Ethambutol interactions

Ethambutol (Myambutol), an antibiotic has 5 documented interactions across the FDA labels and fact sheets we index: 3 major, 1 moderate, 1 minor, and 0 where a label reports no significant interaction. Each entry below quotes the sentence behind it. This drug page is a starting point, not a verdict for your situation.

Interactions from the label

Major interactions (3)

  • It is recommended to avoid concurrent administration of ethambutol with aluminum hydroxide containing antacids for at least 4 hours following ethambutol administration. (Ethambutol label, Drug interactions)

  • Omeprazole and sodium bicarbonateproton pump inhibitorMajor

    It is recommended to avoid concurrent administration of ethambutol with aluminum hydroxide containing antacids for at least 4 hours following ethambutol administration. (Ethambutol label, Drug interactions)

  • Sodium bicarbonateantacidMajor

    It is recommended to avoid concurrent administration of ethambutol with aluminum hydroxide containing antacids for at least 4 hours following ethambutol administration. (Ethambutol label, Drug interactions)

Moderate interactions (1)

  • RifabutinantibioticModerate

    Alternative treatment for clarithromycin should be considered when treating patients receiving rifabutin ANTI-TB (Tuberculosis) Ethambutol 1200 mg 300 mg once a day for 7 days Healthy subjects (10) (Rifabutin label, Drug interactions)

Minor mentions (1)

  • RifampinantibioticMinor

    The literature contains reports of acute adrenal crisis or adrenal insufficiency induced by the combination of rifampin-isoniazid-ethambutol or rifampin-isoniazid in patients with Addison’s disease. (Rifampin label, Drug interactions)

Check Ethambutol against everything you take. Add your full list; every pair is checked at once.

Open in the checker

Not medical advice. Severity reflects the label's wording, not your circumstances. A "major" flag can be routine under supervision and a "minor" one can matter at high doses. Ask a pharmacist.