What the FDA labels say about taking them together
Teriparatide and warfarin
Teriparatide's FDA label of August 3, 2026 names warfarin in its warnings and precautions section; the warfarin label PlainMeds reads does not name teriparatide. The teriparatide label: “Risk factors for development of calciphylaxis include underlying autoimmune disease, kidney failure, and concomitant warfarin or systemic corticosteroid use.”
Check it at the source: the teriparatide FDA label on DailyMed (effective August 3, 2026, Eli Lilly and Company); the warfarin FDA label on DailyMed (effective May 29, 2026, Amneal Pharmaceuticals LLC).
What does the teriparatide label say about warfarin?
Teriparatide label, warnings and precautionsRisk factors for development of calciphylaxis include underlying auto-immune disease, kidney failure, and concomitant warfarin or systemic corticosteroid use.
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
What does the warfarin label say about teriparatide?
Warfarin's label (effective May 29, 2026) does not name teriparatide in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (Warfarin Sodium), Amneal Pharmaceuticals LLC, effective May 29, 2026 (SPL set 558b7a0d-5490-4c1b-802e-3ab3f1efe760), 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
| Teriparatide | Warfarin | |
|---|---|---|
| Labeled for | Osteoporosis | Blood clots (DVT and PE), Atrial fibrillation |
| Boxed warning | No | Yes |
| Pharmacy cost (NADAC) | $479.95 per mL 560 mcg/2.24 mL pen | $0.093 per tablet 2 mg tablet |
| 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