Allegra Interactions
There are 112 drugs known to interact with Allegra (fexofenadine), along with 1 disease interaction, and 1 alcohol/food interaction. Of the total drug interactions, 100 are moderate, and 12 are minor.
- View all 112 medications that may interact with Allegra
- View Allegra alcohol/food interactions (1)
- View Allegra disease interactions (1)
Most frequently checked interactions
View interaction reports for Allegra (fexofenadine) and the medicines listed below.
- albuterol
- albuterol
- Benadryl (diphenhydramine)
- Benadryl (diphenhydramine)
- Flonase (fluticasone nasal)
- Flonase (fluticasone nasal)
- gabapentin
- gabapentin
- ibuprofen
- ibuprofen
- levothyroxine
- levothyroxine
- lisinopril
- lisinopril
- metformin
- metformin
- omeprazole
- omeprazole
- prednisone
- prednisone
- Singulair (montelukast)
- Singulair (montelukast)
- Tylenol (acetaminophen)
- Tylenol (acetaminophen)
- Vitamin B12 (cyanocobalamin)
- Vitamin B12 (cyanocobalamin)
- Vitamin D3 (cholecalciferol)
- Vitamin D3 (cholecalciferol)
- Zyrtec (cetirizine)
- Zyrtec (cetirizine)
Allegra alcohol/food interactions
There is 1 alcohol/food interaction with Allegra (fexofenadine).
Allegra disease interactions
There is 1 disease interaction with Allegra (fexofenadine) which include:
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More about Allegra (fexofenadine)
- Allegra consumer information
- Compare alternatives
- Reviews (93)
- Drug images
- Side effects
- Dosage information
- During pregnancy
- Support group
- Drug class: antihistamines
- Breastfeeding
Related treatment guides
Drug Interaction Classification
| Highly clinically significant. Avoid combinations; the risk of the interaction outweighs the benefit. | |
| Moderately clinically significant. Usually avoid combinations; use it only under special circumstances. | |
| Minimally clinically significant. Minimize risk; assess risk and consider an alternative drug, take steps to circumvent the interaction risk and/or institute a monitoring plan. | |
| No interaction information available. |
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
