Due to the high incidence of heartworm disease in our area, year round prescription heartworm preventative medication is necessary. (ahna.net)
Instead, there are several methods of protecting your pets against pesky mosquito and tick bites, including many prescription heartworm medications and collars that help repel some insects. (marylanddogmag.com)
PetTrust Plus is the first and only generic prescription heartworm preventive medication distributed directly to retail pharmacies nationwide.4 (pettrust.com)