Method | Pharmacological drugs | Outcome of trials | References |
Double-blind crossover study | Sulfamethoxazole-trimethoprim | Improved spasticity or rigidity, rather than ataxia | Ogawa M Cerebellum. 2004; 3(2):107-11. |
Double-blind randomized study | Buspirone, a 5-HT1A agonist | The effect is partial on ataxia, not major | Ogawa M Cerebellum. 2004; 3(2):107-11. |
Double-blind placebo-controlled randomized study | 5‐hydroxytryptophan | Improving neurological symptoms | Trujillo-Martín MM, Serrano-Aguilar P, Monton-Alvarez F, Carrillo-Fumero R MovDisord. 2009 Jun 15; 24(8):1111-24. |
Double-blind, placebo-controlled crossover trial | Tetrahydobiopterin | Short-term effect | Sakai T, Antoku Y, Matsuishi T, Iwashita H J Neurol Sci. 1996 Mar; 136(1-2):71-2. |
Double-blind randomized study | Taltireline hydrate, fluoxetin, tandospirone and lamotrigine | Some Positive results were reported | Shirasaki H, Ishida C, Nakajima T, Kamei H, Koide T, Fukuhara N RinshoShinkeigaku. 2003 Apr; 43(4):143-8. |