What the FDA labels say about taking them together
Itraconazole and micafungin
Micafungin's FDA label of November 8, 2025 names itraconazole in its drug interactions section; the itraconazole labels PlainMeds reads (2) do not name micafungin. The micafungin label: “DRUG INTERACTIONS Monitor for sirolimus, itraconazole or nifedipine toxicity, and dosage of sirolimus, itraconazole or nifedipine should be reduced, if necessary.”
Check it at the source: the itraconazole FDA label on DailyMed (effective July 13, 2026, Janssen Pharmaceuticals, Inc.); the micafungin FDA label on DailyMed (effective November 8, 2025, Sagent Pharmaceuticals).
What does the itraconazole label say about micafungin?
Itraconazole's label (effective July 13, 2026) and its 1 other brand-application label do not name micafungin in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (SPORANOX), Janssen Pharmaceuticals, Inc., effective July 13, 2026 (SPL set a4d555fa-787c-40fb-bb7d-b0d4f7318fd0), via openFDA; the full label on DailyMed
What does the micafungin label say about itraconazole?
Micafungin label, drug interactionsDRUG INTERACTIONS Monitor for sirolimus, itraconazole or nifedipine toxicity, and dosage of sirolimus, itraconazole or nifedipine should be reduced, if necessary.
Source: FDA drug label (Micafungin), Sagent Pharmaceuticals, effective November 8, 2025 (SPL set 33e579c1-b315-44cb-a690-e2dd2cdf44ee), 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
| Itraconazole | Micafungin | |
|---|---|---|
| Labeled for | Fungal infections | Fungal infections |
| Boxed warning | Yes | No |
| Pharmacy cost (NADAC) | $0.910 per capsule 100 mg capsule | n/a |
| Shortage now | A presentation being discontinued | A presentation being discontinued |
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