                • You might feel numbness or tingling in your mouth or throat after you take Saphris (asenapine). This usually goes away after an hour.
                • Don't drive or do anything requiring concentration until you know how Saphris (asenapine) affects you.
                • Don't stop taking Saphris (asenapine) suddenly without talking to your doctor first because it can be very dangerous.
                • If you miss a dose of Saphris (asenapine), take it as soon as you remember, unless it’s time for your next dose; don't take 2 doses at the same time.
                • Keep Saphris (asenapine) in your pantry away from heat, moisture, and light. Don't store it in your bathroom's medicine cabinet.
                Learn more
                More about ZyprexaSide effectsReviews & ratingsAlternativesFDA package insert
                Have you used Zyprexa (olanzapine)?
                Worth itNot sureNot worth it
                More about SaphrisSide effectsReviews & ratingsAlternativesFDA package insert
                Have you used Saphris (asenapine)?
                Worth itNot sureNot worth it