Invega vs. Geodon
See how Invega and Geodon compare on approved uses, dosing, side effects, and cost.
Key Takeaways
Invega is a once-daily tablet, while Geodon must be taken twice daily with a substantial meal for the medication to absorb properly.
Both drugs carry a boxed warning about increased mortality in elderly patients with dementia-related psychosis and are not approved for that use.
Geodon has a higher reported rate of extrapyramidal symptoms and a greater risk of QT prolongation, while Invega offers long-acting injectable options Geodon does not.
Invega vs. Geodon Drug Summary
Invega
Invega (paliperidone) is an atypical antipsychotic taken once daily as an extended-release tablet. It is used to treat schizophrenia and schizoaffective disorder by adjusting dopamine and serotonin activity in the brain.
Geodon
Geodon (ziprasidone) is also an atypical antipsychotic, taken as a twice-daily oral capsule with food, or as a short-term injection for acute agitation. It treats schizophrenia along with both the manic and maintenance phases of bipolar disorder.
Invega vs. Geodon Side Effects
Invega
Geodon
Invega vs. Geodon Dosage
Invega
Geodon
| STAGE | DOSE | WHEN |
| Starting dose | 3 mg once daily | At the start |
| Maximum dose | 12 mg once daily | If needed |
| Dose changes | 3 increases | As tolerated |
| STAGE | DOSE | WHEN |
| Starting dose | 20 mg twice daily | At the start |
| Maximum dose | 20-80 mg twice daily | If needed |
| Dose changes | 1 increase | As tolerated |
Invega
| STAGE | DOSE | WHEN |
| Starting dose | 3 mg once daily | At the start |
| Maximum dose | 12 mg once daily | If needed |
| Dose changes | 3 increases | As tolerated |
Geodon
| STAGE | DOSE | WHEN |
| Starting dose | 20 mg twice daily | At the start |
| Maximum dose | 20-80 mg twice daily | If needed |
| Dose changes | 1 increase | As tolerated |
Invega vs. Geodon Indications
Invega
Invega is FDA-approved for schizophrenia in adults and adolescents 12 and older, and for schizoaffective disorder in adults, either alone or alongside mood stabilizers or antidepressants. It is not approved for treating psychosis related to dementia.
Schizophrenia in adults and adolescents (12-17)
Schizoaffective disorder in adults, alone or with mood stabilizers/antidepressants
Not approved for dementia-related psychosis
Geodon
Geodon is FDA-approved for schizophrenia in adults, for acute manic or mixed episodes of bipolar disorder, and for longer-term bipolar maintenance when combined with lithium or valproate. Its injectable form is also used for acute agitation in schizophrenia, but like Invega, it is not approved for dementia-related psychosis.
Schizophrenia in adults
Acute manic or mixed episodes of bipolar disorder
Maintenance bipolar treatment with lithium or valproate
Invega vs. Geodon Pros and Cons
Invega
Invega's once-daily tablet and range of long-acting injectable options make it a flexible choice for people who struggle with daily pills. It carries a lower relative risk of QT prolongation than Geodon, though it still requires monitoring and kidney-based dose adjustments.
Pros
Once-daily dosing simplifies the routine
Long-acting injectable versions available (monthly, every 3 months, or every 6 months)
Lower relative risk of significant QT prolongation than Geodon
No food requirement for the medication to absorb properly
Cons
Higher reported rates of insomnia and akathisia than Geodon's label
Requires dose adjustments based on kidney function
Tablet's outer shell may appear intact in stool, which can alarm patients
Not approved for any bipolar disorder indication
Geodon
Geodon covers a broader range of approved uses, including both acute and maintenance treatment of bipolar disorder, but it must be taken with food and carries a higher risk of QT prolongation than Invega. It also requires monitoring for rarer but serious blood and skin reactions.
Pros
FDA-approved for both acute and maintenance bipolar disorder, not just schizophrenia
Available as a short-term injectable for acute agitation
No renal dose adjustments required once established
Lower reported rate of insomnia than Invega
Cons
Must be taken twice daily with a substantial meal to absorb properly
Greater capacity to prolong the QT interval than many other antipsychotics
Carries added risk of DRESS syndrome and blood cell abnormalities like agranulocytosis
Not approved for use in adolescents
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