Answer
Ethambutol hydrochloride is contraindicated in patients with optic neuritis or retrobulbar neuritis unless clinical judgement determines that the benefit outweighs the risk.
Sources for this answer
- Ethambutol 400 mg TabletsEsteve Pharmaceuticals (formerly Intrapharm Laboratories) · emc · SmPC §4.3 Contraindications · Version 8Document updated
Sources checked