The Zanaflex contains Tizanidine and is used as antispastic in MS and spinal injury. The half life of Tizanidine is 2.5 hours but its metabolites have half life of 20-40 hours. So the single dose will take 80-90 hours to get out of system and in hair follicle test it will take 90 days.
- Tizanidine Information for Consumers
- Tizanidine Information for Healthcare Professionals (includes dosage details)
- Side Effects of Tizanidine (detailed)
Search for questions
Still looking for answers? Try searching for what you seek or ask your own question.
Posted 16 Oct 2013 • 1 answer
Posted 27 Jan 2016 • 0 answers
Posted 21 Feb 2017 • 1 answer
Posted 2 May 2017 • 1 answer
Posted 23 hours ago • 0 answers