Exhibit 21.1

SUBSIDIARIES OF THE REGISTRANT

NAME OF SUBSIDIARY OR ORGANIZATION	STATE OF INCORPORATION OR FORMATION
Depo Sub Manager, LLC	Delaware
DFM, LLC	Delaware
LENSAR, Inc.	Delaware
Noden Pharma DAC	Republic of Ireland
Noden Pharma Schweiz GmbH	Basel
Noden Pharma USA, Inc.	Delaware
PDL Investment Holdings, LLC	Delaware