Further re Aivlosin

Lawrence plc

                  ECO appoints Aivlosin(Copyright) distributor in Europe


ECO  Animal  Health Ltd ("ECO"), Lawrence plc's subsidiary which specialises  in
the   development  and  distribution  worldwide  of  veterinary   pharmaceutical
products,  is  pleased  to  announce the appointment of  Schering-Plough  Animal
Health Corporation ("Schering-Plough") as its exclusive distributor of Aivlosin(Copyright)
for  pigs in 19 countries in Europe.  This follows the announcement in May  2004
that Aivlosin(Copyright) has been approved by the EMEA (European Agency for the Evaluation
of  Medicinal  Products), following many years of trials, for the treatment  and
prevention  of Enzootic Pneumonia in pigs; further approvals for both  pigs  and
poultry are expected in due course.

Schering-Plough  is  a  leader in the development,  sales  and  distribution  of
veterinary pharmaceutical products, vaccines and nutritional products worldwide,
and  in  America,  it has been successfully selling ECO's registered  Ivermectin
cattle pour-on product under the CooperMEC(Copyright) brand since 2002.

Peter Lawrence, Chairman of Lawrence, commented:
"ECO  enjoys  an  excellent  working relationship  with  Schering-Plough.  I  am
confident that together we can obtain a significant share of the European market
for pig medications."

Contacts:

Peter Lawrence
Chairman, Lawrence plc
020 8336 2900

Anthony Spiro
Spiro Financial
020 8949 0428

Emma Kane
RedLeaf Communications Ltd
020 7955 1410

Philip Davies
Charles Stanley & Co. Limited
020 7953 2000


Lawrence  plc  is a leader in the development, manufacture and distribution of
principally specialist chemical and pharmaceutical products for the animal
health and farming markets worldwide. Our products for these growth markets
Incorporate natural ingredients to promote well being and sustainability. We
achieve our financial goals through the careful and responsible application of
science to generate value for our shareholders.

Our  corporate  web  site www.lawrenceplc.com includes our  press  releases
together with general information about the company and its subsidiaries. Each
subsidiary also has a web site, which gives further information about that
business and its products.