Omnicom Health, a healthcare marketing and communications group, completed the acquisition of Propeller, a marketing agency that specializes in healthcare. Financial terms were not disclosed. "We've known and admired Propeller's great work through several clients we share in the areas of major pharmaceuticals, medical devices and biotechnology. We're excited to welcome their talented staff of 'Propellers' to OHG. Charlie and his leadership team bring deep digital marketing expertise and solutions that will now be available to all our clients," Joshua Prince, Omnicom Health CEO.