Compare Zyprexa vs. fluphenazine

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

Zyprexa (olanzapine)

Prescription only

Prolixin (fluphenazine)

Prescription only
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.

3.7/ 5 average rating with 68 reviewsforZyprexa
Treats schizophrenia and psychosis.

Prolixin (fluphenazine) can stabilize your mood. It is used to find the right dose for you before moving to a long-acting injection.

Upsides
  • 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.
  • Good at stabilizing your mood.
  • Available in several oral and injectable forms, including a long-acting injection that is taken less frequently.
Downsides
  • 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..
  • Can make you sensitive to the sun.
  • Can affect how your body regulates your temperature.
  • Can make it difficult for you to control your movements if you've been on Prolixin (fluphenazine) for a while.
Used for
Dosage forms
  • Pill
  • Dissolving tablet
  • Injection
  • Pill
  • Liquid
  • Injection
Price
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Reviews
68 reviews so far
41%
saidit'sworth it
51%
saiditworked well
51%
saidit'sa big hassle

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Side effects
9possible side effects
  • Drowsiness
    48%
  • Weight gain
    28%
  • Increased appetite
    28%
  • Headache
    17%
  • Fatigue
    14%
  • Dizziness
    7%
  • Dry Mouth
    7%
  • Abdominal pain
    6%
  • Pain in extremity
    5%
See more detailed side effects
The Prolixin (fluphenazine) FDA package insert doesn’t have numbers about how common side effects are.
Risks and risk factors
  • Increased risk of death
    • Elderly patients with dementia
  • Blood disorders
  • Neuroleptic malignant syndrome
  • Heart problems
    • History of heart problems
    • Drug interactions
  • Shaking and restlessness
  • Higher blood sugar, high cholesterol, and weight gain
    • People with diabetes
    • People with high cholesterol
See more detailed risks and warnings
  • Increased risk of death
    • People over 65 with dementia and psychosis
  • Difficulty controlling movements
  • Neuroleptic malignant syndrome
    • Taking antipsychotic medications
  • Low white blood cell count
See more detailed risks and warnings