Pfizer posts 9 pct rise in first-quarter profit

U.S. drugmaker Pfizer Inc reported a 9 percent rise in quarterly profit on Tuesday, helped by sales of breast cancer drug Ibrance and pneumonia vaccine Prevnar.

The company said net income rose to $3.88 billion, or 68 cents per share, in the first quarter, from $3.56 billion, or 59 cents per share, a year earlier.

Revenue rose to $13.12 billion from $12.91 billion last year.