Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net sales	$ 1,809	$ 1,828	$ 3,570	$ 3,694
Cost of products sold	530	578	1,108	1,209
Gross profit	1,279	1,250	2,462	2,485
Operating expenses:
Selling, general and administrative expenses	661	648	1,292	1,306
Research and development expenses	223	213	427	428
Royalty expense	47	48	87	96
Amortization expense	101	99	204	195
Goodwill impairment charges	0	3,602	423	3,602
Intangible asset impairment charges	53	129	53	129
Contingent consideration (benefit) expense	(18)	1	(41)	11
Restructuring charges	26	28	36	39
Litigation-related charges	0	69	130	69
Gain on divestiture	(34)	0	(40)	0
Operating expenses	1,059	4,837	2,571	5,875
Operating income (loss)	220	(3,587)	(109)	(3,390)
Other income (expense):
Interest expense	(65)	(64)	(130)	(132)
Other, net	(3)	33	(3)	27
Income (loss) before income taxes	152	(3,618)	(242)	(3,495)
Income tax expense (benefit)	22	(40)	(18)	(30)
Net income (loss)	$ 130	$ (3,578)	$ (224)	$ (3,465)
Net income (loss) per common share — basic	$ 0.10	$ (2.51)	$ (0.17)	$ (2.42)
Net income (loss) per common share — assuming dilution	$ 0.10	$ (2.51)	$ (0.17)	$ (2.42)
Weighted-average shares outstanding
Basic	1,343.5	1,423.2	1,347.7	1,434.2
Assuming dilution	1,358.6	1,423.2	1,347.7	1,434.2