What the FDA labels say about taking them together
Asenapine and risperidone
Asenapine's FDA label of January 31, 2025 names risperidone in its warnings and precautions section; risperidone's label does not name asenapine itself but warns about its class (Atypical antipsychotics).
Check it at the source: the asenapine FDA label on DailyMed (effective January 31, 2025, Allergan, Inc.); the risperidone FDA label on DailyMed (effective May 28, 2026, Janssen Pharmaceuticals, Inc.).
What does the asenapine label say about risperidone?
Asenapine label, warnings and precautionsPatients with Dementia-Related Psychosis In placebo-controlled trials in elderly subjects with dementia, patients randomized to risperidone, aripiprazole, and olanzapine had a higher incidence of stroke and transient ischemic attack, including fatal stroke.
Source: FDA drug label (SAPHRIS), NDA022117 (Abbvie), as published by Allergan, Inc., effective January 31, 2025 (SPL set 5429f134-839f-4ffc-9944-55f51238def8), via openFDA; the full label on DailyMed
What does the risperidone label say about asenapine?
Risperidone's label does not name asenapine itself; it warns about its class (Atypical antipsychotics):
Risperidone label, boxed warningINCREASED MORTALITY IN ELDERLY PATIENTS WITH DEMENTIA-RELATED PSYCHOSIS Elderly patients with dementia-related psychosis treated with antipsychotic drugs are at an increased risk of death.
Risperidone label, boxed warningElderly patients with dementia-related psychosis treated with antipsychotic drugs are at an increased risk of death.
Source: FDA drug label (RISPERDAL), Janssen Pharmaceuticals, Inc., effective May 28, 2026 (SPL set 7e117c7e-02fc-4343-92a1-230061dfc5e0), via openFDA; the full label on DailyMed
These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.
Both medicines on the record
| Asenapine | Risperidone | |
|---|---|---|
| Labeled for | Schizophrenia, Bipolar disorder | Bipolar disorder, Schizophrenia |
| Boxed warning | Yes | Yes |
| Pharmacy cost (NADAC) | $2.63 per tablet 10 mg tablet sl | $0.0368 per tablet 0.25 mg tablet |
| Shortage now | No current entry | No current entry |
Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)
What next?
- Check more medicines together
- up to five at once