What the FDA labels say about taking them together
Ciprofloxacin and rasagiline
Rasagiline's FDA label of June 30, 2020 names ciprofloxacin in its drug interactions section; the ciprofloxacin labels PlainMeds reads (3) do not name rasagiline. The rasagiline label: “… and concomitant medications that increase rasagiline plasma levels (e.g., ciprofloxacin).”
Check it at the source: the ciprofloxacin FDA label on DailyMed (effective March 2, 2026, Bayer HealthCare Pharmaceuticals Inc.); the rasagiline FDA label on DailyMed (effective June 30, 2020, Teva Pharmaceuticals USA, Inc.).
What does the ciprofloxacin label say about rasagiline?
Ciprofloxacin's label (effective March 2, 2026) and its 2 other brand-application labels do not name rasagiline in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (Cipro), Bayer HealthCare Pharmaceuticals Inc., effective March 2, 2026 (SPL set 888dc7f9-ad9c-4c00-8d50-8ddfd9bd27c0), via openFDA; the full label on DailyMed
What does the rasagiline label say about ciprofloxacin?
Rasagiline label, drug interactionsRasagiline plasma concentrations may increase up to 2 fold in patients using concomitant ciprofloxacin and other CYP1A2 inhibitors.
Rasagiline label, warnings and precautionsBefore initiating treatment with rasagiline, patients should be advised of the potential to develop drowsiness and specifically asked about factors that may increase the risk with rasagiline such as concomitant sedating medications, the presence of sleep disorders, and concomitant medications that increase rasagiline plasma levels (e.g., ciprofloxacin) [see Drug Interactions ( 7.6 )].
Source: FDA drug label (Rasagiline), Teva Pharmaceuticals USA, Inc., effective June 30, 2020 (SPL set e802c83c-e581-4a11-b83d-1df47120078d), 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
| Ciprofloxacin | Rasagiline | |
|---|---|---|
| Labeled for | Diarrhea, Urinary tract infections, Bacterial infections | Parkinson's disease |
| Boxed warning | Yes | No |
| Pharmacy cost (NADAC) | $0.123 per tablet 500 mg tablet | $0.521 per tablet 0.5 mg tablet |
| 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