Exhibit 12

Abbott Laboratories

Computation of Ratio of Earnings to Fixed Charges

(Unaudited)

(dollars in millions)

	ThreeMonths Ended
	March 31, 2012
Net Earnings	$	1,242
Add (deduct):
Taxes on earnings	271
Capitalized interest cost, net of amortization	5
Noncontrolling interests	2
Earnings from Operations, as adjusted	1,520
Fixed Charges:
Interest on long-term and short-term debt	127
Capitalized interest cost	6
Rental expense representative of an interest factor	33
Total Fixed Charges	166
Total adjusted earnings available for payment of fixed charges	$	1,686
Ratio of earnings to fixed charges	10.2

NOTE:  For the purpose of calculating this ratio, (i) earnings have been calculated by adjusting earnings for taxes on earnings; interest expense; capitalized interest cost, net of amortization; noncontrolling interests; and the portion of rentals representative of the interest factor, (ii) Abbott considers one-third of rental expense to be the amount representing return on capital, and (iii) fixed charges comprise total interest expense, including capitalized interest and such portion of rentals.