What the FDA labels say about taking them together
Cyclosporine and ganciclovir
Ganciclovir's FDA label of January 9, 2026 names cyclosporine in its drug interactions section; the cyclosporine labels PlainMeds reads (4) do 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 cyclosporine FDA label on DailyMed (effective August 10, 2026, Novartis Pharmaceuticals Corporation); the ganciclovir FDA label on DailyMed (effective January 9, 2026, Fresenius Kabi USA, LLC).
What does the cyclosporine label say about ganciclovir?
Cyclosporine's label (effective August 10, 2026) and its 3 other brand-application labels do 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 (Neoral), Novartis Pharmaceuticals Corporation, effective August 10, 2026 (SPL set 94461af3-11f1-4670-95d4-2965b9538ae3), via openFDA; the full label on DailyMed
What does the ganciclovir label say about cyclosporine?
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
| Cyclosporine | Ganciclovir | |
|---|---|---|
| Labeled for | Organ transplant rejection, Rheumatoid arthritis | n/a |
| Boxed warning | Yes | Yes |
| Pharmacy cost (NADAC) | $1.04 per unit 0.05% eye emulsion | $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