By comparison, Omnicom's client roster includes less consumer goods companies compared to rivals WPP and Publicis Groupe.
Why is revenue growth at some of the agency groups lagging forecasts for global ad expenditure?
Business analysts have generally agreed that WPP's half-year earnings fell below expectations given recent market commentary, but have offered mixed guidance going forward.
FDA launches digital health pre-certification pilot; J&J's experimental RA drug raises safety concerns; AstraZeneca gets breakthrough status for Imfinzi
Generic drugmakers reportedly seeking deals; GSK to refocus R&D; Merck and AstraZeneca to test combo cancer drug
Biogen reports better-than-expected Spinraza sales; FDA to discuss opioid prescriptions with payers; UnitedHealth Group launches media review
Novartis raises Alcon forecast; UDG acquires Cambridge BioMarketing; Spark Therapeutics receives priority review for Luxturna gene therapy
GSK warns Advair generic competition may affect business in 2017; Lilly plans to meet FDA about baricitinib; FDA warns companies selling 'illegal' products
The drugmaker said it has been forced to provide higher rebates to PBMs and insurers for certain drugs.
Acorda CEO Ron Cohen applauded Marathon's move to pause the commercial activities for its new DMD drug.
Sanofi to sell five OTC drugs to Ipsen; Teva reports 33% revenue growth in Q4; Regeneron issued subpoena about support of nonprofits
The company acquired Everyday Health in December.
If generic versions by Mylan, Hikma, and Vectura are approved mid-year, GSK expects sales of Advair to be flat or decline.
Novo Nordisk CEO describes 'volatile' pricing environment; Lilly to cut 200 research and development jobs; pharma opts out of Super Bowl this year
Biogen completes hemophilia spinoff; old drug being tested as a prostate cancer treatment; Merck reports Q4 decline in revenue
Novartis forecasts slower growth in 2017; Actelion reports trial failure for PAH drug; HHS nominee Tom Price denies conflict of interest claims
Endo settles pay-for-delay charges; Trump signs order withdrawing U.S. from TPP; administration considers Patrick Soon-Shiong for healthcare role
Mylan reports third-quarter loss; analysts say drug-pricing restrictions less likely under Trump; the FDA limits citizen petitions
FDA solicits public comment to study online character space limit; Biogen's Spinraza shows positive results in SMA study; Valeant cuts earnings forecast
Valeant to sell stomach-drug business for $10 billion; Pfizer reports growth in third quarter; sales of hep.-C drugs drive revenue down for Gilead Sciences
Novartis' Entresto and Cosentyx miss sales forecasts; faith-based investor group urges pricing transparency; Amgen invests in digital health
England's NHS delays hep-C coverage due to pricing; Google reports 21% revenue growth; U.S. and U.K. announce partnership for antibiotic development
Vertex says Orkambi is on the blockbuster track; Advent and CVC reportedly made offers to buy inVentiv Health; the FDA approves Sanofi's Adlyxin
Red, a Huntsworth agency, also counted Sanofi as a new client.
Harvoni and Sovaldi growth begins to slow; drugmakers spend billions to buy developers of cancer therapies; Valeant discloses new investigations
The loss of patent exclusivity for cancer drug Gleevec contributed to a 12% sales drop, but the drugmaker expects sales from Entresto and Cosentyx to pick up the slack.
The company said growth in its immunology portfolio offset declining Olysio sales.
The drugmaker said Entresto, its new heart-failure drug, brought in "modest sales" in the third quarter of 2015.
Company's vaccines chief credits campaigns aimed at grownups with driving US demand for blockbuster vaccine. The remaining cohort will be harder to capture.
The drugmaker recently launched a DTC campaign for diabetes drug Trulicity, which generated $73.7 million in sales in the third quarter.