What the FDA labels say about taking them together
Digoxin and teriparatide
Digoxin's FDA label of December 5, 2024 names teriparatide in its drug interactions section, and teriparatide's label names digoxin too. The teriparatide label: “DRUG INTERACTIONS Digoxin: Transient hypercalcemia may predispose patients to digitalis toxicity”
Check it at the source: the digoxin FDA label on DailyMed (effective December 5, 2024, Advanz Pharma (US) Corp.); the teriparatide FDA label on DailyMed (effective August 3, 2026, Eli Lilly and Company).
What does the digoxin label say about teriparatide?
Digoxin label, drug interactionsParathyroid Hormone Analog Teriparatide Sporadic case reports have suggested that hypercalcemia may predispose patients to digitalis toxicity.
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 teriparatide label say about digoxin?
Teriparatide label, drug interactionsDRUG INTERACTIONS Digoxin: Transient hypercalcemia may predispose patients to digitalis toxicity
Teriparatide label, warnings and precautionsConsider the potential onset of signs and symptoms of digitalis toxicity when FORTEO is used in patients receiving digoxin [see Drug Interactions ( 7.1 ) and Clinical Pharmacology ( 12.3 )].
Source: FDA drug label (Bonsity, NDA211939), Alvogen Inc., effective June 1, 2025 (SPL set 2d0c89a2-3849-adf6-007d-aeca21cf417c), via openFDA
Source: FDA drug label (Forteo), Eli Lilly and Company, effective August 3, 2026 (SPL set aae667c5-381f-4f92-93df-2ed6158d07b0), 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
| Digoxin | Teriparatide | |
|---|---|---|
| Labeled for | Heart failure, Atrial fibrillation | Osteoporosis |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | $0.133 per tablet 125 mcg tablet | $479.95 per mL 560 mcg/2.24 mL pen |
| Shortage now | No current entry | No 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?
- Check more medicines together
- up to five at once