Warnings/Precautions

Before taking this medication, tell your doctor if you have liver disease, have kidney disease, have low blood pressure or you are on medication to treat high blood pressure; or you are taking birth control pills. You may not be able to take Zanaflex, or you may require a lower dose or special monitoring during treatment if you have any of the conditions listed above. Zanaflex is in the FDA pregnancy C. This means that it is not known whether Zanaflex will harm an unborn baby. Do not take this medication without first talking to your doctor if you are pregnant. It is not known whether Zanaflex passes into breast milk. Do not take Zanaflex without first talking to your doctor if you are breast-feeding a baby.