| **Exhibit 8.1** | **Subsidiaries of Schering AG (valid as of December 31, 2005)** |
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| **Company**                                                                   | **Jurisdiction of Organization** |
|-------------------------------------------------------------------------------|----------------------------------|
|                                                                          |                             |
| AWAG ARZNEIMITTELWERK ALTONA AG                                               | GERMANY                          |
| BERGAZYME GMBH                                                                | GERMANY                          |
| SCHERING INTERNATIONAL HOLDING GMBH                                           | GERMANY                          |
| BERLICHEM VERWALTUNGSGESELLSCHAFT FUER CHEMIE MBH                             | GERMANY                          |
| BERLIMED VERWALTUNGSGESELLSCHAFT MBH                                          | GERMANY                          |
| BERLISERVE PROFESSIONAL SERVICES GMBH                                         | GERMANY                          |
| BERLITECH VERWALTUNGSGES.MBH                                                  | GERMANY                          |
| BORSIG-KOKSWERKE GMBH                                                         | GERMANY                          |
| ENTEC GESELLSCHAFT FÜR ENDOKRINOLOGISCHE TECHNOLOGIE MBH i.L.            | GERMANY                          |
| HTV-GESELLSCHAFT FUER HOCHTEMPERATURVERBRENNUNG MBH                           | GERMANY                          |
| IDF INSTITUT FUER DIAGNOSTIKFORSCHUNG GMBH                                    | GERMANY                          |
| INTENDIS GMBH                                                                 | GERMANY                          |
| INTENDIS DERMATOLOGIE GMBH                                                    | GERMANY                          |
| JENAPHARM GMBH & CO. KG                                                   | GERMANY                          |
| KOKSWERKE UND CHEMISCHE FABRIKEN GMBH                                         | GERMANY                          |
| KOSINUS GRUNDSTÜCKS-VERWALTUNGS GESELLSCHAFT  MBH&CO. GAMMA OHG | GERMANY                          |
| KOSINUS GRUNDSTÜCKS-VERWALTUNGS GESELLSCHAFT  MBH                   | GERMANY                          |
| MEDAC SCHERING ONKOLOGIE GMBH                                                 | GERMANY                          |
| MEDRAD MEDIZINISCHE SYSTEME GMBH                                              | GERMANY                          |
| MENADIER HEILMITTEL GMBH                                                      | GERMANY                          |
| PHARMA VERLAGSBUCHHANDLUNG GMBH                                               | GERMANY                          |
| SCHERADMIN 01 GMBH                                                            | GERMANY                          |
| SCHERING AFRICA GMBH                                                          | GERMANY                          |
| SCHERING ASIA GMBH                                                            | GERMANY                          |
| SCHERING DEUTSCHLAND GMBH                                                     | GERMANY                          |
| SCHERING DEUTSCHLAND HOLDING AG                                               | GERMANY                          |
| SCHERING FINNLAND HOLDING GMBH                                                | GERMANY                          |
| SCHERING FORSCHUNGSGESELLSCHAFT MBH                                           | GERMANY                          |
| SCHERING GMBH UND CO. PRODUKTIONS KG                                          | GERMANY                          |
| SCHERING KAHLBAUM GMBH                                                        | GERMANY                          |
| SCHERING VERSICHERUNGSVERMITTLUNG GMBH                                        | GERMANY                          |
| SCHERING VERWALTUNGSGESELLSCHAFT MBH                                          | GERMANY                          |
| SCHERING (PTY.) LTD.                                                          | SOUTH AFRICA                     |
| SCHERING (CHINA) LTD.                                                         | HONGKONG                         |
| SCHERING (HONGKONG)   LTD.                                          | HONGKONG                         |
| P.T.SCHERING INDONESIA                                                        | INDONESIA                        |
| NIHON MEDRAD KABUSHIKI KAISHA (NIHON MEDRAD KK)                               | JAPAN                            |
| NIHON SCHERING K.K.                                                           | JAPAN                            |
| INTENDIS K.K.                                                                 | JAPAN                            |
| SCHERING (KOREA) LTD.                                                         | KOREAN REP.                      |
| SCHERING (MALAYSIA) SDN BHD                                                   | MALAYSIA                         |
| SCHERING PHILIPPINE CORP.                                                     | PHILIPPINES                      |
| SCHERING PHARMACEUTICAL LTD.                                                  | PR CHINA                         |
| SCHERING (SINGAPORE) PRIVATE LTD.                                             | SINGAPORE                        |
| SCHERING ASIA-PACIFIC PRIVATE LIMITED                                         | SINGAPORE                        |
| MEDRAD ASIA PTE. LTD.                                                         | SINGAPORE                        |
| SCHERING TAIWAN LTD.                                                          | TAIWAN                           |
| SCHERING (BANGKOK) LTD.                                                       | THAILAND                         |
| SCHERING CHEMICALS LTD.                                                       | THAILAND                         |
| SCHERING PTY. LTD.                                                            | AUSTRALIA                        |
