Testing fenthion, dichlorvos, and diethylcarbamazine for  phrophylactic effects against the developing stages of Dirofilaria immitis.
D000818:Animals; D000871:Anthelmintics / Q000008:administration & dosage / Q000627:therapeutic use*; D000941:Antigens; D001769:Blood / Q000382:microbiology; D001835:Body Weight; D004049:Diethylcarbamazine / Q000008:administration & dosage / Q000627:therapeutic use*; D004283:Dog Diseases / Q000473:pathology / Q000517:prevention & control*; D004285:Dogs; D005260:Female; D005368:Filariasis / Q000209:etiology / Q000473:pathology / Q000517:prevention & control / Q000662:veterinary*; D005370:Filarioidea / Q000254:growth & development / Q000302:isolation & purification; D008297:Male; D010756:Phosphoric Acids / Q000008:administration & dosage / Q000627:therapeutic use*; D012882:Skin Tests
D000871:Anthelmintics; D000941:Antigens; D010756:Phosphoric Acids; D004049:Diethylcarbamazine