01 Nov 2017 --- A few days after US pharmacy operator CVS Health Corp reportedly made a potentially market-changing offer to acquire health insurer Aetna Inc. for more than US$200 per share, or over US$66 billion, analysts have questioned whether it could mark the preparation for Amazon’s arrival in the market and spark antitrust concerns. Since the move was reported, it has raised questions over whether Amazon’s supposed intentions in moving into the prescription drug industry are truly motivating the acquisition and whether the consolidation would be blocked by regulators.