Exhibit


Exhibit 10.305




Counterpart to Registration Rights Agreement
September 30, 2015
Each of the undersigned hereby absolutely, unconditionally and irrevocably agrees as a Guarantor, as defined in the Registration Rights Agreement, dated June 30, 2014 by and among Endo Finance LLC, a Delaware limited liability company and Endo Finco Inc., a Delaware corporation, the Guarantors party thereto, Citigroup Global Markets Inc. and RBC Capital Markets, relating to the 5.375% Senior Notes due 2023, to be bound by the terms and provisions of such Registration Rights Agreement.
[Signature Pages Follow]









IN WITNESS WHEREOF, each of the undersigned has executed this counterpart as of the date first written above.


	
				
	PAR PHARMACEUTICAL COMPANIES, INC.

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 

	 
	 
	 
	 

	 
	 
	 
	 

	 
	 
	 
	 

	PAR PHARMACEUTICAL, INC.

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 

	 
	 
	 
	 

	 
	 
	 
	 

	 
	 
	 
	 

	ANCHEN INCORPORATED

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 

	 
	 
	 
	 

	 
	 
	 
	 

	 
	 
	 
	 

	PAR, INC.

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 











[Signature Page to Registration Rights Agreement Counterpart - 5.375% Senior Notes due 2023]




	
				
	JHP GROUP HOLDINGS, INC

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 

	 
	 
	 
	 

	 
	 
	 
	 

	 
	 
	 
	 

	JHP ACQUISITION, LLC

	as a Guaranteeing Subsidiary

	by JHP GROUP HOLDINGS, Inc., as Manager

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 

	 
	 
	 
	 

	 
	 
	 
	 

	 
	 
	 
	 

	PAR STERILE PRODUCTS, LLC

	as a Guaranteeing Subsidiary

	by JHP ACQUISITION, LLC, as Manager

	by JHP GROUP HOLDINGS, INC., its manager

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 













[Signature Page to Registration Rights Agreement Counterpart - 5.375% Senior Notes due 2023]




	
				
	ANCHEN PHARMACEUTICALS, INC

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 







[Signature Page to Registration Rights Agreement Counterpart - 5.375% Senior Notes due 2023]




	
				
	KALI LABORATORIES, INC.

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 







[Signature Page to Registration Rights Agreement Counterpart - 5.375% Senior Notes due 2023]




	
				
	INNOTEQ, INC.

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Deanna Voss
	 

	Name:
	Deanna Voss
	 

	Title:
	Assistant Secretary
	 











[Signature Page to Registration Rights Agreement Counterpart - 5.375% Senior Notes due 2023]




	
				
	PAR LABORATORIES EUROPE, LTD

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Orla Dunlea
	 

	Name:
	Orla Dunlea
	 

	Title:
	Director
	 







[Signature Page to Registration Rights Agreement Counterpart - 5.375% Senior Notes due 2023]




	
				
	ENDO FINANCE IV LIMITED

	as a Guaranteeing Subsidiary

	 
	 
	 
	 

	 
	 
	 
	 

	By:
	/s/
	Orla Dunlea
	 

	Name:
	Orla Dunlea
	 

	Title:
	Director
	 







[Signature Page to Registration Rights Agreement Counterpart - 5.375% Senior Notes due 2023]