I HAVE A 9 MO. OLD GERMAN SHEPHARD THAT COMES FROM A VERY GOOD BLOODLINE THAT HAS DEVELOPED A LIMP IN HIS FRONT LEG,HE FAVORS IT BUT WILL USE IT WHILE RUNNING IF GIVEN THE CHANCE.CAGE REST FIXED THIS THE 1ST TIME. AND AFTER DEVOLOPING IT AGAIN HE IS NOW ON CAGE REST AGAIN AND AFTER 4 DAYS IS SHOWING NO VISIBLE SIGHN OF IMPROVEMENT.WE HAVE SEEN OUR VET AND HE RECCOMENDED CAGE REST AND MEDICATION CALLED GLYCO-FLEX II DS WHICH HE HAS BEEN 3 DAYS NOW I NEED HELP WHAT CAN I DO TO INSURE THIS DOG DOESN’GO LAME? HE IS VERY LARGE 110# AT 7 MO. OLD