Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Net sales	$ 2,105	$ 1,888	$ 6,195	$ 5,499
Cost of products sold	594	539	1,805	1,600
Gross profit	1,511	1,349	4,390	3,899
Operating expenses:
Selling, general and administrative expenses	772	729	2,268	2,095
Research and development expenses	232	221	664	632
Royalty expense	20	17	59	53
Amortization expense	136	131	408	361
Intangible asset impairment charges	7	10	7	19
Contingent consideration expense (benefit)	(13)	40	23	86
Restructuring charges	5	7	22	16
Litigation-related charges (credits)	4	457	632	649
Pension termination charges	0	36	0	44
Operating expenses	1,163	1,648	4,083	3,955
Operating income (loss)	348	(299)	307	(56)
Other income (expense):
Interest expense	(58)	(58)	(175)	(225)
Other, net	(33)	(10)	(44)	(31)
Income (loss) before income taxes	257	(367)	88	(312)
Income tax expense (benefit)	29	(169)	(135)	(215)
Net income (loss)	$ 228	$ (198)	$ 223	$ (97)
Net income (loss) per common share — basic	$ 0.17	$ (0.15)	$ 0.16	$ (0.07)
Net income (loss) per common share — assuming dilution	$ 0.17	$ (0.15)	$ 0.16	$ (0.07)
Weighted-average shares outstanding
Basic	1,360.6	1,344.0	1,356.1	1,339.7
Assuming dilution	1,379.7	1,344.0	1,374.9	1,339.7