Clinical interactions & pharmacogenomics
Drug interaction checker
Enter up to four medications. The tool checks every pair against a curated library sourced from FDA labels and CPIC Guidelines, and flags pharmacogenomic differences that matter for Black patients (CYP2C19, CYP2D6, VKORC1, ADRB2).
No curated interactions found
We don’t have a curated entry for this combination. That doesn’t mean it’s safe — it means our curated library doesn’t cover it. Ask your pharmacist, who runs a full-regimen check at fill time.
Always talk to your pharmacist. This tool is educational and only surfaces interactions we can cite. Pharmacy software checks every combination in your full medication regimen against continually-updated databases like Lexicomp and Micromedex — use this tool to sharpen the questions you bring to that conversation, not to replace it.