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What the FDA labels say about taking them together

Chloramphenicol and multiple vitamins

Multiple vitamins's FDA label (Infuvite Adult) of November 6, 2024 names chloramphenicol in its drug interactions section; the chloramphenicol label PlainMeds reads does not name multiple vitamins.

Check it at the source: the chloramphenicol FDA label on DailyMed (effective October 10, 2024, Fresenius Kabi USA, LLC); the multiple vitamins FDA label on DailyMed (effective November 20, 2024).

What does the chloramphenicol label say about multiple vitamins?

Chloramphenicol's label (effective October 10, 2024) does not name multiple vitamins in these sections. A label lists what its studies and reports found; it is not a complete list.

Source: FDA drug label (Chloramphenicol Sodium Succinate), Fresenius Kabi USA, LLC, effective October 10, 2024 (SPL set aed29594-211d-49ef-813f-131975a8d0e3), via openFDA; the full label on DailyMed

What does the multiple vitamins label say about chloramphenicol?

Infuvite Adult label (Sandoz Inc, November 6, 2024), drug interactions

Chloramphenicol: In patients with pernicious anemia, the hematologic response to vitamin B12 therapy may be inhibited

Source: FDA drug label (Infuvite Adult, NDA021163), Sandoz Inc, effective November 6, 2024 (SPL set 14c7bfc5-07e8-400f-b8ff-5e4794dd2805), via openFDA

Source: FDA drug label (Infuvite Pediatric), Sandoz Inc, effective November 20, 2024 (SPL set 6d06546e-8b0a-4490-82d9-397bd902a044), 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

1Chloramphenicol generic labelers
0Multiple vitamins generic labelers
ChloramphenicolMultiple vitamins
Labeled forn/an/a
Boxed warningYesNo
Pharmacy cost (NADAC)n/an/a
Shortage nowNo current entryNo current entry

Source: FDA NDC Directory, CMS NADAC of October 7, 2026 and the FDA Drug Shortage Database (FDA files October 8, 2026)

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