What the FDA labels say about taking them together
Calcitriol and ketoconazole
Calcitriol's FDA label (Calcitriol) of July 10, 2026 names ketoconazole in its drug interactions section; the ketoconazole label PlainMeds reads does not name calcitriol.
Check it at the source: the calcitriol FDA label on DailyMed (effective October 23, 2024, Amneal Pharmaceuticals LLC); the ketoconazole FDA label on DailyMed (effective January 28, 2026, E. Fougera & Co. a division of Fougera Pharmaceuticals, LLC).
What does the calcitriol label say about ketoconazole?
Calcitriol label (ANI Pharmaceuticals, Inc., July 10, 2026), drug interactionsKetoconazole Ketoconazole may inhibit both synthetic and catabolic enzymes of calcitriol.
Source: FDA drug label (Calcitriol, NDA021068), ANI Pharmaceuticals, Inc., effective July 10, 2026 (SPL set bdb9c0d4-bdb3-4174-a4d9-55c423f38476), via openFDA
Source: FDA drug label (Calcitriol), Amneal Pharmaceuticals LLC, effective October 23, 2024 (SPL set b1fef137-63c5-4662-8cd9-b9e8b12bacb6), via openFDA; the full label on DailyMed
What does the ketoconazole label say about calcitriol?
Ketoconazole's label (effective January 28, 2026) does not name calcitriol in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (ketoconazole), E. Fougera & Co. a division of Fougera Pharmaceuticals, LLC, effective January 28, 2026 (SPL set cad7c647-34a9-4e4e-83b3-8d78e58f588f), 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
| Calcitriol | Ketoconazole | |
|---|---|---|
| Labeled for | Psoriasis | Fungal infections |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | $0.153 per capsule 0.25 mcg capsule | $0.249 per gram 2% cream |
| Shortage now | A presentation being discontinued | 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