Risperidone and Dopamine Interaction
Drug interaction information between Risperidone and Dopamine.
Risperidone and Dopamine have a documented minor interaction in FDA labeling.
FDA drug labeling documents a minor-severity interaction between Risperidone and Dopamine. This page displays the available source-record category and label text. The category is not an individual risk estimate or medication-combination direction.
How They Interact
Risperidone blocks the actions of dopamine drugs. This can make the dopamine medicine less effective at treating your symptoms.
FDA Label Information
Levodopa and Dopamine Agonists Risperidone tablets may antagonize the effects of levodopa and dopamine agonists.
Risperidone Also Interacts With
- Amitriptyline major
- Carbamazepine major
- Lithium major
- Erythromycin major
- Ranitidine major
Dopamine Also Interacts With
- Carbidopa/Levodopa moderate
- Deutetrabenazine moderate
- Digoxin moderate
- Tetrabenazine moderate
- Tranylcypromine moderate
Frequently Asked Questions
What SPL severity band is on file for Risperidone + Dopamine?
Compiled FDA labeling labels this pair minor. That is a source-record field, not an individual medication-combination decision.
Which drug in this pair has the larger labeled-interaction portfolio?
Dopamine has 28 labeled pairs on file vs Risperidone's 20. In the minor band specifically: Risperidone has 9 (also Fluoxetine, Clozapine, Bupropion, Carbidopa/Levodopa); Dopamine has 23 (also Amitriptyline, Doxepin, Linezolid, Nortriptyline).
What mechanism field is on file for Risperidone and Dopamine?
Risperidone blocks the actions of dopamine drugs. This can make the dopamine medicine less effective at treating your symptoms.
Risperidone carries more major-labeled pairs than Dopamine
SPL source-record counts only. This page's band is minor · classes on file: Risperidone (Atypical Antipsychotic); Dopamine (Inotropic / Vasopressor).
Risperidone has 6 major-labeled pairs vs Dopamine's 0. This page itself is in the minor band, not the major band.
6 major · 5 moderate · 9 minor · 20 total
- Other minor peers for Risperidone
- Fluoxetine
- Clozapine
- Bupropion
- Carbidopa/Levodopa
0 major · 5 moderate · 23 minor · 28 total
- Other minor peers for Dopamine
- Amitriptyline
- Doxepin
- Linezolid
- Nortriptyline
Sources: FDA Drug Labels (SPL) via openFDA (2026). This is for informational purposes only and is not medical advice. This registry does not provide individual medication-combination directions.
Read our methodology - how this data is sourced, computed, and verified.