Pfizer's quarterly profit more than doubles

Revenue rose to $13.17 billion from $13.05 billion.

A company logo is seen at a Pfizer office in Dublin, Ireland. (File photo | Reuters) 

Pfizer Inc's third-quarter profit more than doubled, while revenue remained largely flat.

The largest U.S. drugmaker posted net income of $2.84 billion, or 47 cents per share, in the third quarter, from $1.36 billion, or 22 cents per share, a year earlier.

Revenue rose to $13.17 billion from $13.05 billion.