What the FDA labels say about taking them together
Linezolid and norepinephrine
Norepinephrine's FDA label of June 12, 2025 names linezolid in its drug interactions section; the linezolid labels PlainMeds reads (3) do not name norepinephrine.
Check it at the source: the linezolid FDA label on DailyMed (effective June 19, 2026, Hospira, Inc.); the norepinephrine FDA label on DailyMed (effective June 12, 2025, Hospira, Inc.).
What does the linezolid label say about norepinephrine?
Linezolid's label (effective June 19, 2026) and its 2 other brand-application labels do not name norepinephrine in these sections. A label lists what its studies and reports found; it is not a complete list.
Source: FDA drug label (Linezolid), Hospira, Inc., effective June 19, 2026 (SPL set c401f1a8-cc37-461b-bfef-f2e156629bf8), via openFDA; the full label on DailyMed
What does the norepinephrine label say about linezolid?
Norepinephrine label, drug interactionsMAO-Inhibiting Drugs Co-administration of LEVOPHED with monoamine oxidase (MAO) inhibitors or other drugs with MAO-inhibiting properties (e.g., linezolid) can cause severe, prolonged hypertension.
Source: FDA drug label (Norepinephrine Bitartrate, NDA214313), Baxter Healthcare Corporation, effective February 6, 2026 (SPL set 6363e9b4-29df-4553-904d-a563e5adda6e), via openFDA
Source: FDA drug label (Norepinephrine, NDA214628), Long Grove Pharmaceuticals, LLC, effective December 4, 2025 (SPL set 759807dd-61a8-4f6f-8bf5-f6ee773c81bc), via openFDA
Source: FDA drug label (Norepinephrine Bitartrate In Sodium Chloride, NDA215700), WG Critical Care, LLC, effective February 17, 2026 (SPL set ddbef60d-c20a-4ada-928f-e87074c08a54), via openFDA
Source: FDA drug label (LEVOPHED), Hospira, Inc., effective June 12, 2025 (SPL set 2c7dd2b0-cc10-4db6-bf56-6eb154ebeb10), 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
| Linezolid | Norepinephrine | |
|---|---|---|
| Labeled for | Bacterial infections | n/a |
| Boxed warning | No | No |
| Pharmacy cost (NADAC) | $1.44 per tablet 600 mg tablet | n/a |
| 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