Blocklisting Interim Review

Name of applicant:

Elan Corporation, plc

Name of scheme:

Elan Corporation, plc 1999 Stock Option Plan; Elan Corporation, plc 1996 Long-Term Incentive Plan; Elan Corporation, plc 1998 Long-Term Incentive Plan; Elan Employee Share Purchase Plan; Elan 2006 Long-Term Incentive Plan; Elan 2004 RSU Plan and former Dura Shareholders

Period of return:

From:

30 November 2007

To:

29 May 2008

Balance of unallotted securities under scheme(s) from previous return:

7,305,799

Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

-

Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):

Former Dura Shareholders: 0

Elan Corporation, plc 1996 LT Incentive Plan: 592,460

Elan Corporation, plc 1998 LT Incentive Plan: 38,096

Elan Corporation, plc 1999 Stock Option Plan: 1,351,431

Elan Employee Share Purchase Plan: 114,097

Elan 2004 RSU Plan: 264,515

Elan 2006 LT Incentive Plan: 593,438

Equals: Balance under scheme(s) not yet issued/allotted at end of period:

4,351,762

Name of contact:

Roland French

Telephone number of contact:

+353 1 672 4280