Nirmatrelvir/Ritonavir and Prednisone Interaction
Drug interaction information between Nirmatrelvir/Ritonavir and Prednisone.
Nirmatrelvir/Ritonavir and Prednisone have a documented minor interaction in FDA labeling.
FDA drug labeling documents a minor-severity interaction between Nirmatrelvir/Ritonavir and Prednisone. 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
Paxlovid can interfere with how the body processes many steroids, but prednisone is suggested as a safer option to use during treatment.
FDA Label Information
Alternative corticosteroids including beclomethasone, prednisone, and prednisolone should be considered.
Nirmatrelvir/Ritonavir Also Interacts With
- Simvastatin major
- Lovastatin major
- Sildenafil major
- Carbamazepine major
- Rifampin major
Prednisone Also Interacts With
- Theophylline major
- Abiraterone minor
- Darunavir minor
- Dolutegravir minor
- Fluconazole minor
Frequently Asked Questions
What SPL severity band is on file for Nirmatrelvir/Ritonavir + Prednisone?
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?
Nirmatrelvir/Ritonavir has 86 labeled pairs on file vs Prednisone's 9. In the minor band specifically: Nirmatrelvir/Ritonavir has 33 (also Atorvastatin, Bupropion, Trazodone, Buspirone); Prednisone has 8 (also Abiraterone, Darunavir, Dolutegravir, Fluconazole).
What mechanism field is on file for Nirmatrelvir/Ritonavir and Prednisone?
Paxlovid can interfere with how the body processes many steroids, but prednisone is suggested as a safer option to use during treatment.
Nirmatrelvir/Ritonavir carries more major-labeled pairs than Prednisone
SPL source-record counts only. This page's band is minor · classes on file: Nirmatrelvir/Ritonavir (Antiviral (Protease Inhibitor Combination)); Prednisone (Corticosteroid).
Nirmatrelvir/Ritonavir has 23 major-labeled pairs vs Prednisone's 1. This page itself is in the minor band, not the major band.
23 major · 30 moderate · 33 minor · 86 total
- Other minor peers for Nirmatrelvir/Ritonavir
- Atorvastatin
- Bupropion
- Trazodone
- Buspirone
1 major · 0 moderate · 8 minor · 9 total
- Other minor peers for Prednisone
- Abiraterone
- Darunavir
- Dolutegravir
- Fluconazole
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.