Supplemental Balance Sheet Information (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Line Items]
Cash and Cash Equivalents	$ 276	$ 2,675	$ 276	$ 2,675	$ 1,925
Restricted Cash and Cash Equivalents in Other current assets	132	167	132	167	188
Restricted Cash Equivalents in Other long-term assets	50	57	50	57	55
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	458	2,898	458	2,898	2,168	$ 1,995
Depreciation	80	83	156	166
Trade accounts receivable, net
Accounts receivable	2,034		2,034		1,886
Less: allowance for doubtful accounts	(117)		(117)		(108)
Trade accounts receivable, net	1,917		1,917		1,778
Allowance for doubtful accounts
Beginning balance	113	101	108	105
Charges to expenses	9	9	20	11
Utilization of allowances	(5)	(4)	(11)	(10)
Ending balance	117	107	117	107
Inventories
Inventory, Finished Goods, Net of Reserves	1,082		1,082		1,029
Inventory, Work in Process, Net of Reserves	144		144		128
Inventory, Raw Materials, Net of Reserves	526		526		452
Inventories	1,752		1,752		1,610
Other Current Assets [Abstract]
Restricted Cash and Cash Equivalents in Other current assets	132	167	132	167	188
Derivative Asset, Current	286		286		226
Licensing arrangements	94		94		132
Other Assets, Miscellaneous, Current	362		362		254
Other Assets, Current	874		874		799
Property, plant and equipment, net
Land	118		118		109
Buildings and improvements	1,406		1,406		1,335
Equipment, furniture and fixtures	3,453		3,453		3,475
Capital in progress	537		537		605
Property, plant and equipment	5,514		5,514		5,525
Less: accumulated depreciation	3,268		3,268		3,273
Property, plant and equipment, net	2,246		2,246		2,252
Supplemental Balance Sheet Information
Depreciation expense	80	83	156	166
Other Assets, Noncurrent [Abstract]
Restricted cash equivalents included in Other long-term assets	50	$ 57	50	$ 57	55
Operating Lease, Right-of-Use Asset	400		400		435
Derivative Asset	252		252		169
Investments	384		384		412
Licensing arrangements, asset	88		88		114
Indemnification asset	163		163		0
Other, Other Long-term Assets	230		230		225
Other Assets, Noncurrent	1,569		1,569		1,410
Accrued expenses
Legal reserves, current	359		359		264
Payroll and related liabilities	754		754		848
Accrued Rebates, Current	335		335		350
Business Combination, Contingent Consideration, Liability, Current	133		133		289
Other	615		615		686
Accrued Liabilities, Current	2,197		2,197		2,436
Other Liabilities, Current [Abstract]
Deferred Revenue, Current	222		222		208
Accrued Royalties, Current	112		112		138
Taxes Payable, Current	257		257		209
Other Sundry Liabilities, Current	193		193		228
Other Liabilities, Current	784		784		783
Other long-term liabilities
Accrued income taxes	550		550		442
Estimated Litigation Liability, Noncurrent	155		155		284
Business Combination, Contingent Consideration, Liability, Noncurrent	86		86		197
Licensing arrangements, liability	103		103		143
Operating Lease, Liability, Noncurrent	357		357		389
Deferred Revenue	279		279		276
Other Accrued Liabilities, Noncurrent	458		458		489
Other long-term liabilities	$ 1,988		$ 1,988		$ 2,220