Compare Sustol vs. Reglan

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

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Helps prevent nausea and vomiting due to cancer chemotherapies.

Sustol (granisetron) is a long-acting injection that helps to prevent nausea and vomiting due to cancer chemotherapies, but causes bleeding and bruising at the injection site.

Relieves nausea and vomiting.

Reglan (metoclopramide) can stimulate your gut and relieve nausea, but it can only be used for a short period of time due to avoid serious side-effects.

Upsides
  • Each dose of Sustol (granisetron) provides relief from nausea and vomiting for at least 7 days.
  • Dosing is less frequent than alternatives.
  • Injection may be preferrable if you have difficulty swallowing a pill.
  • Especially useful for relieving nausea caused by cancer chemotherapy.
  • Available in an affordable, generic version
  • If tablets are hard for you to swallow, Reglan (metoclopramide) is also available in as an orally disintegrating tablet or liquid form.
Downsides
  • Sustol (granisetron) must be given at the doctor's office or infusion center 30 minutes before chemotherapy.
  • The dose of Sustol (granisetron) needs to be adjusted if you have poor kidney function.
  • Available as an expensive, branded product only.
  • Use for more than 12 weeks can cause involuntary movements of the eyes, tongue, face, arm, or legs.
  • May take a while to relieve nausea and vomiting caused by delayed gastric emptying.
  • Not a good option if you have Parkinson's disease, history of seizures, or blockage in your gut.
  • You may need a lower dose if you have kidney problems.
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Used for
  • Prevention of nausea and vomiting due to cancer chemotherapy
  • Diabetic gastroparesis
  • Gastroesophegeal reflux
  • Prevention of nausea and vomiting associated with chemotherapy
  • Prevention of postoperative nausea and vomiting
  • Radiological exam
  • Small bowel intubation
  • Gastric bezoars
  • Hiccups
  • Acute migraine
  • Treatment of nausea and vomiting in advanced cancer
  • Prevention of radiation therapy-induced nausea and vomiting
Dosage forms
  • Extended-release injection
  • Pill
  • Dissolving tablet
  • Liquid
  • Injectable
Price
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Reviews
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Side effects
The Sustol (granisetron) FDA package insert doesn’t have numbers about how common side effects are.
4possible side effects
  • Restlessness
    10%
  • Drowsiness
    10%
  • Fatigue
    10%
  • Lack of energy
    10%
See more detailed side effects
Risks and risk factors
  • Serotonin syndrome
    • Taking other medicines that affect serotonin levels such as anti-depressants
  • Troublesome stomach side-effects (ileus)
    • Taking other medications that cause constipation such as Norco and Percocet.
  • Injection site reactions
    • Bruising/bleeding more likely if also taking medications that affect blood coagulation
  • Allergic reactions
See more detailed risks and warnings
  • Late, irreversible, involuntary movements (tardive dyskinesia)
    • Elderly
    • Women
    • Diabetics
  • Depression
    • Depression
  • Neuroleptic malignant syndrome
  • Early, reversible involuntary movements (extrapyramidal side-effects)
    • Younger than 30 years old
    • High doses of Reglan (metoclopramide)
    • Children and teens
See more detailed risks and warnings