SCHEDULE 14A

                           SCHEDULE 14A INFORMATION

                   PROXY STATEMENT PURSUANT TO SECTION 14(A)
                    OF THE SECURITIES EXCHANGE ACT OF 1934

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Filed by a Party other than the Registrant [X]

Check the appropriate box:

[ ] Preliminary Proxy Statement
[ ] Confidential, For Use of the Commission Only (as permitted by
    Rule 14a-6(e)(2))
[ ] Definitive Proxy Statement
[ ] Definitive Additional Materials
[X] Soliciting Material Pursuant to Section 240.14a-12


                      SYNAPTIC PHARMACEUTICAL CORPORATION

                            -----------------------

               (Name of Registrant as Specified in its Charter)
                            -----------------------

                                H. LUNDBECK A/S

   (Name of Person(s) Filing Proxy Statement, if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):

[X] No fee required.

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         pursuant to Exchange Act Rule 0-11 (set forth the amount on which
         the filing fee is calculated and state how it was determined):
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----------
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                                                                             2

Set forth as Exhibit 99.1 is the text of a press release issued by H. Lundbeck
A/S on November 21, 2002.


Information Regarding Participants on behalf of Lundbeck
--------------------------------------------------------

Set forth below is the name, business address, principal occupation or
employment and citizenship of each director and executive officer of Lundbeck.
The name of each person who is a director of Lundbeck is marked with an
asterisk. The business address of each person listed below is 9 Ottiliavej,
DK-2500 Valby, Copenhagen, Denmark. As of the date of this filing, none of the
directors or executive officers listed below individually held any options or
shares of Synaptic securities.



-------------------------------- ------------------------------------------------- -------------------
Name and Business Address        Principal Occupation or Employment                Citizenship
-------------------------        ----------------------------------                -----------
                                                                             
-------------------------------- ------------------------------------------------- -------------------
ERIK SPRUNK-JANSEN               President and Chief Executive Officer of          Denmark
                                 Lundbeck
-------------------------------- ------------------------------------------------- -------------------
CLAUS BRAESTRUP                  Executive Vice President, Research and            Denmark
                                 Development of Lundbeck
-------------------------------- ------------------------------------------------- -------------------
LARS BANG                        Senior Vice President, Commercial Operations,     Denmark
                                 Europe and Overseas of Lundbeck
-------------------------------- ------------------------------------------------- -------------------
HARALD CONRADI-LARSEN            Senior Vice President, Human Resource             Norway
                                 Management of Lundbeck
-------------------------------- ------------------------------------------------- -------------------
                                 Senior Vice President, Corporate Affairs and
STIG LOKKE PEDERSEN              Commercial Operations, America and Asia of        Denmark
                                 Lundbeck
-------------------------------- ------------------------------------------------- -------------------
HANS HENRIK MUNCH-JENSEN         Senior Vice President, Corporate Finance and      Denmark
                                 Communication of Lundbeck
-------------------------------- ------------------------------------------------- -------------------
OLE MOESTRUP                     Senior Vice President, Strategic Marketing of     Denmark
                                 Lundbeck
-------------------------------- ------------------------------------------------- -------------------
MORTEN KOLD MIKKELSEN            Senior Vice President, Supply Operations and      Denmark
                                 Engineering of Lundbeck
-------------------------------- ------------------------------------------------- -------------------
ARNE V. JENSEN*                  Chairman                                          Denmark
-------------------------------- ------------------------------------------------- -------------------
OLE STEEN ANDERSEN               Executive Vice President, Chief Financial         Denmark
                                 Officer of Danfoss
-------------------------------- ------------------------------------------------- -------------------
LARS BRUHN*                      President and Chief Executive Officer of Bruhn    Denmark
                                 Group
-------------------------------- ------------------------------------------------- -------------------
PETER KURSTEIN*                  Executive Vice President of Radiometer Medical    Denmark
-------------------------------- ------------------------------------------------- -------------------
SVEN DYRLOV MADSEN*              Director                                          Denmark
-------------------------------- ------------------------------------------------- -------------------
OLE VAHLGREN*                    Vice President, U.S. Operations of Lundbeck,      Denmark
                                 Inc.
-------------------------------- ------------------------------------------------- -------------------
FLEMMING LINDELOV*               Chief Executive Officer of Royal Scandinavia      Denmark
-------------------------------- ------------------------------------------------- -------------------
JAN GOTTLIEBSEN*                 Teamleader Liquid & Sterile Production of         Denmark
                                 Lundbeck
-------------------------------- ------------------------------------------------- -------------------
BIRGIT BUNDGAARD ROSENMEIER*     Head of Department, Quality Sterile Production    Denmark
                                 of Lundbeck
-------------------------------- ------------------------------------------------- -------------------
TORBEN SKARSFELDT*               Head of Department, Corporate Licensing of        Denmark
                                 Lundbeck
-------------------------------- ------------------------------------------------- -------------------







                                                                             3


                              INDEX TO EXHIBITS

Exhibit No.       Exhibit
-----------       -------

   99.1           Press Release issued by H. Lundbeck A/S on November 21, 2002.