Compare Zofran vs. Sancuso

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

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Zofran (ondansetron)

Prescription only

Sancuso (granisetron)

Prescription only
Helps prevent nausea and vomiting.

Zofran (ondansetron) works well to prevent nausea and vomiting. It's available in different forms that you don't have to swallow in case you can't keep anything down.

3.6/ 5 average rating with 366 reviewsforZofran
Helps reduce nausea and vomiting.

Sancuso (granisetron) is a good choice to reduce nausea and vomiting if it's hard for you to take oral medicines, but is very expensive.

Upsides
  • Zofran (ondansetron) comes in many different forms that you don't have to swallow, such as a film that goes on the tongue or a dissolving pill.
  • Zofran (ondansetron) is fast-acting and starts working within 30 minutes.
  • Unlike some other nausea medicines, the side effects for Zofran (ondansetron) are relatively mild.
  • Each Sancuso (granisetron) patch provides around-the-clock relief from nausea and vomiting for up to 7 days without having to re-dose and without problems associated with missing a dose.
  • May be a better option for some people on multi-day chemotherapy regimens.
Downsides
  • Zofran (ondansetron) doesn't treat nausea and vomiting that's already happening. It only works to prevent future episodes.
  • High doses of Zofran (ondansetron) can cause problems with heart rhythm if you're at risk.
  • If you are also taking antidepressants, you are at higher risk of developing a dangerous condition called serotonin syndrome. Talk with your doctor about your risks.
  • Must be applied at least 24 hours before the scheduled chemotherapy.
  • Sancuso (granisetron) has the possibility of interacting with antidepressants that can result in a dangerous build up of serotonin.
  • Must restrict from certain activites such as swimming and strenous excerise while wearing Sancuso (granisetron).
  • Should be used with caution in people with any heart condition.
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Used for
  • Nausea and vomiting due to cancer medicines
  • Prevention of nausea and vomiting due to radiation therapy and after surgery
  • Severe nausea and vomiting in pregnancy
Dosage forms
  • Pill
  • Disintegrating tablet
  • Liquid
  • Sublingual film
  • Patch
Price
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Reviews
366 reviews so far
66%
saidit'sworth it
51%
saiditworked well
15%
saidit'sa big hassle

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Side effects
8possible side effects
  • Headache
    9%
  • Oxygen deficiency
    9%
  • Fever
    8%
  • Dizziness
    7%
  • Gynecologic problems
    7%
  • Anxiety
    6%
  • Problems urinating
    5%
  • Itching
    5%
See more detailed side effects
The Sancuso (granisetron) FDA package insert doesn’t have numbers about how common side effects are.
Risks and risk factors
  • Serotonin syndrome
    • Taking antidepressants, lithium, or some migraine medicines with Zofran (ondansetron).
  • Heart rhythm problems
    • History of long QT syndrome
    • Very high doses of Zofran (ondansetron)
    • Taking other medicines causing heart rhythm problems
    • Low magneium or potassium
    • Heart failure
  • Masking of intestinal blockage and stomach bloating
    • Abdominal surgery
    • Chemotherapy
See more detailed risks and warnings
  • Rare serious drug interaction
    • Taking other medicines that affect serotonin levels such as tramadol and anti-depressants
  • Heart disease
  • Masking of intestinal blockage and stomach bloating
  • Skin reactions
  • Heat exposure
    • Exposure to heat
  • Sun exposure
    • Exposure to sun
See more detailed risks and warnings