1. Alkhazrajy W, Khorasanee AD, Russell WJ (2004) Muscle weakness after muscle relaxants: an audit of clinical practice. Anaesth Intensive Care 32:256–259
2. Richards BL, Whittle SL, Buchbinder R (2012) Muscle relaxants for pain management in rheumatoid arthritis. Cochrane Database Syst Rev 1:CD008922
3. Kumada T, Kumada H, Yoshiba M, Nakano S, Suzuki H, Tango T (1999) Effect of shakuyaku-kanzo-to (Tsumura TJ-68) on muscle cramps accompanying cirrhosis in a placebo-controlled double-blind parallel study. J Clin Ther Med 15:499–523
4. Miura Y (1999) Effects of shakuyaku-kanzo-to on painful nocturnal leg cramp caused by diabetic neuropathy. Jpn J Orient Med 49:865–869
5. Hyodo T, Taira T, Kumakura M, Yamamoto S, Yoshida K, Uchida T, Sakai T, Endo T, Baba S, Hidai H (2006) The immediate effect of Shakuyaku-kanzo-to, traditional Japanese herbal medicine, for muscular cramps during maintenance hemodialysis. Nephron 90:240