/b/veterinary-news/posts/msd-launches-the-first-intramuscular-lawsonia-pig-vaccine-in-the-uk MSD Animal Health has launched Porcilis Lawsonia, the first intramuscular pig vaccine to control Lawsonia intracellularis, the bacteria which causes Ileitis. MSD says Lawsonia intracellularis is found on many finishing farms throughout the UK, anden-USTelligent Community 10