What the FDA labels say about taking them together
Cinacalcet and etelcalcetide
Etelcalcetide's FDA label of March 8, 2026 names cinacalcet in its warnings and precautions section; the cinacalcet labels PlainMeds reads (2) do not name etelcalcetide. The etelcalcetide label: “Patients switching from cinacalcet to PARSABIV should discontinue cinacalcet for at least 7 days prior to initiating PARSABIV.”
Check it at the source: the cinacalcet FDA label on DailyMed (effective April 2, 2026, Aurobindo Pharma Limited); the etelcalcetide FDA label on DailyMed (effective March 8, 2026, Amgen, Inc).
What does the cinacalcet label say about etelcalcetide?
Cinacalcet's label (effective April 2, 2026) and its 1 other brand-application label do not name etelcalcetide in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (Cinacalcet), Aurobindo Pharma Limited, effective April 2, 2026 (SPL set 200390f2-7dad-4ecc-a086-c29e18525c01), via openFDA; the full label on DailyMed
What does the etelcalcetide label say about cinacalcet?
Etelcalcetide label, warnings and precautionsPatients switching from cinacalcet to PARSABIV should discontinue cinacalcet for at least 7 days prior to initiating PARSABIV [see Dosage and Administration (2.4) ].
Source: FDA drug label (PARSABIV), NDA208325 (Kai Pharms Inc), as published by Amgen, Inc, effective March 8, 2026 (SPL set cd270093-c6a8-4596-a4ab-e6aa0a2c8a0c), 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
| Cinacalcet | Etelcalcetide | |
|---|---|---|
| Labeled for | n/a | n/a |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | $0.411 per tablet 30 mg tablet | n/a |
| 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