The clinical efficacy of  ‘5-Ling Granule’ (5-LGr), a proprietary herbal formula, is comparable to that of the drug tiapride (a selective dopamine D2-receptor antagonist) for reducing tics in children with Tourette’s syndrome. In a multi-centre trial, Chinese investigators randomised 603 patients with TS to treatment with placebo, tiapride or 5-LGr for eight weeks. While all patients experienced a reduction in tics over time, 5-LGr and...Weiterlesen