KEY POINTS

Pharmaceutical companies are seen as experts in health care rather than being at the cutting edge of digital technology, but the industry — like many others — is going through a revolution.

At GSK, which owns brands including Horlicks, Aquafresh and weight loss product Alli, digital technology is having an impact on how the business operates from human resources to legal. In marketing terms, it's about developing a closer relationship with consumers, or selling direct rather than through retailers.