| IMAXEON  PTY. LTD.                                                       | AUSTRALIA                        |
| SCHERING (N.Z.) LTD.                                                          | NEW ZEALAND                      |
| N.V.SCHERING S.A.                                                             | BELGIUM                          |
| BERLIPHARM N.V.                                                               | BELGIUM                          |
| MEDRAD BELGIUM BVBA                                                           | BELGIUM                          |
| SCHERING A/S                                                                  | DENMARK                          |
| MEDRAD DENMARK APS                                                            | DENMARK                          |
|                                                                          |                             |
| SCHERING OY                                                                   | FINLAND                          |
| SCHERING S.A.S.                                                               | FRANCE                           |
| MEDRAD FRANCE S.A.R.L.                                                        | FRANCE                           |
| CIS BIO INTERNATIONAL S.A.                                                    | FRANCE                           |
| INTENDIS S.A.S.                                                               | FRANCE                           |
| SCHERING PRODUCTION S.A.S.                                                    | FRANCE                           |
| SCHERING HELLAS A.E.                                                          | GREECE                           |
| SCHERING HOLDINGS LTD.                                                        | GREAT BRITAIN                    |
| CIS UK LTD.                                                                   | GREAT BRITAIN                    |
| SCHERING INDUSTRIAL PRODUCTS (HOLDINGS) LTD.                                  | GREAT BRITAIN                    |
| SCHERING AGROCHEMICALS (HOLDINGS) LTD                                         | GREAT BRITAIN                    |
| SCHERING HEALTH CARE LTD.                                                     | GREAT BRITAIN                    |
| SCHERING INDUSTRIAL PRODUCTS LTD.                                             | GREAT BRITAIN                    |
|                                                                          |                             |
| MEDRAD UK LIMITED                                                             | GREAT BRITAIN                    |
| SCHERING S.P.A.                                                               | ITALY                            |
| MEDRAD ITALIA S.R.L.                                                          | ITALY                            |
| THERAMEX S.P.A.                                                               | ITALY                            |
| INTENDIS S.P.A.                                                               | ITALY                            |
| INTENDIS MANUFACTURING S.P.A.                                                 | ITALY                            |
| SCHERING NEDERLAND B.V                                                        | NETHERLANDS                      |
| MEDRAD EUROPE B.V.                                                            | NETHERLANDS                      |
| BERLIPHARM B.V.                                                               | NETHERLANDS                      |
| SCHERING NORGE A/S                                                            | NORWAY                           |
| MEDIWEST NORWAY AS                                                            | NORWAY                           |
| SCHERING AUSTRIA GES.M.B.H.                                                   | AUSTRIA                          |
| INTENDIS AUSTRIA GES.M.B.H.                                                   | AUSTRIA                          |
| SCHERING POLSKA SP.Z.O.O.                                                     | POLAND                           |
| INTENDIS POLSKA SP.Z.O.O.                                                     | POLAND                           |
| LUSAL PRODUCAO QUIMICO-FARMACEUTICA LUSO-ALEMA LDA.                           | PORTUGAL                         |
| SCHERING LUSITANA LDA.                                                        | PORTUGAL                         |
| BERLIFARMA LDA.                                                               | PORTUGAL                         |
| INTENDIS PORTUGAL SOCIEDADE UNIPESSOAL LDA.                                   | PORTUGAL                         |
| AO SCHERING                                                                   | RUSSIA                           |
| SCHERING NORDISKA AB                                                          | SWEDEN                           |
| MEDRAD SCHWEDEN AB                                                            | SWEDEN                           |
|                                                                          |                             |
| SCHERING (SCHWEIZ) AG                                                         | SWITZERLAND                      |
| BERLIS AG                                                                     | SWITZERLAND                      |
| SCHERING ESPANA S.A.                                                          | SPAIN                            |
| BERLIMED S.A.                                                                 | SPAIN                            |
|                                                                          |                             |
| JUSTESA IMAGEN S.A.                                                           | SPAIN                            |
|                                                                          |                             |
| INTENDIS FARMA S.A.                                                           | SPAIN                            |
| SCHERING S.R.O.                                                               | CZECH REPUBLIC                   |
