EXHIBIT 11 BARR LABORATORIES, INC. COMPUTATION OF PER SHARE EARNINGS (1) (Amounts in thousands, except per share amounts) 					 1996 1995 1994 PRIMARY Average shares outstanding 13,979 13,418 13,035 Net effect of dilutive stock options - based on the treasury stock method using average market price 526 - (2) 297 						 				Total 14,505 13,418 13,332 								 Net earnings $7,016 $6,225 $2,658 							 								 Net earnings per share $0.48 $0.46 $0.20 								 FULLY DILUTED Average shares outstanding 13,979 13,418 13,035 							 Net effect of dilutive stock options - based on the treasury stock method using average market price 781 336 327 						 							 							 Convertible debenture - - 755 								 				Total 14,760 13,754 14,117 											 Net earnings $7,016 $6,225 $2,658 								 Add convertible debt interest, deferred finance charges, net of income tax effect - 668 Total $7,016 $6,225 $3,326 								 							 Net earnings per share $0.48 $0.45 (3) $0.24(4) 								 								 								 (1) 1995 and 1994 have been adjusted for the March 1996 3-for-2 stock split. (2) Stock options of 312 in 1995 are not included because their inclusion results in less than 3% dilution. 							 (3) Results in less than 3% dilution. 							 (4) Anti-dilutive.