https://www.vetnurse.co.uk/f/clinical-discussions/18495/duration-of-immunity-in-cats-and-dogs I have a query regarding policy of annual boosters for cats and dogs. I&#39;ve always done this blindly as assumed it was necessary, but I&#39;m wondering why animal antibodies should have such a low duration of immunity? There seems to be some opinions outen-USTelligent Community 10https://www.vetnurse.co.uk/thread/133636?ContentTypeID=1Mon, 06 Aug 2012 21:38:22 GMT1a0763ec-3885-442c-853e-6cef656dfec5:fe47c760-906d-479f-b7f6-68de4eac8e6cPHA86<p>We give DHP every 3 years if that&#39;s of any use to you.</p><div style="clear:both;"></div>https://www.vetnurse.co.uk/thread/133634?ContentTypeID=1Mon, 06 Aug 2012 21:09:15 GMT1a0763ec-3885-442c-853e-6cef656dfec5:665ef310-ec48-4f46-a598-6e6b1727fcd2Carol Cottrell<p><i>Also some really good info on here,,,,,</i></p> <p><i>http://abcd-vets.org/Pages/factsheets.aspx</i></p> <p>&nbsp;</p> <p>Carol x</p><div style="clear:both;"></div>https://www.vetnurse.co.uk/thread/133598?ContentTypeID=1Sat, 04 Aug 2012 14:26:39 GMT1a0763ec-3885-442c-853e-6cef656dfec5:cddee211-1aec-4f54-8b8f-e4507d769800Mark Hedberg<p>WSAVA guidelines mean you can give dhppi every 2 years, there&#39;s a big pdf you can download from them.</p><div style="clear:both;"></div>https://www.vetnurse.co.uk/thread/133597?ContentTypeID=1Sat, 04 Aug 2012 13:44:40 GMT1a0763ec-3885-442c-853e-6cef656dfec5:d114c525-e005-43c6-83ce-efb7877ce1b8meep_ kitten<p><strong>Preliminary search on pubmed produces tonnes of studies in support of &gt;3yrs DOI for cats at least. Anyone encounter any meta-analyses of similar?</strong></p><div style="clear:both;"></div>