Keflex Interactions
There are 53 drugs known to interact with Keflex (cephalexin), along with 7 disease interactions, and 1 alcohol/food interaction. Of the total drug interactions, 6 are major, and 47 are moderate.
- View all 53 medications that may interact with Keflex
- View Keflex alcohol/food interactions (1)
- View Keflex disease interactions (7)
Most frequently checked interactions
View interaction reports for Keflex (cephalexin) and the medicines listed below.
- albuterol
- amlodipine
- amoxicillin
- aspirin
- atorvastatin
- Benadryl (diphenhydramine)
- Cymbalta (duloxetine)
- doxycycline
- furosemide
- gabapentin
- ibuprofen
- Lasix (furosemide)
- levothyroxine
- lisinopril
- losartan
- melatonin
- metformin
- MiraLAX (polyethylene glycol 3350)
- Norco (acetaminophen / hydrocodone)
- omeprazole
- oxycodone
- pantoprazole
- prednisone
- tramadol
- trazodone
- Tylenol (acetaminophen)
- Vitamin B12 (cyanocobalamin)
- Vitamin C (ascorbic acid)
- Vitamin D3 (cholecalciferol)
- Zyrtec (cetirizine)
Keflex alcohol/food interactions
There is 1 alcohol/food interaction with Keflex (cephalexin).
Keflex disease interactions
There are 7 disease interactions with Keflex (cephalexin) which include:
Report options
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More about Keflex (cephalexin)
- Keflex consumer information
- Compare alternatives
- Reviews (91)
- Drug images
- Side effects
- Dosage information
- Patient tips
- During pregnancy
- Support group
- Drug class: first generation cephalosporins
- 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.
