Tuberculosis patients with blurred eyes after taking medication, may be the adverse reaction of drugs, but also does not rule out a transient black dawn, bacterial keratitis and other causes, according to the different causes of the disease to take the right cause of the drug for treatment. 1. Adverse drug reactions: Anti-tuberculosis drugs such as ethambutol can cause blurred vision, it is recommended to stop the drug in time, and follow the doctor’s advice to replace other related drugs, most patients will recover within a week after stopping the drug. Meanwhile, vitamin B6 tablets and multivitamin tablets can be taken orally to counteract the treatment. During the period of treatment, regular visual acuity examination should be conducted and diet should be paid attention to. 2. Transient twilight: such as postural low blood pressure and transient cerebral ischemia, which can cause retinal movement disorder and lead to transient twilight, and the vision usually recovers within one hour by itself. This condition is not related to oral tuberculosis drugs. 3. Bacterial keratitis: Bacterial keratitis during tuberculosis medication can also lead to blurred eyes. Antibiotic eye drops such as levofloxacin eye drops can be used to control the inflammation, etc. If you are afraid of light and tearing, you can also use corneal restoration eye drops such as sodium vitrate eye drops to carry out effective treatment. Tuberculosis during the medication blurred eyes may also exist other reasons, it is recommended that the patient timely consultation, under the guidance of the doctor for drug treatment, not unauthorized use of drugs.