Compare granisetron vs. Zyprexa

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

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granisetron

Prescription only

Zyprexa (olanzapine)

Prescription only
Helps prevent nausea and vomiting due to chemotherapy or radiation treatment

granisetron is a safe and effective medication used for preventing nausea and vomiting due to chemotherapy and radiation, but it can be very expensive.

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
Upsides
  • granisetron is effective even for those who are using chemotherapy that is associated with a high risk for causing nausea and vomiting.
  • Safe and effective option for older people, unlike some other alternatives.
  • You only need to take granisetron on the days you actually receive chemotherapy and radiation.
  • A patch form of the medication is available for those who don't want to or who are unable to take pills.
  • Safe to use for people with kidney problems.
  • 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.
Downsides
  • granisetron only prevents symptoms of nausea and vomiting so you must take the medication before you get chemotherapy or radiation treatment.
  • Can affect the natural rhythm of your heart, especially if you take other medications that can also potentially cause the same problem.
  • Might not be a good option for those who are on certain antidepressants.
  • granisetron is very expensive compared to similar alternatives.
  • Very likely to cause side effects like headache and constipation.
  • 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..
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Used for
  • Prevention of chemotherapy-associated nausea and vomiting
  • Prevention of radiation-associated nausea and vomiting
  • Prevention of post-surgery nausea and vomiting
Dosage forms
  • Pill
  • Pill
  • Dissolving tablet
  • Injection
Price
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Reviews
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68 reviews so far
41%
saidit'sworth it
51%
saiditworked well
51%
saidit'sa big hassle

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Side effects
6possible side effects
  • Headache
    20%
  • Weakness
    18%
  • Constipation
    14%
  • Diarrhea
    9%
  • Indigestion
    6%
  • Stomach pain
    4%
See more detailed 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
Risks and risk factors
  • Serotonin syndrome
    • Taking other medications that also affect serotonin levels in the brain
  • Effects on heart
    • History of arrhythmias
    • Taking other medications that can also cause irregular heartbeat
    • Electrolyte imbalance
  • Constipation
    • History of constipation problems
    • Those who had recent abdominal surgery
See more detailed risks and warnings
  • 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