i've yet to know a vet to do a sensetivity test after initiai consultation why would they when its easier 4 them dispense a broad spectrum
they would do this after and if the 1st treatment does not cure the problem.
owen said himself his chest infection was treated byy use of amoxicillin. this was given to me for achest infection as well a standard treatmentand was only given a sensitivity test after this faied to cure the prob