Sanofi-Aventis (France) and Merck & Co., Inc. Begin Vet Drugs Sale

LONDON, Oct 21 (Reuters) - Merck & Co Inc (MRK.N) and Sanofi-Aventis SA (SASY.PA) have begun selling parts of the businesses they are combining to form the world’s largest animal-health operation, people familiar with the matter said.

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