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What the FDA labels say about taking them together

Digoxin and ticagrelor

Digoxin's FDA label of December 5, 2024 names ticagrelor in its drug interactions section, and ticagrelor's label names digoxin too. The ticagrelor label: “Digoxin BRILINTA inhibits the P-glycoprotein transporter; monitor digoxin levels with initiation of or change in BRILINTA therapy.”

Check it at the source: the digoxin FDA label on DailyMed (effective December 5, 2024, Advanz Pharma (US) Corp.); the ticagrelor FDA label on DailyMed (effective May 7, 2026, AstraZeneca Pharmaceuticals LP).

What does the digoxin label say about ticagrelor?

Digoxin label, drug interactions

Ticagrelor; 31%; 28%; Measure serum digoxin concentrations before initiating concomitant drugs. Reduce digoxin concentrations by decreasing the dose by approximately 15-30% or by modifying the dosing frequency and continue monitoring.

Source: FDA drug label (Digoxin, NDA021648), Hikma Pharmaceuticals USA Inc., effective April 10, 2025 (SPL set 1b7e5c6e-e052-41b0-a4ce-05dfe62faaaf), via openFDA

Source: FDA drug label (LANOXIN), Advanz Pharma (US) Corp., effective December 5, 2024 (SPL set d91e3646-4c63-4512-ab22-db39c085c4dc), via openFDA; the full label on DailyMed

What does the ticagrelor label say about digoxin?

Ticagrelor label, drug interactions

Digoxin BRILINTA inhibits the P-glycoprotein transporter; monitor digoxin levels with initiation of or change in BRILINTA therapy [see Clinical Pharmacology (12.3) ].

Source: FDA drug label (BRILINTA), AstraZeneca Pharmaceuticals LP, effective May 7, 2026 (SPL set f7b3f443-e83d-4bf2-0e96-023448fed9a8), 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

26Digoxin generic labelers
28Ticagrelor generic labelers
DigoxinTicagrelor
Labeled forHeart failure, Atrial fibrillationHeart attack and coronary artery disease, Stroke prevention
Boxed warningNoYes
Pharmacy cost (NADAC)$0.133 per tablet 125 mcg tablet$0.253 per tablet 90 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?