Pharmaceutical Composition Containing An N-Phenylpyrazole Derivative, And Use Thereof For Preparing A Topical Veterinary For Flea Control

  • US 20120029043A1
  • Filed: 12/15/2008
  • Published: 02/02/2012
  • Est. Priority Date: 12/16/2008
  • Status: Active Grant
First Claim
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1. A liquid pharmaceutical composition, comprising:

  • as active principle, 5-amino-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4-(trifluoromethylsulfinyl)-1H-pyrazole-3-carbonitrile (fipronil),at least 5% (weight/volume) of benzyl alcohol, andat least 50% (weight/volume) of an organic solvent chosen from propylene glycol monomethyl ether, dipropylene glycol n-butyl ether, ethylene glycol monomethyl ether, ethylene glycol monoethyl ether, diethylene glycol monoethyl ether and propylene glycol, and mixtures thereof,it being understood that said composition is free of C1-C4 alcohol.

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