Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Net sales	$ 1,768	$ 1,774
Cost of products sold	520	537
Gross profit	1,248	1,237
Operating expenses:
Selling, general and administrative expenses	668	666
Research and development expenses	192	191
Royalty expense	17	40
Amortization expense	113	109
Intangible asset impairment charges	0	55
Contingent consideration expense (benefit)	27	(22)
Restructuring charges	6	20
Litigation-related charges (credits)	193	(7)
Pension termination charges	8	0
Gain on divestiture	0	(12)
Operating expenses	1,224	1,040
Operating income (loss)	24	197
Other income (expense):
Interest expense	(60)	(54)
Other, net	(15)	3
Income (loss) before income taxes	(51)	146
Income tax expense (benefit)	(50)	13
Net income (loss)	$ (1)	$ 133
Net income (loss) per common share — basic	$ 0.00	$ 0.10
Net income (loss) per common share — assuming dilution	$ 0.00	$ 0.10
Weighted-average shares outstanding
Basic	1,333.7	1,321.7
Assuming dilution	1,333.7	1,349.2