1. Faculty of Basic Medical Science, University of Ibadan , Department of Pharmacology and Therapeutics , Oyo State , Nigeria
2. University of Ibadan , Department of Veterinary Medicine , Oyo State , Nigeria
3. Department of Pharmacology and Therapeutics , Faculty of Basic Medical Science, University of Ibadan , Oyo State , Nigeria
4. University of Ibadan , Department of Veterinary Pharmacology & Toxicology , Oyo State , Nigeria