Condensed Consolidated Statement of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020
Cash Flows from Operating Activities
Net income from continuing operations	$ 1,149	$ 1,880
Adjustments to reconcile net income from continuing operations to net cash flows provided by operating activities:
Depreciation	64	42
Amortization	69	65
Acquired in-process research & development	25	0
Deferred income taxes	(212)	18
Stock-based compensation	44	32
Unrealized foreign exchange loss	37	0
Other	7	0
Net changes in assets and liabilities
Accounts receivable	(376)	(127)
Inventories	(90)	1
Other current assets	177	120
Trade accounts payable	944	11
Accrued and other current liabilities	386	(69)
Due from/due to related party	(164)	0
Income taxes payable	7	(148)
Other	46	(25)
Net Cash Flows Provided by Operating Activities from Continuing Operations	2,113	1,800
Cash Flows from Investing Activities
Capital expenditures	(133)	(134)
Proceeds from sale of property, plant and equipment	2	3
Acquired in-process research & development	(25)	0
Purchase of intangible asset - Alydia Health, net of cash acquired	(192)	0
Net Cash Flows Used in Investing Activities from Continuing Operations	(348)	(131)
Cash Flows from Financing Activities
Proceeds from issuance of long-term debt	9,470	0
Repayments of debt	(10)	0
Payment of long-term debt issuance costs	118	0
Repayments of short-term borrowings from Merck & Co., Inc., net	(1,512)	0
Net consideration paid to Merck & Co., Inc., in connection with the Separation	(9,000)	0
Net transfers from (to) Merck & Co., Inc.	454	(1,669)
Dividend payments	(74)	0
Net Cash Flows Used in Financing Activities from Continuing Operations	(790)	(1,669)
Discontinued Operations
Net Cash Provided by (Used in) Operating Activities	298	(43)
Net Cash Used in Investing Activities	0	(9)
Net Cash (Used in) Provided by Financing Activities	(356)	171
Net Cash Flows (Used in) Provided by Discontinued Operations	(58)	119
Effect of Exchange Rate Changes on Cash and Cash Equivalents from Continuing Operations	21	0
Effect of Exchange Rate Changes on Cash and Cash Equivalents from Discontinued Operations	0	(57)
Net Increase in Cash and Cash Equivalents	938	62
Cash and Cash Equivalents, Beginning of Period	12	0
Cash and Cash Equivalents of Discontinued Operations, Beginning of Period	58	319
Total Cash and Cash Equivalents, End of Period	1,008	381
Less: Cash and Cash Equivalents of Discontinued Operations, End of Period	0	381
Cash and Cash Equivalents, End of Period	$ 1,008	$ 0