Virbac has issued a product recall for the following sizes and lot numbers of Iverhart Plus:

Small (up to 25lbs)

120092: Small (up to 25lbs)

120397: Small (up to 25lbs)

120398: Small (up to 25lbs)

120798: Small (up to 25lbs)

Medium (26-50lbs)

120090: Medium (26-50lbs)

120301: Medium (26-50lbs)

120378: Medium (26-50lbs)

120450: Medium (26-50lbs)

121282: Medium (26-50lbs)

Large (51-100lbs)

120091: Large (51-100lbs)

120127:Large (51-100lbs)

120195: Large (51-100lbs)

120207: Large (51-100lbs)

120256: Large (51-100lbs)

120289: Large(51-100lbs)

120300: Large (51-100lbs)

120305: Large (51-100lbs)

120306: Large (51-100lbs)

120377: Large (51-100lbs)

120379: Large (51-100lbs)

120434: Large (51-100lbs)

120440: Large (51-100lbs)

120464: Large (51-100lbs)

120651: Large (51-100lbs)

120658: Large (51-100lbs)

120678: Large (51-100lbs)

120831: Large (51-100lbs)

121110: Large (51-100lbs)

121150: Large (51-100lbs)

121283: Large (51-100lbs)

121386: Large (51-100lbs)

The recalled lots may not fully protect dogs in the upper third of each weight range against heartworms. This recall does not affect Iverhart Max products. For questions or concerns about the Iverhart Plus recall, please contact Virbac Technical Services at 1-800-338-3659 ext. 3052.