| Relationships | Role | Relationship Start | Relationship End |
| Asta Medica Ag | Parent | 10/1/1992 | 12/8/1997 |
| Muro Pharmaceutical Inc. | Subsidary | 10/16/1992 | 12/8/1997 |
| Abkit Inc. | Subsidary | 10/1/1992 | 12/8/1997 |
| Relationships | Role | Relationship Start | Relationship End |
| Asta Medica Ag | Parent | 10/1/1992 | 12/8/1997 |
| Muro Pharmaceutical Inc. | Subsidary | 10/16/1992 | 12/8/1997 |
| Abkit Inc. | Subsidary | 10/1/1992 | 12/8/1997 |