GlaxoSmithKline Consumer Healthcare has appointed GroupM and OMG as its two global media investment management partners with Dentsu buying in Japan. GroupM and PHD will have responsibility for media
strategy, planning and buying. OMG and Group M will share responsibilities for global category-planning for Consumer Healthcare PHD will manage the geographies in North America and West Africa,
while GroupM will manage the rest of the world. Both, Dentsu and GroupM will manage the Japan business.