I’ve been talking about this for quite some time:

We invent disease to sell more drugs.

Statins’ global conquest continues. The class of cholesterol drugs already includes Pfizer’s megablockbuster Lipitor as well as simvastatin, the hugely popular generic that Merck sold under the brand name Zocor.
Now, AstraZeneca’s statin Crestor has crossed a new threshold: It’s the cholesterol drug for people who don’t have high cholesterol.
The FDA just expanded the drug’s approval to include reducing the risk of heart attack and stroke in people who meet certain criteria.

And again, please read The Truth About Drug Companies

Cholesterol Drug Approved for People Without High Cholesterol