Compare chlorpromazine vs. Haldol

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

Chlorpromazine

Haldol
(Haloperidol)

Coming soon.Helps control your thoughts and calms agitation. Haldol (Haloperidol) is okay for treating psychosis and agitation. It's less likely to cause weight gain than other antipsychotics, but it's more likely to cause other bad side effects.
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Reviews & ratings
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Reviews for Haldol (Haloperidol)
37%
+37% vs. Chlorpromazine
41%
+41% vs. Chlorpromazine
35%
35% vs. Chlorpromazine
Side effects
chlorpromazineHaldol

We haven’t found good data for chlorpromazine side effects.

FDA side effect reports for chlorpromazine »

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

More about Haldol side effects »
How it works
chlorpromazineHaldol
Coming soon.Haldol (Haloperidol) is a traditional antipsychotic. Researchers don't know exactly how it works, but it seems to change dopamine activity in your brain, which affects thoughts and mood.
Type of medication
chlorpromazineHaldol
Coming soon.
Antipsychotic
Typical
Prescription only
Available as
chlorpromazineHaldol
  • Pill
  • Pill
  • Liquid
  • Injection
Used for (click to learn more)
chlorpromazineHaldol
  • Acute intermittent porphyria Apprehension
Risk factors for serious side effects
chlorpromazineHaldol
Coming soon.
  • Elderly patients with dementia
      • History of heart problems
      • Drug interactions
        • People with diabetes
        • People with high cholesterol
        • People with diabetes
        • Alcohol
        • Taking other medicines that make you less alert
          Detailed Haldol (Haloperidol) risks & warnings »
          Pregnancy category
          chlorpromazineHaldol
          NFDA pregnancy category (Unknown)

          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.

          See the FDA package insert
          CFDA pregnancy category (Weigh risks vs. benefits)

          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.

          See the FDA package insert
          Alcohol
          No specific alcohol-related info.No specific alcohol-related info.
          Food
          No specific food-related info.
          • Haldol (Haloperidol) can increase your blood sugar and cholesterol. However, Haldol (Haloperidol) is less likely to raise your blood sugar and cholesterol compared to other antipsychotic medications. Exercise and eat healthy food to lower your risk.
          • Haldol (Haloperidol) can cause you to gain weight. However, Haldol (Haloperidol) is less likely to cause weight gain compared to other antipsychotic medications. Exercise and eat healthy food to lower your risk.
          Kidneys and liver
          No specific kidneys and liver-related info.No specific kidneys and liver-related info.
          Sex
          No specific sex-related info.No specific sex-related info.
          Sleep
          No specific sleep-related info.
          • It can cause dizziness, drowsiness, and can lower your blood pressure.
          Weight
          No specific weight-related info.
          • Less likely to cause weight gain and problems with cholesterol and blood sugar than most other antipsychotics.
          • Haldol (Haloperidol) can cause you to gain weight. However, Haldol (Haloperidol) is less likely to cause weight gain compared to other antipsychotic medications. Exercise and eat healthy food to lower your risk.
          Upsides and benefits
          chlorpromazineHaldol
          Coming soon.
          • Effective at relieving psychotic symptoms and agitation.
          • Works just as well as other antipsychotic medicines.
          • Less likely to cause weight gain and problems with cholesterol and blood sugar than most other antipsychotics.
          Downsides and risks
          chlorpromazineHaldol
          Coming soon.
          • It's an older medicine and has a lot more side effects than newer antipsychotics.
          • Compared to other antipsychotics, it causes more hormone problems that can cause nipples to leak fluid, and sudden, dangerous abnormal heart rhythms.
          • Has a higher risk of extrapyramidal symptoms (EPS): movement disorders that include stiffness, tremor, restlessness, and slow, repetitive, or involuntary movements. One of these symptoms (called tardive dyskinesia) is permanent and more likely if you take this medicine for many years.
          • You might need routine blood tests to check how the medicine is affecting your body.
          • All antipsychotics have side effects that make them difficult to take. You might need to try a few different medicines until you find one that works best for you.
          Tips from our pharmacists for people taking the medication
          chlorpromazineHaldol
          Coming soon.
          • It'll take 4 to 6 weeks to see the medication's full effects on your thoughts.
          • It can cause dizziness, drowsiness, and can lower your blood pressure.
          • For the first week, avoid activities like driving that require you to be alert.
          • Immediately tell your doctor if you can't control your muscle movements or if you have a fever or excess sweating.
          • Don't use in elderly people who have dementia.
          • The oral liquid concentrate can be mixed with water or juice before taking it.
          Learn more
          More about chlorpromazineSide effectsFDA package insert
          More about HaldolSide effectsReviews & ratingsAlternativesFDA package insert