Patent ID: 7915239

Claim:
Process for treating osteoarthritis-induced lameness in a non-human animal suffering from osteoarthrosis and not suffering from fractures, comprising the administration, to the non-human animal, of an effective amount of a bisphosphonic acid derivative selected from the group consisting of: 1-hydroxyethylidenebisphosphonic acid and its sodium salts; 2-pyrid-2-ylethylidenebisphosphonic acid and its sodium salts; phenoxymethylenebisphosphonic acid and its salts; thiomorpholinomethylenebisphosphonic acid and its salts; 4-chlorophenylthiomethylenebisphosphonic acid and its salts; 1-hydroxy-2-(3-pyridyl)ethylidenebisphosphonic acid and its sodium salts; 1-hydroxy-2-(2-imidazolyl)ethyl-1,1-bisphosphonic acid and its salts; and 2-hydroxyethylidene-2-(3-pyridyl)-1,1-bisphosphonic acid and its sodium salts.