Feline injection site sarcomas are tumors that can develop at sites of injections. (sagecenters.com)
The antigen is injected intradermally without exceeding 0.2 ml per site of injection. (vetinfo.com)
Some of the reactions might show up in the form of itching, swelling, vomiting, and redness at the site of the injection mark. (thefashionablehousewife.com)