What the FDA labels say about taking them together
Amphotericin b and ganciclovir
Ganciclovir's FDA label of January 9, 2026 names amphotericin b in its drug interactions section; the amphotericin b label PlainMeds reads does not name ganciclovir. The ganciclovir label: “Monitor renal function when Ganciclovir is coadministered with cyclosporine or amphotericin B because of potential increase in serum creatinine.”
Check it at the source: the amphotericin b FDA label on DailyMed (effective June 3, 2025, Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.); the ganciclovir FDA label on DailyMed (effective January 9, 2026, Fresenius Kabi USA, LLC).
What does the amphotericin b label say about ganciclovir?
Amphotericin b's label (effective June 3, 2025) does not name ganciclovir in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (Amphotericin B), Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc., effective June 3, 2025 (SPL set 2b2f3ff5-9d62-4ad2-8eac-1181e5911513), via openFDA; the full label on DailyMed
What does the ganciclovir label say about amphotericin b?
Ganciclovir label, drug interactionsName of the Concomitant Drug: Cyclosporine or amphotericin B; Change in the Concentration of Ganciclovir or Concomitant Drug: Unknown; Clinical Comment: Monitor renal function when Ganciclovir is coadministered with cyclosporine or amphotericin B because of potential increase in serum creatinine [see Warnings and Precautions ()].
Ganciclovir label, warnings and precautionsIncreased serum creatinine levels have been reported in elderly patients and in transplant recipients receiving concomitant nephrotoxic medications (i.e., cyclosporine and amphotericin B).
Source: FDA drug label (Ganciclovir), Fresenius Kabi USA, LLC, effective January 9, 2026 (SPL set 35addab5-09db-4f8a-9c69-6fbce33ecc37), 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
| Amphotericin b | Ganciclovir | |
|---|---|---|
| Labeled for | Fungal infections | n/a |
| Boxed warning | No | Yes |
| Pharmacy cost (NADAC) | n/a | $91.24 per gram 0.15% ophthalmic gel |
| 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