Websep 1, 2024 · adults—at first, 2 milligrams (mg) every 6 to 8 hours. Your doctor may adjust your dose as needed. Webaug 27, 2024 · zanaflex (tizanidine hydrochloride) is a muscle relaxant used to treat muscle tightness and cramping (spasm) caused by conditions such as multiple sclerosis or. Web1 indications and usage. Because of the short duration of therapeutic effect,. Webwhat is tizanidine used for? Tizanidine is commonly used for muscle spasticity, including muscle spasms. Tizanidine may also be used for other conditions as determined by your. Webpill identifier results for u168. Search by imprint, shape, color or drug name.