Compare Geodon vs. chlorpromazine

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

Geodon
(ziprasidone)

Thorazine
(chlorpromazine)

Helps control your thoughts and mood. Geodon (Ziprasidone) treats bipolar disorder and schizophrenia, and causes fewer side effects than similar medicines. It’s not a good choice if you have heart problems.Stabilizes your mood. Thorazine (chlorpromazine) has more side effects than other medicines like it. It is most useful during psychotic episodes because it slows you down quickly.
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Coupons for Geodon
Best available price for 30 (40mg) capsules of ziprasidone
Coupons for chlorpromazine
Best available price for 60 (25mg) tablets of chlorpromazine
Reviews & ratings
Filter group. All currently selected
Filter group. All currently selected
4.61Geodon
Reviews for Geodon (ziprasidone)
43%
of people (All ages) say Geodon (ziprasidone) is worth it
43%
say it works well
30%
say it's a big hassle
Have you used Geodon (ziprasidone)?
Worth itNot sureNot worth it
Reviews for Thorazine (chlorpromazine)
Not enough review data. Review it!
-43% worse vs. Geodon (ziprasidone)
Not enough review data. Review it!
-43% worse vs. Geodon (ziprasidone)
Not enough review data. Review it!
+30% better vs. Geodon (ziprasidone)
Have you used Thorazine (chlorpromazine)?
Worth itNot sureNot worth it
Side effects
Geodonchlorpromazine
  • Extrapyramidal symptoms 6%
  • Drowsiness 7%
  • Nausea 3%
  • Constipation 1%
  • Respiratory tract infection 5%
  • Dizziness 2%
  • Indigestion 1%
  • Restlessness 1%
  • Muscle weakness 2%
  • Diarrhea 1%
More Geodon side effects »

The chlorpromazine FDA package insert doesn’t have numbers about how common side effects are.

More about chlorpromazine side effects »
How it works
Geodonchlorpromazine
Geodon (Ziprasidone) is a second generation antipsychotic. It treats schizophrenia and bipolar disorder by adjusting the levels of dopamine and serotonin in your brain, which affects thoughts and mood.Thorazine (chlorpromazine) is a derivative of phenothiazine, which regulates dopamine levels in your brain to improve your mood.
Type of medication
Geodonchlorpromazine
Prescription only
Prescription only
Available as
Geodonchlorpromazine
  • Pill
  • Injection
  • Pill
  • Injection
Used for
Geodonchlorpromazine
Risk factors for serious side effects
Geodonchlorpromazine
  • Elderly patients with dementia
  • History of heart problems
  • Drug interactions
  • Low potassium
  • Low magnesium
Detailed Geodon (ziprasidone) risks & warnings »
  • People over 65 with dementia and psychosis
  • Taking antipsychotic medications
  • Asthma
  • COPD
  • Acute respiratory infections
Detailed Thorazine (chlorpromazine) 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.

The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.

Alcohol
Geodonchlorpromazine
No alcohol related info.
  • Don't combine with alcohol or narcotics because it can cause you to stop breathing.
Sleep
Geodonchlorpromazine
  • Can cause drowsiness when you first start taking it, so avoid activities that require you to be alert until you know how it affects you.
  • Can make you very sleepy so don't drive or do anything that requires concentration until you know how it affects you.
Weight
Geodonchlorpromazine
  • It causes slightly less weight gain than similar medicines.
No weight related info.
Upsides and benefits
Geodonchlorpromazine
  • Geodon (Ziprasidone) can be used with lithium or valproate to better treat bipolar disorder.
  • Geodon (Ziprasidone) can treat agitation in people with schizophrenia by reducing symptoms of anxiety, nervousness, and distress.
  • Compared to other antipsychotics, it has a lower risk of weight gain, hyperglycemia, and hyperlipidemia.
  • The Geodon (Ziprasidone) capsule is available as a generic.
  • The injectable form can treat sudden agitation in schizophrenia when it's not possible to use the capsules.
  • It's available as a pill that you take by mouth daily for continuous treatment and as an injection used for short-term treatment of agitation.
  • Acts fast to slow you down during a psychotic episode.
  • Can also be used for nausea or migraines.
  • Safe for use in children as young as 6 months.
  • Comes in a sugar-coated pill for easy administration.
Downsides and risks
Geodonchlorpromazine
  • Elderly people with dementia shouldn’t take Geodon (Ziprasidone).
  • You shouldn’t take Geodon (Ziprasidone) if you have a history of heart problems (slow heart rate, recent heart attack, heart failure, or heart rhythm problems). It’s also not safe to take if you have low potassium or magnesium, or are taking medicines that increase the risk of this happening (diuretics).
  • You'll need to get blood tests before you start taking Geodon (Ziprasidone).
  • It causes slightly less weight gain than similar medicines.
  • Can't take Geodon (Ziprasidone) capsules and injections at the same time. Capsules should be used instead of the injection as soon as possible.
  • Has more side effects than other medicines like it.
  • Can affect how your other medicines work.
  • Makes you more sensitive to the sun.
  • Can make you dizzy or lightheaded, especially when injected.
  • Cannot be stopped right away.
Tips from our pharmacists for people taking the medication
Geodonchlorpromazine
  • It usually takes 4 to 6 weeks to see the full effects, so hang in there and wait until it works to figure out the right dose for you.
  • Take Geodon (Ziprasidone) twice a day, preferably with food.
  • Can cause drowsiness when you first start taking it, so avoid activities that require you to be alert until you know how it affects you.
  • Geodon (Ziprasidone) can cause heart problems, so call your doctor right away if you faint or feel a change in your heartbeat.
  • Let your doctor know if you're taking a diuretic (water pill) or have a condition like chronic diarrhea that'll lower the amount of potassium or magnesium in your blood.
  • Can make you very sleepy so don't drive or do anything that requires concentration until you know how it affects you.
  • Can cause involuntary muscle movements just like other medicines for your mood.
  • Can dry you out and make you more sensitive to the sun.
  • Don't combine with alcohol or narcotics because it can cause you to stop breathing.
  • Cannot be stopped suddenly.
Learn more
More about GeodonSide effectsReviews & ratingsAlternativesFDA package insert
Have you used Geodon (ziprasidone)?
Worth itNot sureNot worth it
More about chlorpromazineSide effectsAlternativesFDA package insert
Have you used Thorazine (chlorpromazine)?
Worth itNot sureNot worth it