^ 3.03.1British national formulary : BNF 76 76. Pharmaceutical Press. 2018: 1094. ISBN 9780857113382.
^Kamen L, Henney HR, Runyan JD. A practical overview of tizanidine use for spasticity secondary to multiple sclerosis, stroke, and spinal cord injury. Current Medical Research and Opinion. February 2008, 24 (2): 425–39. PMID 18167175. doi:10.1185/030079908X261113.