Zanaflex is a brand name of the medication Tizanidine which is a muscle relaxant used in various conditions and produced by numerous manufacturers. The medication can be used in acute pains caused by muscle spasms; for instance, lower back pain in osteochondrosis, spondylosis, after a surgery, neurological diseases such as multiple sclerosis, craniocerebral trauma, cerebral palsy, and many others in which spasticity and pain are present. In our guide, you can find information on how to use the drug for any of these conditions, precautions, side effects, and other useful information about the medication.