A randomized, double blind, placebo controlled crossover trials showing effectiveness in the areas of ADHD behavioral and cognitive functions.

Reference:
Frei H et al European Journal of Pediatrics 2005 Jul. 27.
British Homeopath Journal 2001 Oct. 90/4
PMS
Randomised conteolled double-blind clinical trials have shown Homeopathy to be helpful for PMS.
Reference:
British Homeopath Journal 2001 Jul.90(3) 148-53 and Journal of Family Planning & Reproductive health Care 2003 Jan 29(1): 6-7