Exhibit 11

	SCHERING-PLOUGH CORPORATION AND SUBSIDIARIES
	COMPUTATION OF EARNINGS PER COMMON SHARE
	(Amounts in millions, except per share figures)

                                           Six Months Ended
                                                June 30,    
                                            1997      1996  
                                              

Earnings per Common Share, As Reported:

Net income applicable to common shares.   $ 748.4	     643.7

Average Number of Common Shares
Outstanding . . . . . . . . . . . . . .     731.7      734.6

Earnings per Common Share . . . . . . .   $  1.02   $    .88

Earnings per Common Share, Assuming
Full Dilution: (a)

Average Number of Common Shares
Outstanding . . . . . . . . . . . . . .     731.7      734.6 

Shares Contingently Issuable for
Stock Incentive Plans and Warrant
Agreements. . . . . . . . . . . . . . .       7.3        9.4

Average Number of Common Shares and
Common Share Equivalents Outstanding. .     739.0      744.0

Earnings per Common Share, Assuming
  Full Dilution . . . . . . . . . . . .   $  1.01   $    .87

(a) This calculation is submitted in accordance with the 
regulations of the Securities and Exchange Commission although 
not required by APB Opinion No. 15 because it results in dilution 
of less than 3%.