Method of killing internal parasites using salicylanilides

摘要: A method of killing internal parasites in warm blooded animals comprising administering orally or parenterally to an infected animal effective amount a compound the formula: ##SPC1## Where R1 is hydrogen acetyl, R2 hydrogen, acetyl lower alkyl, X1 and X2 are iodine atoms; X3, X4, X5 X6 which may be same different chlorine, bromine, iodine, trifluoromethyl hydrogen; at least two not more than when X3 trifluoromethyl, then X4 both one said being administered dosage from 1 50 mg active ingredient/Kg bodyweight.