It varies by company size and history — large enterprise groups often use AEM or Sitecore inherited from group-level decisions, while a growing number of mid-size and smaller companies use a properly structured WordPress build for its lower cost and easier team ownership.
Larger groups, particularly those with a corporate digital mandate set at headquarters, often run on Adobe Experience Manager or Sitecore, chosen for their multi-channel and personalisation capability, sometimes years before the current team was in place.
Mid-size laboratories, biotechs and distributors more frequently choose a properly structured WordPress build, since it covers the actual requirement at a fraction of the licence and implementation cost, and lets a small team operate it independently. See pharmaceutical WordPress for what that structure looks like.
Whichever platform, the deciding factor in whether it works is proper implementation — a real content model, component-based editing, and a maintenance plan — not which product name is on the licence.
Only if the cost and complexity of the current platform no longer match your actual requirement — many pharma teams keep AEM or Sitecore because they need the enterprise workflow and compliance tooling, while others are paying for capability they never use. See AEM migration and Sitecore migration for what a move involves.
Yes, when properly configured, hardened, and maintained — the platform itself is not the limiting factor for pharma security requirements. Most incidents trace back to poor maintenance or misconfiguration rather than an inherent WordPress weakness. See is WordPress secure enough for pharma for the specifics of what that requires in practice.
Less than most teams expect — a well-structured site on WordPress, AEM, or Sitecore can all rank well, while a poorly structured one on any of them will struggle regardless of platform. Implementation quality, information architecture, and technical execution matter far more than the CMS name on the label.
Team size, in-house technical resources, approval workflow needs, and existing enterprise contracts usually decide it more than brand reputation. A small comms team without dedicated developers is often better served by a well-built WordPress site than an underused enterprise platform, while a large multi-brand organisation may need the workflow controls only an enterprise CMS provides.
Tell us what you have or are considering and we will give you an honest assessment.