Blurred vision after taking brompisme tablets should be checked in time in the ophthalmology department of the hospital, it may be caused by the shrinking effect of the pupil caused by the drug, it usually does not affect the treatment, and you can continue to use it. Brompistimine tablets are commonly used in clinical work, belonging to cholinesterase inhibitors, mainly used in the treatment of myasthenia gravis and other diseases, can significantly improve the symptoms of patients. After taking the drug, patients may experience temporary pupil narrowing, which will affect the total amount of light entering the inside of the eye, thus causing patients to experience vision loss, especially in dark environments when vision loss will be more obvious. This situation usually does not cause serious effects, can not need to be treated, you can continue to use the drug. Blurred vision after taking brompheniramine tablets may also be caused by other reasons, which need to be treated with caution and seek medical attention as soon as possible to ask the doctor to determine the specific situation.