EXHIBIT 12 WARNER-LAMBERT COMPANY AND SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES YEARS ENDED DECEMBER 31, ------------------------------------------------------- 1996 1995 1994 1993 1992 -------- -------- -------- ------ ------ (DOLLARS IN MILLIONS) Earnings before income taxes and accounting changes (less minority interests)............................. $1,107.7 $1,018.6 $ 913.1 $318.5 $858.2 Add: Interest on indebtedness - excluding amount capitalized...................................... 145.9 122.7 93.7 64.2 80.8 Amortization of debt expense....................... .5 .4 .4 .5 .6 Interest factor in rent expense(a)................. 27.5 26.9 26.2 25.4 23.4 -------- -------- -------- ------ ------ Adjusted earnings............................. $1,281.6 $1,168.6 $1,033.4 $408.6 $963.0 -------- -------- -------- ------ ------ Fixed Charges: Interest on indebtedness........................... $ 145.9 $ 122.7 $ 93.7 $ 64.2 $ 80.8 Capitalized interest............................... 9.6 10.1 9.4 8.6 8.1 Amortization of debt expense....................... .5 .4 .4 .5 .6 Interest factor in rent expense(a)................. 27.5 26.9 26.2 25.4 23.4 -------- -------- -------- ------ ------ Total fixed charges........................... $ 183.5 $ 160.1 $ 129.7 $ 98.7 $112.9 -------- -------- -------- ------ ------ Ratio of earnings to fixed charges..................... 7.0 7.3 8.0 4.1(b) 8.5 -------- -------- -------- ------ ------ - ------------ (a) Represents one third of rental expense, which the Company believes is a reasonable approximation. (b) The Company's ratio of earnings to fixed charges for 1993 would have been 9.5 excluding the restructuring charge of $525.2 million.