Company:  ARENA PHARMACEUTICALS INC (ARNA)
Form Type:  424B3
Filing Date:  4/20/2004 
CIK:  0001080709 
Address:  6154 NANCY RIDGE DRIVE 
City, State, Zip:  SAN DIEGO, California 92121 
Telephone:  858-453-7200 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$7.98  
Change: 
-0.02 (-0.25%)  
Trade Time: 
May 17  
Market Cap: 
$1.74B
Description of Business
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  FORM 424B3
    TABLE OF CONTENTS
    RISK FACTORS
    FORWARD-LOOKING STATEMENTS
    ISSUANCE OF COMMON STOCK TO THE SELLING STOCKHOLDERS
    USE OF PROCEEDS
      BENEFICIAL OWNERS
    PLAN OF DISTRIBUTION
    VALIDITY OF COMMON STOCK
    EXPERTS
    WHERE YOU CAN FIND MORE INFORMATION