| SCHERING ALMAN ILAC VE ECZA TICARET LTD. SIRKETI                              | TURKEY                           |
| INTENDIS ILAC TICARET LIMITED SIRKETI                                         | TURKEY                           |
| SCHERING KFT.                                                                 | HUNGARY                          |
| UAB SCHERING                                                                  | LITHUANIA                        |
| SCHERING ROMANIA                                                              | ROMANIA                          |
| SCHERING SLOVAKIA S.R.O.                                                      | SLOVAKIA                         |
| SCHERING D.O.O. (CROATIA)                                                     | CROATIA                          |
| SCHERING ARGENTINA S.A.I.C.                                                   | ARGENTINA                        |
| JUSTESA IMAGEN ARGENTINA S.A.                                                 | ARGENTINA                        |
| NEWPROD S.A.I.C.                                                              | ARGENTINA                        |
| SCHERING BOLIVIANA LTDA.                                                      | BOLIVIA                          |
| SCHERING DO BRASIL QUIMICA E FARMACEUTICA LTDA.                               | BRAZIL                           |
| JUSTESA IMAGEM DO BRASIL                                                      | BRAZIL                           |
| MEDRAD AMERICA LATINA LTDA                                                    | BRAZIL                           |
| INTENDIS DO BRASIL FARMACEUTICA LTDA.                                         | BRAZIL                           |
| LABORATORIO BERLIMED S.A.                                                     | CHILE                            |
| SCHERING DE CHILE S.A.                                                        | CHILE                            |
| SCHERING CENTROAMERICANA C.A., S.A.                                           | COSTA RICA                       |
| SCHERING COLOMBIANA S.A.                                                      | COLOMBIA                         |
| SCHERING DOMINICANA S.A.                                                      | DOMINICAN REP.                   |
| SCHERING ECUATORIANA C.A.                                                     | ECUADOR                          |
| SCHERING GUATEMALTECA.S.A.                                                    | GUATEMALA                        |
| PRODUCTOS QUIMICOS NATURALES S.A. DE C.V.                                     | MEXICO                           |
| SCHERING MEXICANA S.A.DE C.V.                                                 | MEXICO                           |
| MEDRAD MEXICANA S. De R.L. De CV                                              | MEXICO                           |
| CENTRO ESTRATEGICO CANADA LATINOAMERICA S.A. DE C.V.                          | MEXICO                           |
| JUSTESA IMAGEN MEXICANA S.A. DE C.V.                                          | MEXICO                           |
| INTENDIS MEXICANA S.A. DE C.V.                                                | MEXICO                           |
| INTENDIS MEXICANA SERVICIOS S.A. DE C.V.                                      | MEXICO                           |
| SCHERING LAS AMERICAS S.A.                                                    | PANAMA                           |
| SCHERING PERUANA S.A.                                                         | PERU                             |
| SCHERING URUGUAYA S.A.                                                        | URUGUAY                          |
| SCHERING DE VENEZUELA S.A.                                                    | VENEZUELA                        |
| BERLEX CANADA INC.                                                            | CANADA                           |
| BERLEX INC.                                                                   | USA                              |
| BERLEX LABORATORIES LLC.                                                      | USA                              |
| BERLICHEM INC.                                                                | USA                              |
| INTENDIS INC.                                                                 | USA                              |
| BETA CENTER INC.                                                              | USA                              |
| CIS US INC.                                                                   | USA                              |
| COLLATERAL THERAPEUTICS INC.                                                  | USA                              |
| MEDRAD INC.                                                                   | USA                              |
| MFSC MEDRAD FOREIGN SALES CORP.                                               | USA                              |
| MSVC INC.                                                                     | USA                              |
| MTFP INC.                                                                     | USA                              |
| MYOTECH INC.                                                                  | USA                              |
| NOR-AM AGRO LLC                                                               | USA                              |
| NOR-AM LAND COMPANY                                                           | USA                              |
| SB CAPITAL CORPORATION                                                        | USA                              |
| SCHERING BERLIN INC.                                                          | USA                              |
| SCHERING BERLIN INSURANCE COMPANY INC.                                        | USA                              |
| SCHERING BERLIN VENTURE CAP.CORP.                                             | USA                              |
| SCIC HOLDINGS LLC.                                                            | USA                              |