| Name of Subsidiary | Jurisdiction of Formation  | |||||||
| Modis Therapeutics, Inc. | Delaware | |||||||
| Name of Non-U.S. Subsidiary | Jurisdiction of Formation  | |||||||
| Zogenix Europe Limited | United Kingdom | |||||||
| Zogenix GmbH | Germany | |||||||
| Zogenix International Limited | United Kingdom | |||||||
| Zogenix K.K. | Japan | |||||||
| Zogenix ROI Limited | Ireland | |||||||
| Zogenix SAS | France | |||||||
| Zogenix Spain S.L.U. | Spain | |||||||
| Zogenix S.r.l. | Italy | |||||||