Exhibit 3.37(a)

STATE OF DELAWARE

SECRETARY OF STATE

DIVISION OF CORPORATIONS

FILED 11:45 AM 08/12/2002

020509127 – 3557478

CERTIFICATE OF FORMATION

OF

WASHINGTON PHARMACEUTICAL SERVICES, LLC

The undersigned natural person of the age of eighteen (18) years or more, being an authorized person under the Delaware Limited Liability Company Act, hereby executes this Certificate of Formation.

1.             NAME.  The name of the limited liability company is Washington Pharmaceutical Services, LLC.

2.             REGISTERED OFFICE.  The address of the limited liability company’s registered office is 1209 Orange Street, Wilmington, Delaware 19801.

3.             REGISTERED AGENT.  The name and address of the limited liability company’s registered agent is the Corporation Trust Company, 1209 Orange Street, Wilmington, Delaware 19801.

IN WITNESS WHEREOF, the undersigned has executed this Certificate of Formation of Washington Pharmaceutical Services, LLC this 12th day of August, 2002.

By:	/s/	Phillip H. Watts
		Phillip H. Watts Authorized Person