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Exhibit 12

Abbott Laboratories

Computation of Ratio of Earnings to Fixed Charges

(Unaudited)

(dollars in millions except ratios)

		Nine Months Ended September 30, 2002
Net Earnings		$	2,167
Add (deduct):
	Taxes on earnings		703
	Minority interest		8
Net Earnings as adjusted		$	2,878
Fixed Charges:
	Interest on long-term and short-term debt		184
	Capitalized interest cost		7
	Rental expense representative of an interest factor		44
Total Fixed Charges			235
Total adjusted earnings available for payment of fixed charges		$	3,113
Ratio of earnings to fixed charges			13.2

NOTE: For the purpose of calculating this ratio, (i) earnings have been calculated by adjusting net earnings for taxes on earnings; interest expense; capitalized interest cost, net of amortization; minority interest; 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.

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Exhibit 12