Answer
Specialists use it in combination regimens for some NTM infections, but this is outside the selected product's licensed indications.
Sources for this answer
- NHSNHS · NHS medicine guidance
- Ethambutol hydrochloride 400mg Film-coated tablets — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.