Complex sentence: In the United Kingdom both products are contract manufactured by Patheon Limited on behalf of the Sanofi-Aventis group and distributed by Sanofi Aventis subsidiaries Hoescht and Hoescht Marion Roussel in other territories worldwide.
Split into simpler sentences: In the United Kingdom both products are contract manufactured by Patheon Limited on behalf of the Sanofi-Aventis group. Manufacture and distribution is provided by Sanofi Aventis subsidiaries Hoescht and Hoescht Marion Roussel in other territories worldwide.