Legal showdowns with makers of several best-selling drugs could tie up the case for years.

We need to replace them with a new generation of international best-selling drugs that will see us through into the twenty-first century.

Lipitor is the world's best-selling drug, with sales of $11 billion last year.

Of that, Prilosec accounted for $5.91 billion, making it the best-selling drug on the market.

With worldwide sales expected to be about $12 billion this year, Lipitor is by far the world's best-selling drug.

During this time, he created propranolol, which became the world's best-selling drug.

India's generic drug companies, which until now made money copying best-selling foreign drugs, will have to increase spending on research, he said.

The products are among the best-selling drugs in the world, with annual sales of several billion dollars.

The company's best-selling drug, Norvasc, which is used to prevent high blood pressure, had a 59 percent increase in worldwide sales, to $334 million.

We have helped develop or commercialize all of the top-50 best-selling drugs on the market.