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What the FDA labels say about taking them together

Elexacaftor/ivacaftor/tezacaftor and nateglinide

Elexacaftor/ivacaftor/tezacaftor's FDA label of June 22, 2026 names nateglinide in its drug interactions section; the nateglinide label PlainMeds reads does not name elexacaftor/ivacaftor/tezacaftor. The elexacaftor/ivacaftor/tezacaftor label: “Concomitant use of TRIKAFTA may increase exposures of medicinal products that are substrates of these transporters, such as statins, glyburide, nateglinide and repaglinide.”

Check it at the source: the elexacaftor/ivacaftor/tezacaftor FDA label on DailyMed (effective June 22, 2026); the nateglinide FDA label on DailyMed (effective February 24, 2025, Strides Pharma Science Limited).

What does the elexacaftor/ivacaftor/tezacaftor label say about nateglinide?

Elexacaftor/ivacaftor/tezacaftor label, drug interactions

Concomitant use of TRIKAFTA may increase exposures of medicinal products that are substrates of these transporters, such as statins, glyburide, nateglinide and repaglinide.

Source: FDA drug label (Trikafta), Vertex Pharmaceuticals Incorporated, effective June 22, 2026 (SPL set f354423a-85c2-41c3-a9db-0f3aee135d8d), via openFDA; the full label on DailyMed

What does the nateglinide label say about elexacaftor/ivacaftor/tezacaftor?

Nateglinide's label (effective February 24, 2025) does not name elexacaftor/ivacaftor/tezacaftor in these sections. A label lists what its studies and reports found; it is not a complete list.

Source: FDA drug label (Nateglinide), Strides Pharma Science Limited, effective February 24, 2025 (SPL set 0ccf9b07-3c21-482d-abeb-a06ceb482c7b), via openFDA; the full label on DailyMed

These are the labels' own sentences. PlainMeds does not grade interactions; a pharmacist or prescriber can say what they mean for one person's medicines.

Both medicines on the record

0Elexacaftor/ivacaftor/tezacaftor generic labelers
9Nateglinide generic labelers
Elexacaftor/ivacaftor/tezacaftorNateglinide
Labeled forn/aType 2 diabetes
Boxed warningYesNo
Pharmacy cost (NADAC)n/a$0.179 per tablet 60 mg tablet
Shortage nowNo current entryNo current entry

Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)

What next?