Drug interactions
Cefotaxime + Chloramphenicol
Severity: Minor
Cefotaxime and Chloramphenicol: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Chloramphenicol is bacteriostatic and may theoretically blunt the activity of beta-lactams, which depend on actively dividing bacteria. Clinical evidence of reduced cefotaxime efficacy is limited and mostly extrapolated from in vitro data.
What this interaction means in plain words
Cefotaxime and Chloramphenicol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Cefotaxime belongs to Anti Bacterial; Chloramphenicol belongs to Anti Bacterial.
Why it happens
Pharmacodynamic antagonism between a bacteriostatic protein synthesis inhibitor and a cell-wall-active bactericidal agent.
What to do
Avoid combining unless clearly needed; if both are used, monitor clinical response and consider an alternative regimen in severe infections such as meningitis.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Cefotaxime
- Cefotaxime + Typhoid vaccine live Major
- Amikacin + Cefotaxime Moderate
- Cefotaxime + Cholera vaccine Moderate
- Cefotaxime + Dexamethasone-tobramycin Moderate
- Cefotaxime + Gentamicin Moderate
- Cefotaxime + Kanamycin Moderate
Other interactions of Chloramphenicol
Frequently asked questions
Can I take Cefotaxime with Chloramphenicol?
MediHelp rates the interaction as minor. Cefotaxime and Chloramphenicol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Chloramphenicol is bacteriostatic and may theoretically blunt the activity of beta-lactams, which depend on actively dividing bacteria. Clinical evidence of reduced cefotaxime efficacy is limited and mostly extrapolated from in vitro data.
How serious is the interaction between Cefotaxime and Chloramphenicol?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid combining unless clearly needed; if both are used, monitor clinical response and consider an alternative regimen in severe infections such as meningitis.
What other medicines interact with Cefotaxime?
MediHelp also lists interactions of Cefotaxime with, for example, Typhoid vaccine live, Amikacin, Cholera vaccine. The full list is on the Cefotaxime page.
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