/b/veterinary-nursing-news/posts/133291 Pfizer Animal Health's Equine Herpes Virus (EHV) vaccine (Duvaxyn EHV 1,4) has been rebranded Equip EHV 1,4). Pfizer says that EHV is carried by most horses in the UK 1 and can cause respiratory disease, abortion and more rarely neurological diseaseen-USTelligent Community 10