Chiltern Opens New Office in Argentina

LONDON, February 17, 2010 - Chiltern International Limited (Chiltern), a global clinical contract
research organization (CRO) announced that it has opened a new office in
Argentina.

Oscar Podestá, Chiltern Executive Director, Latin America, leads this
endeavor. "Our office, strategically located in suburban Pilar, is a natural
next step to our development in Argentina. The office's state-of-the-art
facilities and technology are designed to support our growing client needs in
Mexico, Chile, Perú and throughout all Latin America, complementing
Chiltern's São Paulo, Brazil office," commented Oscar.

"Chiltern's opening of the Buenos Aires office in 2010 continues our
globalization effort following the opening of four new offices in 2009,"
stated Glenn Kerkhof, Chiltern CEO. "Chiltern's strong presence in Argentina,
Brazil, Mexico and the entire Latin American region demonstrates our
commitment to providing high quality services globally."

    The Argentina office is located at:
    Colectora Panamericana Ramal Pilar km 53,5
    Edificio Polo Uno; 209/207
    Pilar, Buenos Aires, Argentina 1629
    Phone: +54-2322-374-020 Fax: +54-2322-668-594
    oscar.Podesta@chiltern.com

Company profile

About Chiltern:

Established in 1982, Chiltern is a leading global clinical Contract
Research Organization with extensive experience conducting and staffing
international Phase I to Phase IV clinical trials across a broad range of
therapeutic areas for a wide variety of clients. Chiltern has conducted
trials in more than 40 countries, has 23 offices within 16 countries,
resources in 37 countries and employs nearly 1,400 people globally. Chiltern
provides Early Phase, Global Clinical Development, Late Phase, Biometrics,
Medical and Regulatory Affairs and Resourcing Solutions services. Further
information is available at www.chiltern.com.

    For More Information Contact:

    Natalie Chong                         Sue Ojanen
    Marketing Director                    Marketing Associate
    Chiltern International Ltd.           Chiltern International Inc.
    171 Bath Road                         1241 Volunteer Parkway
    Slough                                Suite 950
    Berkshire SL1 4AA                     Bristol, TN 37620
    UNITED KINGDOM                        USA
    Tel: +44-(0)-1753-512-000             Tel: +1-423-968-9533
    Fax: +44-(0)-1753-511-116             Fax: +1-423-968 3567
    Email: natalie.chong@chiltern.com     Email: sue.ojanen@chiltern.com

Natalie Chong, Marketing Director of Chiltern International Ltd., +44-(0)-1753-512-000, Fax, +44-(0)-1753-511-116, natalie.chong at chiltern.com, or Sue Ojanen, Marketing Associate of Chiltern International Inc., +1-423-968-9533, Fax, +1-423-968-3567, sue.ojanen at chiltern.com