HOW TO CALCULATE PANACUR (FENBENDAZOLE) GRANULES 💊. ~ DOSAGE FOR DOGS: 50 MG/KG PO EVERY 24 HOURS FOR 3 DAYS FOR ROUNDWORMS (TOXOCARA CANIS, TOXASCARIS LEONINA), HOOKWORMS (ANCYLOSTOMA CANINUM, UNCINARIA STENOCEPHALA), WHIPWORMS (TRICHURIS VULPIS) AND TAPEWORMS (TAENIA PISIFORMIS). 50 MG/KG PO EVERY 24 HOURS FOR 3 TO 5 DAYS FOR GIARDIA SPP ~ DOSAGE CALCULATION: (NOTE 22.2% = 222 MG/G) 1.) PATIENT WEIGHT IN KG MULTIPLIED BY 50 MG/KG = MG 2) MG DIVIDED BY 222 MG/G = G 3) G MULTIPLIED BY THE NUMBE