Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Net sales	$ 1,761	$ 1,866
Cost of products sold	578	631
Gross profit	1,183	1,235
Operating expenses:
Selling, general and administrative expenses	631	659
Research and development expenses	204	215
Royalty expense	41	48
Amortization expense	103	97
Goodwill impairment charges	423	0
Contingent consideration (benefit) expense	(23)	10
Restructuring charges	10	10
Litigation-related charges	130	0
Gain on divestiture	(6)	0
Operating expenses	1,513	1,039
Operating (loss) income	(330)	196
Other (expense) income:
Interest expense	(65)	(69)
Other, net	1	(4)
(Loss) income before income taxes	(394)	123
Income tax (benefit) expense	(40)	10
Net (loss) income	$ (354)	$ 113
Net (loss) income per common share — basic	$ (0.26)	$ 0.08
Net (loss) income per common share — assuming dilution	$ (0.26)	$ 0.08
Weighted-average shares outstanding
Basic	1,351.9	1,445.2
Assuming dilution	1,351.9	1,454.1